Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1801864236 Individual Practitioner Male Practitioner

Dr. John Albert Parrish , MD

Dermatology • Boston, MA

Professional Overview & Biography Verified Profile Summary

Dr. John Parrish, MD is a registered healthcare professional specializing in Dermatology in Boston, MA. Practice services are available at 55 FRUIT STREET under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

55 Fruit Street
Wel 224

Boston, MA 021142696

Telephone 6177261684
Fax 6177249595
Associated Practice Facility / Clinic
🏢 Mgh Outpatient Pharmacy Facility NPI 1902991573

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Boston, MA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 16.4 Yrs
State Avg: 27.5 Yrs
Regional Practice Density
270 Specialists

Practicing in Boston, MA (648 Statewide)

Telehealth Adoption Rate
18.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License MA 34545

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
2049716 (MA)
Commercial Insurance / Payer ID Bcbs Ma
M08208 (MA)

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Kui Toh Leong , MD

Internal Medicine - Cardiovascular Disease

NPI 1003007121

Doctor of Medicine (M.D.)

Jacqueline Bango , LICSW

Social Worker - Clinical

NPI 1003329095

Licensed Independent Clinical Social Worker

Sara Grosslein , PA

Physician Assistant

NPI 1003486499

Physician Assistant

Dr. Jeffrey Ellenbogen , MD

Psychiatry & Neurology - Neurology

NPI 1003856535

Doctor of Medicine (M.D.)

Dr. Nancy Harris , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1003889445

Doctor of Medicine (M.D.)

Dr. Stanley Shaw , MD PHD

Internal Medicine - Cardiovascular Disease

NPI 1003921636

MDPHD

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 55 FRUIT STREET, WEL 224, BOSTON, MA 021142696 (Tel: 6177261684)

📍
Updated Business Mailing Address July 08, 2007

Registered at PO BOX 9142, MASS GENERAL PHYSICIAN ORGANIZATION, CHARLESTOWN, MA 021299142 (Tel: 6177240287)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN PARRISH, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Dermatology (License #34545 in MA)

🟢
Initial NPI Registration & Enumeration March 10, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. John Parrish. Be the first to share your experience!

Sign in to leave a review for Dr. John Parrish

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1801864236
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 10, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

Po Box 9142, Mass General Physician Organization

Charlestown, MA 021299142

Phone: 6177240287

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.