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Accepting patients
Who is Dr. Castellanos, Family Medicine Specialist in Templeton, CA?
Dr. Alexander Castellanos, MD is a Family Medicine Specialist, who primarily practices in Templeton, CA with 1 additional practice location. He is board certified by the American Board of Family Medicine. Dr. Castellanos graduated from Stanford University School of Medicine and completed his residency at Univ Ca Irvine Med Ctr, Family Medicine; Sutter Med Ctr Of Santa Rosa, Family Medicine. Dr. Castellanos is fluent in English and Spanish, and is currently seeing new patients. Dr. Castellanos’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Castellanos’s office at (805) 434-1804.
Where did Dr. Castellanos go to medical school and complete their residency?
Residency: Univ Ca Irvine Med Ctr, Family Medicine; Sutter Med Ctr Of Santa Rosa, Family Medicine | UC Irvine Medical Center
Medical School: Stanford Univ Sch Of Med- Stanford Ca | Stanford University School of Medicine
Is Dr. Castellanos board certified in Family Medicine Specialist?
Yes, Dr. Alexander Castellanos, MD is board certified by the American Board of Family Medicine
What languages does Dr. Castellanos speak?
Dr. Castellanos and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Castellanos treat?
As a Family Medicine Specialist, Dr. Castellanos diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Castellanos. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Testicular Hypofunction
- Testicular Disorder
- Underactive Testicles
- Low Testicular Function
- Hypogonadism
ICD-10 Codes:
- E291: Testicular hypofunction
Also known as:
- Peripheral Arterial Disease in Both Legs
- Atherosclerosis
- Peripheral Arterial Disease
- PAD in Both Legs
- Poor Circulation in Both Legs
- Hardening of Arteries in Both Legs
ICD-10 Codes:
- I70293: Other atherosclerosis of native arteries of extremities, bilateral legs
Also known as:
- Skin Tumor of Uncertain Behavior
- Skin Condition
- Skin Neoplasm
- Skin Growth
- Uncertain Skin Lesion
ICD-10 Codes:
- D485: Neoplasm of uncertain behavior of skin
Also known as:
- Abnormal EKG
- Heart Health Tests
- Irregular Electrocardiogram
- Unusual Heart Rhythm Test
- ECG Abnormalities
ICD-10 Codes:
- R9431: Abnormal electrocardiogram [ECG] [EKG]
Also known as:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
Also known as:
- Type 2 Diabetes with High Blood Sugar
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
Also known as:
- Peripheral Artery Disease
- PVD
- PAD
- Poor Circulation in Legs
- Blocked Leg Arteries
ICD-10 Codes:
- I739: Peripheral vascular disease, unspecified
Also known as:
- Lung Disease from Organic Dust
- Interstitial Lung Disease
- Organic Dust Pneumoconiosis
- Hypersensitivity Pneumonitis
- Occupational Lung Disease
ICD-10 Codes:
- J668: Airway disease due to other specific organic dusts
Also known as:
- Actinic Keratosis
- Skin Condition
- Sun Exposure
- Skin Cancer Treatment (PDQ®)
- Solar keratosis
- Precancerous skin lesion
- Rough sun spots
ICD-10 Codes:
- L570: Actinic keratosis
Also known as:
- Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
Also known as:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- High Cholesterol
- Cholesterol
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E7800: Pure hypercholesterolemia, unspecified
Also known as:
- Systolic Heart Failure
- Heart Failure
- Heart Failure with Reduced Ejection Fraction
- HFrEF
- Pumping Heart Failure
ICD-10 Codes:
- I5020: Unspecified systolic (congestive) heart failure
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- Cervical Dysplasia
- Cervix Disorder
- Abnormal Cervical Cells
- Cervical Intraepithelial Neoplasia
- Abnormal Pap Smear
ICD-10 Codes:
- N879: Dysplasia of cervix uteri, unspecified
Also known as:
- Breast Fibrosclerosis
- Breast Disease
- Sclerosis of breast
- Hardening of breast tissue
- Fibrotic breast changes
ICD-10 Codes:
- N6039: Fibrosclerosis of unspecified breast
Also known as:
- Enlarged Heart
- Heart Disease
- Cardiomegaly
- Big heart
- Heart enlargement
ICD-10 Codes:
- I517: Cardiomegaly
What procedures does Dr. Castellanos perform?
