MOHSIN ZAMAN MD
NPI 1851033971
Internal Medicine in Port Jefferson, NY
About Mohsin Zaman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MOHSIN ZAMAN MD (NPI 1851033971) is an individual internal medicine provider in Port Jefferson, New York, licensed in New York (338780) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mohsin Zaman Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Charles Hospital
Acute Care Hospitals · Port Jefferson, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11777 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORT JEFFERSON, NY 11777
PORT JEFFERSON, NY 11777
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mohsin Zaman's NPI number?
The NPI number for Mohsin Zaman is 1851033971. It was assigned to this individual provider in the NPPES registry on April 9, 2022.
Where is Mohsin Zaman located?
Mohsin Zaman practices at 200 Belle Terre Rd, Port Jefferson, NY 11777. The listed phone number is (631) 474-6323.
What is Mohsin Zaman's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mohsin Zaman enrolled in Medicare?
Yes. Mohsin Zaman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Is Mohsin Zaman affiliated with any hospitals?
According to CMS data, Mohsin Zaman is affiliated with St Charles Hospital.
When was this NPI record last updated?
The NPPES record for Mohsin Zaman was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mohsin Zaman, MD · NPI 1851033971
Internal Medicine physician in Port Jefferson, New York. Individual provider, active in the CMS NPPES registry since April 9, 2022.
## Identity
- **NPI:** 1851033971 (Entity type: Individual)
- **Enumerated:** April 9, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 338780 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 BELLE TERRE RD, Port Jefferson, NY 11777-1968
- **Phone:** (631) 474-6323 · **Fax:** (631) 474-6451
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** December 18, 2025
- **Other identifiers:** Other 338780 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1851033971) · Data from the CMS NPPES public registry.