Dr. Evangelos Messaris, MD, PHD

Colon & Rectal Surgeon (Proctologist)

Boston, MA

20 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

Who is Dr. Messaris, Colon & Rectal Surgeon (Proctologist) in Boston, MA?

Dr. Evangelos Messaris, MD, PHD is a Colon & Rectal Surgeon (Proctologist), who primarily practices in Boston, MA with 2 additional practice locations. He has been practicing for over 20 years and is board certified. Dr. Messaris graduated from University Athens-Faculty Medical, School Of Health & Science and completed his residency at Rhode Island Hospital. Dr. Messaris is fluent in English, and is currently seeing new patients. Dr. Messaris’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Messaris’s office at (617) 421-8749.

What are Areas of Expertise for Dr. Messaris?

Dr. Evangelos Messaris, MD, PHD is a highly-rated, board-certified Colon & Rectal Surgeon (Proctologist) known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Messaris empowers patients to confidently navigate their health journey, specializing in Colon & Rectal Cancer, Crohn's Disease, Diverticulitis, Inflammatory Bowel Disease, Ulcerative Colitis, or comprehensive wellness support. Serving the Boston/MA community, Dr. Messaris is dedicated to enhancing lives through expert, patient-centered care.

Where did Dr. Messaris go to medical school and complete their residency?

Fellowship: Surgery, Colon/Rectal, Milton S. Hershey Medical Center
Residency: Rhode Island Hospital | Brown University Program
Medical School: University Athens-Faculty Medical, School Of Health & Science | University Athens-Faculty Medical, School Of Health & Science | University of Athens School of Health Sciences

Is Dr. Messaris board certified as a Colon & Rectal Surgeon (Proctologist)?

Yes, Dr. Evangelos Messaris, MD, PHD is board certified by the American Board of Colon & Rectal Surgery , American Board of Surgery

What languages does Dr. Messaris speak?

Dr. Messaris and their clinical team can communicate with patients in the following languages:

English

What conditions does Dr. Messaris treat?

As a Colon & Rectal Surgeon (Proctologist), Dr. Messaris 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. Messaris. 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:

Fourth Degree Hemorrhoids
Third Degree Hemorrhoids
Hemorrhoidal Skin Tags
Hemorrhoids
Permanently prolapsed hemorrhoids
Grade 4 hemorrhoids
Strangulated hemorrhoids
Prolapsed hemorrhoids
Grade 3 hemorrhoids
Severe hemorrhoids
Anal skin tags
Perianal skin tags
Leftover hemorrhoid skin

ICD-10 Codes:

K643: Fourth degree hemorrhoids
K642: Third degree hemorrhoids
K644: Residual hemorrhoidal skin tags

Also known as:

Colorectal Cancer
Rectal cancer
Colon cancer
Bowel cancer
Malignant neoplasm of rectum
Malignant neoplasm of sigmoid colon

ICD-10 Codes:

C20: Malignant neoplasm of rectum
C187: Malignant neoplasm of sigmoid colon

Also known as:

Chronic Anal Fissure
Anal Fissure
Anal Disorder
Long-Term Anal Tear
Persistent Rectal Fissure
Chronic Fissure in Anus
Rectal Tear
Fissure in Anus
Perianal Fissure

ICD-10 Codes:

K601: Chronic anal fissure
K602: Anal fissure, unspecified

Also known as:

Anal Fistula
Anal Dysplasia
Anal Disorder
Fistulas
Perianal Fistula
Fistula-in-Ano
Abnormal Anal Tract
Abnormal anal cells
Precancerous anal changes
Anal epithelial dysplasia

ICD-10 Codes:

K603: Anal fistula
K6282: Dysplasia of anus

Also known as:

Digestive System Surgery Aftercare
After Surgery
Post-gastrointestinal surgery care
Stomach surgery aftercare
Bowel surgery recovery

ICD-10 Codes:

Z48815: Encounter for surgical aftercare following surgery on the digestive system

Also known as:

Crohn's Disease of the Small Intestine with Fistula
Crohn's Disease
Fistulas
Crohn’s Disease
Regional Enteritis with Fistula', 'Small Bowel Crohn's with Fistula
Inflammatory Bowel Disease (IBD) with Fistula

ICD-10 Codes:

K50013: Crohn's disease of small intestine with fistula

Also known as:

Anorectal Fistula
Anal Disorder
Fistulas
Rectal Disorder
Fistula between Anus and Rectum
Perianal-Rectal Fistula
Abnormal Anorectal Tract

ICD-10 Codes:

K605: Anorectal fistula

Also known as:

Cancer Surgery Aftercare
After Surgery
Cancer
Post-cancer surgery care
Oncology aftercare
Cancer recovery follow-up

ICD-10 Codes:

Z483: Aftercare following surgery for neoplasm

Also known as:

Colostomy Care
Ostomy
Stoma Care
Bowel Diversion Care
Ostomy Bag Management

ICD-10 Codes:

