Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1538964051 Individual Practitioner Male Practitioner

Dr. Siddharth Nath , MD, PhD

Ophthalmology • Baltimore, MD

Professional Overview & Biography Verified Profile Summary

Dr. Siddharth Nath, MD, PhD is a certified Ophthalmology practicing in Baltimore, MD. With approximately 6 years of clinical experience since graduating from Mcmaster Un, Michael Degroote School Of Medicine in 2020, Dr. Nath delivers high-quality medical care to the local community at JOHNS HOPKINS HOSPITAL, WILMER EYE INSTITUTE.

Dr. Nath is affiliated with Johns Hopkins University and does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

Johns Hopkins Hospital, Wilmer Eye Institute
600 North Wolfe St

Baltimore, MD 21287

Telephone 4109555494
Fax 4106149172
Associated Practice Facility / Clinic
🏢 Johns Hopkins University Facility NPI 1013913789

Medicare Profile & Education

Medical School

Mcmaster Un, Michael Degroote School Of Medicine

Graduation Year

2020

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Baltimore, MD

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
6 Yrs -16.6 yrs vs City Avg
City Avg: 22.6 Yrs
State Avg: 28.5 Yrs
Regional Practice Density
222 Specialists

Practicing in Baltimore, MD (624 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Nath (6 Years) 6 Yrs
Baltimore Specialty Average (22.6 Years) 22.6 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-07-04
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MD D0104768

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Hospital & Practice Group Affiliations

Johns Hopkins University

600 N Wolf St, Baltimore, MD 212870005

Phone: 4109555000

Johns Hopkins University

5759 Cedar Ln, Columbia, MD 210442912

Phone: 4437183738

Johns Hopkins University

5755 Cedar Ln, Columbia, MD 210442912

Phone: 4107407544

Johns Hopkins University

600 N Wolfe St, Baltimore, MD 212870005

Phone: 4105024340

Johns Hopkins University

601 N Caroline St, Baltimore, MD 212870006

Phone: 4109555080

Johns Hopkins University

1800 Orleans St, Baltimore, MD 212870010

Phone: 4109555000

Secondary Practice Locations

6420 Rockledge Dr

Bethesda, MD 208177837

Phone: 3018966700

1800 Orleans St

Baltimore, MD 212870010

Phone: 4105022037

Practice Associates & Co-Workers

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

5 Associated Practitioners
NPI 1073049987

Doctor of Medicine (M.D.)

NPI 1306495031

Doctor of Optometry

NPI 1770930935

Doctor of Medicine (M.D.)

Dr. Farhan Merali , MD, MBA

Ophthalmology - Cornea and External Diseases Specialist

NPI 1821383738

Doctor of Medicine (M.D.), Master of Business Administration

NPI 1891302402

Doctor of Medicine (M.D.), Master of Science

Career & Practice History Timeline

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

11 Historical Events
📍
Updated Practice Location September 24, 2025

Registered at JOHNS HOPKINS HOSPITAL, WILMER EYE INSTITUTE, 600 NORTH WOLFE ST, BALTIMORE, MD 21287 (Tel: 4109555494)

📍
Updated Business Mailing Address September 24, 2025

Registered at 6201 GREENLEIGH AVE, BALTIMORE, MD 212202004 (Tel: 4109555494)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 24, 2025

Ophthalmology (License #D0104768 in MD)

📍
Updated Practice Location March 21, 2025

Registered at 600 NORTH WOLFE STREET, WOODS 376, WILMER EYE INSTITUTE, JOHNS HOPKINS HOSPITAL, BALTIMORE, MD 21287 (Tel: 4109555494)

📍
Updated Business Mailing Address March 21, 2025

Registered at 600 NORTH WOLFE STREET, WOODS 376, WILMER EYE INSTITUTE, JOHNS HOPKINS HOSPITAL, BALTIMORE, MD 21287 (Tel: 4109555494)

NPI Profile Active February 18, 2025

NPI status registered as active in NPPES database

📍
Updated Practice Location February 18, 2025

Registered at 600 NORTH WOLFE STREET, WOODS 376, WILMER EYE INSTITUTE, JOHN HOPKINS HOSPITAL, BALTIMORE, MD 21287 (Tel: 4109555494)

📍
Updated Business Mailing Address February 18, 2025

Registered at 600 NORTH WOLFE STREET, WOODS 376, WILMER EYE INSTITUTE, JOHN HOPKINS HOSPITAL, BALTIMORE, MD 21287 (Tel: 4109555494)

👤
Provider Name / Credentials Updated February 18, 2025

Recorded as SIDDHARTH NATH, MD, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 18, 2025

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration February 18, 2025

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: 1538964051
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 18, 2025
Last Update: July 04, 2026
Sole Proprietor: No

Mailing Address

6201 Greenleigh Ave

Baltimore, MD 212202004

Phone: 4109555494

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.