Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1548955792 Individual Practitioner Female Practitioner

Dr. Mary Grinstead , MD

Pediatrics • Pittsburgh, PA

Professional Overview & Biography Verified Profile Summary

Dr. Mary Grinstead, MD is a registered healthcare professional specializing in Pediatrics in Pittsburgh, PA. Practice services are available at 4401 PENN AVE FL 1 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

4401 Penn Ave Fl 1

Pittsburgh, PA 152241334

Telephone 4126925325
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Pittsburgh, PA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 14.0 Yrs
State Avg: 22.2 Yrs
Regional Practice Density
357 Specialists

Practicing in Pittsburgh, PA (3505 Statewide)

Telehealth Adoption Rate
0.3% 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

CMS Verified: 2026-04-27
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License MI 4351051221

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Preetha Sinha , MD

Orthopaedic Surgery - Pediatric Orthopaedic Surgery

NPI 1003252198

Doctor of Medicine (M.D.)

Dr. Marjan Imani Fooladi , MD

Ophthalmology - Pediatric Ophthalmology and Strabismus Specialist

NPI 1013699073

Doctor of Medicine (M.D.)

Micaela Connelly , CRNP

Pediatrics - Pediatric Gastroenterology

NPI 1013763929

Certified Registered Nurse Practitioner

Dr. Laura Olivieri , MD

Pediatrics - Pediatric Cardiology

NPI 1023130200

Doctor of Medicine (M.D.)

NPI 1023859469

Doctor of Optometry

Joshua Clopp , PA-C

Physician Assistant

NPI 1023875770

Physician Assistant (Certified)

Career & Practice History Timeline

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

11 Historical Events
📍
Updated Practice Location April 27, 2026

Registered at 4401 PENN AVE FL 1, PITTSBURGH, PA 152241334 (Tel: 4126925325)

📍
Updated Business Mailing Address April 27, 2026

Registered at 3600 FORBES AVENUE, FORBES TOWER PLAZA LEVEL SUITE 1, PITTSBURGH, PA 15213

📍
Updated Business Mailing Address April 07, 2025

Registered at 275 MICHIGAN ST NE FL 8, GRAND RAPIDS, MI 495032531

📍
Updated Practice Location March 04, 2025

Registered at 275 MICHIGAN ST NE FL 8, GRAND RAPIDS, MI 495032531 (Tel: 6163918810)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 04, 2025

Pediatrics (License #4351051221 in MI)

NPI Profile Active April 05, 2023

NPI status registered as active in NPPES database

📍
Updated Practice Location April 05, 2023

Registered at 330 BARCLAY AVE NE STE 300, GRAND RAPIDS, MI 495032527 (Tel: 6163918810)

📍
Updated Business Mailing Address April 05, 2023

Registered at 330 BARCLAY AVE NE STE 300, GRAND RAPIDS, MI 495032527

👤
Provider Name / Credentials Updated April 05, 2023

Recorded as MARY GRINSTEAD, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 05, 2023

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 05, 2023

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: 1548955792
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 05, 2023
Last Update: April 27, 2026
Sole Proprietor: No

Mailing Address

3600 Forbes Avenue, Forbes Tower Plaza Level Suite 1

Pittsburgh, PA 15213

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.