As a Family Medicine Specialist, Dr. Castellanos performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Castellanos. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Intermediate Wound Repair (2.5 cm or less)
- Intermediate Wound Repair (Body)
- Facial Wound Repair
- Small Wound Repair (Neck, Hands, Feet, Genitals)
- Intermediate Face/Head Wound Repair (2.6-5.0 cm)
- Complex Wound Repair (Face, Neck, Hands, Feet)
- Intermediate Wound Repair (Neck, Hands, Feet, Genitalia)
- Wounds and Injuries
- Complex Wound Closure
- Deep Wound Stitching
- Injury Repair
- Laceration Repair (Body)
- Surgical Wound Closure (Trunk/Limbs)
- Deep Wound Stitching (Body)
- Stitches for facial cut
- Intermediate wound closure
- Repair of facial laceration
- Minor Wound Closure
- Intermediate Wound Stitching
- Surgical Repair of Small Wounds
- Facial Laceration Repair
- Head Wound Stitching
- Complex Facial Cut Repair
- Extensive Facial Laceration Repair
- Deep Wound Closure (Sensitive Areas)
- Complex Repair of Hand/Foot Wound
- Laceration Repair
- Surgical Wound Repair
- Injury Stitching
CPT Codes:
- 12031: Repair, intermediate, wounds of scalp, axillae, trunk and/or extremities (excluding hands and feet); 2.5 cm or less
- 12032: Repair, intermediate, wounds of scalp, axillae, trunk and/or extremities (excluding hands and feet); 2.6 cm to 7.5 cm
- 12051: Repair, intermediate, wounds of face, ears, eyelids, nose, lips and/or mucous membranes; 2.5 cm or less
- 12041: Repair, intermediate, wounds of neck, hands, feet and/or external genitalia; 2.5 cm or less
- 12052: Repair, intermediate, wounds of face, ears, eyelids, nose, lips and/or mucous membranes; 2.6 cm to 5.0 cm
- 13132: Repair, complex, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; 2.6 cm to 7.5 cm
- 12042: Repair, intermediate, wounds of neck, hands, feet and/or external genitalia; 2.6 cm to 7.5 cm
Also known as:
- Removal of Precancerous Skin Lesions
- Removal of Benign Skin Lesion (Trunk/Limbs)
- Removal of Non-Cancerous Skin Growth (1.1-2.0 cm)
- Removal of Benign Skin Lesion
- Removal of Benign Lesion on Face/Ears/Eyelids/Nose/Lips (3.1-4.0 cm)
- Removal of Benign Skin Lesion (3.1-4.0 cm)
- Skin Conditions
- Actinic Keratosis Treatment
- Premalignant Lesion Destruction
- Skin Cancer Prevention Treatment
- Cryosurgery for Skin Lesions
- Benign Skin Growth Excision
- Skin Lesion Removal Surgery
- Mole Removal (Large)
- Benign Skin Lesion Excision
- Skin Tumor Removal (Benign)
- Mole Removal (Non-Cancerous)
- Skin Lesion Biopsy and Removal
- Excision of Non-Cancerous Skin Growth
- Facial Lesion Excision
- Benign Skin Growth Removal (Face)
- Eyelid Lesion Surgery
- Skin Growth Excision
- Benign Tumor Removal (Skin)
- Lesion Removal (Scalp, Neck, Hands, Feet, Genitalia)
- Skin Biopsy Excision
CPT Codes:
- 17000: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), premalignant lesions (eg, actinic keratoses); first lesion
- 17003: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), premalignant lesions (eg, actinic keratoses); second through 14 lesions, each (List separately in addition to code for first lesion)
- 11404: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter 3.1 to 4.0 cm
- 11402: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter 1.1 to 2.0 cm
- 11423: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), scalp, neck, hands, feet, genitalia; excised diameter 2.1 to 3.0 cm
- 11444: Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter 3.1 to 4.0 cm
- 11424: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), scalp, neck, hands, feet, genitalia; excised diameter 3.1 to 4.0 cm
Also known as:
- Removal of Benign Skin Lesion
- Large Benign Skin Lesion Removal
- Benign Skin Growth Excision
- Skin Lesion Removal Surgery
- Mole Removal
- Skin Tumor Excision
- Skin Tumor Removal (Benign)
- Large Skin Lesion Biopsy
CPT Codes:
- 11403: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter 2.1 to 3.0 cm
- 11406: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter over 4.0 cm
Also known as:
- Skin Cancer Removal (Face, Ears, Eyelids, Nose, Lips)
- Malignant Lesion Removal (Face, Ears, Eyelids, Nose, Lips)
- Malignant Skin Lesion Removal (Face/Ears)
- Facial Skin Cancer Excision