Z433: Encounter for attention to colostomy

Also known as:

Rectal Prolapse
Pelvic Floor Disorder
Rectal Disorder
Protruding Rectum
Bowel Prolapse
Rectal Eversion

ICD-10 Codes:

K623: Rectal prolapse

Also known as:

Large Intestine Diverticulitis with Perforation and Abscess
Abscess
Diverticulosis and Diverticulitis
Inflamed Colon Diverticula with Abscess
Perforated Large Bowel Diverticulitis

ICD-10 Codes:

K5720: Diverticulitis of large intestine with perforation and abscess without bleeding

Also known as:

Pilonidal Cyst with Abscess
Abscess
Tailbone Disorder
Infected Tailbone Cyst
Sacrococcygeal Abscess
Tailbone Abscess

ICD-10 Codes:

L0501: Pilonidal cyst with abscess

Also known as:

Anal Cancer
Anal Cancer Treatment (PDQ)
Cancer of the anal canal
Malignant neoplasm of anal canal
Anorectal cancer

ICD-10 Codes:

C211: Malignant neoplasm of anal canal

Also known as:

Ulcerative Pancolitis with Rectal Bleeding
Gastrointestinal Bleeding
Ulcerative Colitis
Chronic Pancolitis with Bloody Stool
Extensive Ulcerative Colitis with Rectal Bleeding
GI Bleeding from Pancolitis

ICD-10 Codes:

K51011: Ulcerative (chronic) pancolitis with rectal bleeding

Also known as:

Other Muscle Disorder
Muscle Disorder
Various Muscle Conditions
Uncommon Muscle Problems
Specific Muscle Ailments

ICD-10 Codes:

M6289: Other specified disorders of muscle

What procedures does Dr. Messaris perform?

As a Colon & Rectal Surgeon (Proctologist), Dr. Messaris 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. Messaris. 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:

Removal of Multiple Hemorrhoids
Hemorrhoidectomy
Internal and External Hemorrhoid Surgery
Piles Removal Surgery

CPT Codes:

46260: Hemorrhoidectomy, internal and external, 2 or more columns/groups;

Also known as:

Anal Sphincter Nerve Block
Internal Anal Sphincter Chemodenervation
Anal Sphincter Injection
Botox for Anal Fissure
Chemical Denervation of Anal Muscle

CPT Codes:

46505: Chemodenervation of internal anal sphincter

Also known as:

Anal Fistula Surgery
Fistulectomy
Fistulotomy
Perianal Fistula Repair
Anal Fistula Repair

CPT Codes:

46270: Surgical treatment of anal fistula (fistulectomy/fistulotomy); subcutaneous
46280: Surgical treatment of anal fistula (fistulectomy/fistulotomy); transsphincteric, suprasphincteric, extrasphincteric or multiple, including placement of seton, when performed

Also known as:

CPT Codes:

44207: Laparoscopy, surgical; colectomy, partial, with anastomosis, with coloproctostomy (low pelvic anastomosis)
44213: Laparoscopy, surgical, mobilization (take-down) of splenic flexure performed in conjunction with partial colectomy (List separately in addition to primary procedure)

Also known as:

Removal of Rectal Tumor
Transanal Rectal Tumor Excision
Partial Thickness Rectal Tumor Removal
Rectal Lesion Excision

CPT Codes:

45171: Excision of rectal tumor, transanal approach; not including muscularis propria (ie, partial thickness)

Also known as:

Seton Placement
Fistula Seton Insertion
Drainage Seton Placement
Anal Fistula Treatment

CPT Codes:

46020: Placement of seton

Also known as:

Anal Lesion Excision
Removal of Anal Warts
Surgical Excision of Anal Lesions
Anus Lesion Removal

CPT Codes:

46922: Destruction of lesion(s), anus (eg, condyloma, papilloma, molluscum contagiosum, herpetic vesicle), simple; surgical excision

Also known as:

Hemorrhoid Removal Surgery
Hemorrhoidectomy
Piles Surgery
Internal and External Hemorrhoid Excision

CPT Codes:

46255: Hemorrhoidectomy, internal and external, single column/group;

Does Dr. Messaris accept my insurance?

Dr. Messaris accepts most major insurance plans. Important: Please call our office at (617) 421-8749 before your appointment to verify that your specific plan and network are accepted.

What insurance plans does Dr. Messaris accept in Boston, MA?

Dr. Messaris in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

Top Insurances

Corporate Services
CVS Health (formerly Aetna)
Express Scripts
Medicare
Network Health
Other TPA
Point32Health
SGS North America Inc
State of Massachusetts
State of Tennessee

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Where is Dr. Messaris' office located?

Dr. Evangelos Messaris' Primary Practice

330 Brookline Ave # 6

Boston, MA 02215

(617) 421-8749

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Dr. Evangelos Messaris' Practice 2

100 2nd Ave

Needham, MA 02494

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Dr. Evangelos Messaris' Practice 3

200 Boylston St Fl 4

Boston College, MA 02467

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