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Active NPI 1700858438 Individual Practitioner Male Practitioner

Dr. Michael J O'brien , MD

Pathology - Anatomic Pathology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael O'Brien, MD is a certified Pathology - Anatomic Pathology practicing in Boston, MA. With approximately 55 years of clinical experience since completing medical education in 1971, Dr. O'Brien delivers high-quality medical care to the local community at 670 ALBANY ST.

Dr. O'Brien is affiliated with South Suburban Gastroenterology Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, special stained specimen slides to examine tissue, initial procedure, special stained specimen slides to examine tissue. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

670 Albany St
Floor 3, Room 310

Boston, MA 021182646

Telephone 6174145314
Fax 6174145315
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

1971

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pathology - Anatomic Pathology in Boston, MA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
55 Yrs +29.2 yrs vs City Avg
City Avg: 25.8 Yrs
State Avg: 35.7 Yrs
Regional Practice Density
201 Specialists

Practicing in Boston, MA (303 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
69.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. O'brien (55 Years) 55 Yrs
Boston Specialty Average (25.8 Years) 25.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity
2,387 974 $200.00 $80.15
88342 Special stained specimen slides to examine tissue, initial procedure
205 186 $500.00 $120.48
88341 Special stained specimen slides to examine tissue
31 27 $300.00 $103.32

Medical Specialties & State Licenses

Pathology - Anatomic Pathology Primary Specialty

NUCC Taxonomy Code: 207ZP0101X

State License MA 40684

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
30204395 (NH)
Medicaid State Provider ID
6169813 (MA)

Hospital & Practice Group Affiliations

South Suburban Gastroenterology Pc

97 Libbey Pkwy, Weymouth, MA 021893110

Phone: 7813312922

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Osman Yilmaz , MD

Pathology - Anatomic Pathology

NPI 1053744680

Doctor of Medicine (M.D.)

Dr. Katie Doonan , DO

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1053775858

Doctor of Osteopathic Medicine (D.O.)

Dr. Walther Pfeifer , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1083787212

Doctor of Medicine (M.D.)

Dr. Anita Deshpande , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1104115559

Doctor of Medicine (M.D.)

Dr. David Chui , MD

Pathology - Hematology

NPI 1114990421

Doctor of Medicine (M.D.)

Dr. Dongsheng Xu , MD

Pathology - Clinical Pathology/Laboratory Medicine

NPI 1144293101

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
📍
Updated Business Mailing Address October 11, 2019

Registered at 1085 MAIN ST, SOUTH WEYMOUTH, MA 021901547

NPI Profile Active June 04, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location June 04, 2014

Registered at 670 ALBANY ST, FLOOR 3, ROOM 310, BOSTON, MA 021182646 (Tel: 6174145314)

📍
Updated Business Mailing Address June 04, 2014

Registered at 720 HARRISON AVE, DOB 503, BOSTON, MA 02118

👤
Provider Name / Credentials Updated June 04, 2014

Recorded as MICHAEL O'BRIEN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 04, 2014

Pathology (License #40684 in MA)

🟢
Initial NPI Registration & Enumeration February 06, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1700858438
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 06, 2006
Last Update: October 11, 2019
Sole Proprietor: No

Mailing Address

1085 Main St

South Weymouth, MA 021901547

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.