DR. SAHAR ASLANI JAHAN MD
NPI 1669993523
Internal Medicine in Gaithersburg, MD
About Dr. Sahar Aslani Jahan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SAHAR ASLANI JAHAN MD (NPI 1669993523) is an individual internal medicine provider in Gaithersburg, Maryland, licensed in Mississippi (T-3356) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Sahar Aslani Jahan 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.
Medicare Billing Reassignment
Medicare enrollment records show Sahar Jahan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Gaithersburg, MD 20879
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1417294984 (Maryland)
- 2,492 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20879 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.
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
GAITHERSBURG, MD 20879
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 Sahar Jahan's NPI number?
The NPI number for Sahar Jahan is 1669993523. It was assigned to this individual provider in the NPPES registry on June 30, 2017.
Where is Sahar Jahan located?
Sahar Jahan practices at 655 Watkins Mill Rd, Gaithersburg, MD 20879. The listed phone number is (240) 632-4000.
What is Sahar Jahan's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Sahar Jahan enrolled in Medicare?
Yes. Sahar Jahan 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.
Which organization bills Medicare for Sahar Jahan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sahar Jahan reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (Gaithersburg, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sahar Jahan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Sahar Jahan was last updated on May 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.
# Dr. Sahar Aslani Jahan, MD · NPI 1669993523
Internal Medicine physician in Gaithersburg, Maryland. Individual provider, active in the CMS NPPES registry since June 30, 2017.
## Identity
- **NPI:** 1669993523 (Entity type: Individual)
- **Enumerated:** June 30, 2017
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** T-3356 (Mississippi)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 655 WATKINS MILL RD, Gaithersburg, MD 20879-3301
- **Phone:** (240) 632-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc (NPI 1831471713, Gaithersburg, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** May 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1669993523) · Data from the CMS NPPES public registry.