
33 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Penzias, Reproductive Endocrinologist in Waltham, MA?
Dr. Alan Penzias, MD is a Reproductive Endocrinologist, who primarily practices in Waltham, MA. He has been practicing for over 33 years and is board certified. Dr. Penzias graduated from State University of New York Downstate Medical Center College of Medicine and completed his residency at Beth Israel Deaconess Hp M C, Obstetrics And Gynecology. He is a member of the ASRM and ACOG. Dr. Penzias is fluent in English and Spanish, and is currently seeing new patients. Dr. Penzias’s practice accepts Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Penzias’s office.
What are Areas of Expertise for Dr. Penzias?
Dr. Alan Penzias, MD is a highly-rated, board-certified Reproductive Endocrinologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Penzias empowers patients to confidently navigate their health journey, specializing in Infertility-IVF, and comprehensive wellness support. Serving the Waltham, MA community, Dr. Penzias is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Penzias go to medical school and complete their residency?
Fellowship: YALE-NEW HAVEN MED CTR PROG, NEW HAVEN, CT,, Reproductive Endocrinology/Infertility | Yale New Haven Hospital in Reproductive Endocrinology, New Haven, CT
Residency: Beth Israel Deaconess Hp M C, Obstetrics And Gynecology | Beth Israel Hosp/Harvard Med Sch | Beth Israel Deaconess Medical Center | Beth Israel Deaconess Medical Center Program
Medical School: Suny-Hlth Sci Ctr At Brooklyn, Coll of Med, Brooklyn Ny | State University of New York Downstate Medical Center College of Medicine
Is Dr. Penzias board certified as a Reproductive Endocrinologist?
Yes, Dr. Alan Penzias, MD is board certified by the American Board of Obstetrics and Gynecology , American Board of Obstetrics and Gynecology since 1995, American Board of Obstetrics and Gynecology since 1993
What languages does Dr. Penzias speak?
Dr. Penzias and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Reproductive Endocrinologist like Dr. Penzias typically treat?
As a Reproductive Endocrinologist, Dr. Penzias 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. Penzias. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Female Infertility
- Female Infertility (Other Causes)
- Female Sterility
- Difficulty Getting Pregnant
- Unexplained Female Infertility
- Other Female Fertility Issues
- Idiopathic Female Infertility
ICD-10 Codes:
- N979: Female infertility, unspecified
- N978: Female infertility of other origin
Also known as:
- Fertility Testing
- Infertility
- Infertility testing
- Reproductive health assessment
- Fertility evaluation
ICD-10 Codes:
- Z3141: Encounter for fertility testing
Also known as:
- First Trimester Pregnancy Supervision for Infertility History
- Female Infertility
- Health Problems in Pregnancy
- Early Pregnancy Monitoring After Infertility
- First Trimester High-Risk Pregnancy Due to Infertility
- Infertility Pregnancy Care First Trimester
ICD-10 Codes:
- O0901: Supervision of pregnancy with history of infertility, first trimester
What procedures does a Reproductive Endocrinologist like Dr. Penzias typically perform?
As a Reproductive Endocrinologist, Dr. Penzias 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. Penzias. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Uterine Catheterization for Imaging
- Saline Infusion Sonohysterography Prep
- Hysterosalpingography Prep
- Uterine Contrast Injection
CPT Codes:
- 58340: Catheterization and introduction of saline or contrast material for saline infusion sonohysterography (SIS) or hysterosalpingography
Also known as:
- Intrauterine Artificial Insemination (IUI)
- Sperm Washing for Infertility Treatment
- Embryo Transfer to Uterus
- IUI procedure
- Artificial insemination (IUI)
- Sperm injection into uterus
- Sperm Preparation for IUI
- Sperm Processing for IVF
- Artificial Insemination Sperm Wash
- Intrauterine Embryo Transfer
- IVF Embryo Transfer
- Assisted Reproduction Embryo Transfer
- Fertility Embryo Placement
CPT Codes:
- 58322: Artificial insemination; intra-uterine
- 58323: Sperm washing for artificial insemination
- 58974: Embryo transfer, intrauterine
Also known as:
- Egg Retrieval for IVF
- Oocyte Retrieval
- Follicle Aspiration
- IVF Egg Collection
CPT Codes:
- 58970: Follicle puncture for oocyte retrieval, any method
Also known as:
- Uterine Lining Biopsy
- Biopsy
- Endometrial Biopsy
- Uterine Biopsy
- Cervical Biopsy
- Endocervical Sampling
CPT Codes:
- 58100: Endometrial sampling (biopsy) with or without endocervical sampling (biopsy), without cervical dilation, any method (separate procedure)
Also known as:
- Surgical Treatment for Missed Miscarriage (First Trimester)
- D&C for Missed Abortion
- Surgical Miscarriage Management
- First Trimester Missed Abortion Treatment
CPT Codes:
- 59820: Treatment of missed abortion, completed surgically; first trimester
Does Dr. Penzias accept my insurance?
Dr. Penzias accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Penzias accept in Waltham, MA?
Dr. Penzias in Waltham, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Massachusetts
Capital District Physicians' Health Plan (CDPHP)
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Mass General Brigham
Point32Health
Progyny
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Penzias' office located?
Recognitions
Memberships & Associations
ASRM
Member
ACOG
Member
Awards
Boston Super Doctors
Excellence in Teaching Citation. Tufts
Residents Award 1994 & 1995.
President, Boston Fertility Society, .
What is Dr. Penzias's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Penzias's National Provider Identifier (NPI) number is 1497701866.
What common questions do patients ask about Dr. Penzias?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Penzias
What is Dr. Alan Penzias's specialty?
Dr. Penzias is a Reproductive Endocrinologist near Waltham, MA.
What does a Reproductive Endocrinologist do?
An obstetrician/gynecologist specializing in reproductive endocrinology and infertility is skilled in managing complex issues related to hormonal disorders and infertility in women. This specialist employs advanced diagnostic and treatment options to address reproductive health concerns and assist individuals and couples in achieving their family planning goals.
Is this Dr. Alan Penzias affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Penzias is affiliated with Beth Israel Deaconess Medical Center-Boston which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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
When to see a Reproductive Endocrinologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Reproductive Endocrinologist. Explore 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 Alan Penzias accepting new patients in Waltham, MA?
Yes, Dr. Alan Penzias is accepting new patients at this time.
Does Dr. Alan Penzias offer online booking?
Please contact Dr. Penzias's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Alan Penzias?
Please contact Dr. Penzias's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Alan Penzias have?
Dr. Alan Penzias is certified by the American Board of Obstetrics and Gynecology.
Other Reproductive Endocrinologist Near Waltham, MA

Reproductive Endocrinologist
Dr. Steven Bayer, MD is a Reproductive Endocrinologist, who primarily practices in Brookline, MA with 2 additional practice locations. He is board certified.
Brookline, MA
DR
Reproductive Endocrinologist
Dr. David Ryley, MD is a Reproductive Endocrinologist, who primarily practices in Brookline, MA with 2 additional practice locations. He has been practicing for over 34 years and is board certified.
Brookline, MA
DV
Reproductive Endocrinologist
Dr. Denis Vaughan is a Reproductive Endocrinologist, who primarily practices in Dedham, MA with 2 additional practice locations.
Dedham, MA
Connect with DR. Penzias
Boston Ivf - The Waltham Center
130 Second Ave
Waltham, MA 02451