- Malignant Lesion Removal (Head/Face)
- Skin Tumor Removal (Sensitive Areas)
- Malignant Lesion Excision
- Facial Skin Cancer Surgery
- Lip Cancer Removal
- Skin Cancer Excision
- Facial Tumor Removal
- Lip Cancer Surgery
- Eyelid Lesion Excision
- Skin Cancer Destruction
- Facial Skin Cancer Treatment
- Cryosurgery for Skin Cancer
CPT Codes:
- 11643: Excision, malignant lesion including margins, face, ears, eyelids, nose, lips; excised diameter 2.1 to 3.0 cm
- 11642: Excision, malignant lesion including margins, face, ears, eyelids, nose, lips; excised diameter 1.1 to 2.0 cm
- 11644: Excision, malignant lesion including margins, face, ears, eyelids, nose, lips; excised diameter 3.1 to 4.0 cm
- 17282: Destruction, malignant lesion (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), face, ears, eyelids, nose, lips, mucous membrane; lesion diameter 1.1 to 2.0 cm
Also known as:
- Benign Facial Lesion Removal (1.1-2.0 cm)
- Facial mole removal
- Eyelid lesion excision
- Lip lesion removal
- Benign growth removal from face
CPT Codes:
- 11442: Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter 1.1 to 2.0 cm
Also known as:
- Benign Lesion Removal (Face/Head)
- Facial Lesion Excision
- Skin Growth Removal
- Benign Tumor Excision
- Head/Neck Lesion Surgery
CPT Codes:
- 11443: Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter 2.1 to 3.0 cm
Also known as:
- Complex Skin Repair (Face, Neck, Hands, Feet)
- Complex Laceration Repair
- Deep Wound Closure
- Surgical Skin Repair
CPT Codes:
- 13131: Repair, complex, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; 1.1 cm to 2.5 cm
Also known as:
- Colposcopy of Cervix and Vagina
- Colposcopy
- Cervical Colposcopy
- Vaginal Colposcopy
- Cervix and Vagina Exam
- Magnified Cervical Exam
CPT Codes:
- 57452: Colposcopy of the cervix including upper/adjacent vagina;
Does Dr. Castellanos accept my insurance?
Dr. Castellanos accepts most major insurance plans. Important: Please call our office at (805) 434-1804 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Castellanos accept in Templeton, CA?
Dr. Castellanos in Templeton, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Shield of California
Cigna
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Medicaid
Medicare
State of Tennessee
Sunrise Senior Living
UnitedHealthcare
View All Insurances
Where is Dr. Castellanos' office located?
Dr. Alexander Castellanos' Primary Practice
699 S Main St
Templeton, CA 93465
(805) 434-1804
What is Dr. Castellanos's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Castellanos's National Provider Identifier (NPI) number is 1770771511.
What common questions do patients ask about Dr. Castellanos?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Castellanos
What is Dr. Alexander Castellanos's specialty?
Dr. Castellanos is a Family Medicine Specialist near Templeton, CA. Family Medicine is a medical specialty focused on comprehensive healthcare for individuals and families. It is a broad field that integrates biological, clinical, and behavioral sciences. The scope of family medicine covers all ages, genders, organ systems, and disease conditions, offering a holistic approach to patient care. Contact Dr. Castellanos to book an appointment today.
Is this Dr. Alexander Castellanos affiliated with a ranked Castle Connolly Top Hospital?
No, Castellanos is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Mee Memorial Hospital, Adventist Health Twin Cities, Dignity Health - French Hospital Medical Center. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Family Medicine Specialist?
Explore Family Medicine Specialist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Alexander Castellanos accepting new patients in Templeton, CA?
Yes, Dr. Alexander Castellanos is accepting new patients at this time.
Does Dr. Alexander Castellanos offer online booking?
Please contact Dr. Castellanos's office at (805) 434-1804 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Alexander Castellanos?
Please contact Dr. Castellanos's office at (805) 434-1804 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Alexander Castellanos have?
Dr. Alexander Castellanos is certified by the American Board of Family Medicine.
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