JENNIE ZHANG D.O
NPI 1245687599
Internal Medicine - Gastroenterology in Columbia, MD
About Jennie Zhang D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JENNIE ZHANG D.O (NPI 1245687599) is an individual gastroenterology provider in Columbia, Maryland, licensed in Maryland (H0102181) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of West Virginia School Of Osteopathic Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 2
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
Jennie Zhang D.o 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 Reassignments
3Medicare enrollment records show Jennie Zhang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, MD 21045
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 37 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Whc Physician Group LLC
- 613 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 21045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COLUMBIA, MD 21045
COLUMBIA, MD 21045
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 Jennie Zhang's NPI number?
The NPI number for Jennie Zhang is 1245687599. It was assigned to this individual provider in the NPPES registry on May 17, 2016.
Where is Jennie Zhang located?
Jennie Zhang practices at 7120 Minstrel Way Ste 100, Columbia, MD 21045. The listed phone number is (410) 290-6677.
What is Jennie Zhang's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Jennie Zhang enrolled in Medicare?
Yes. Jennie Zhang 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 organizations bill Medicare for Jennie Zhang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jennie Zhang reassigns Medicare benefits to 3 organizations: Gastro Center Of Maryland LLC (Columbia, MD), Medstar Medical Group II LLC (Baltimore, MD) and Whc Emerg Phys (Washington, DC). Each 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 Jennie Zhang'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 Jennie Zhang was last updated on August 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Jennie Zhang, D.O · NPI 1245687599
Gastroenterology physician in Columbia, Maryland. Individual provider, active in the CMS NPPES registry since May 17, 2016.
## Identity
- **NPI:** 1245687599 (Entity type: Individual)
- **Enumerated:** May 17, 2016
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** H0102181 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 7120 MINSTREL WAY STE 100, Columbia, MD 21045-5274
- **Phone:** (410) 290-6677
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Gastro Center Of Maryland LLC (NPI 1164609111, Columbia, MD); Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); Whc Emerg Phys (NPI 1306260625, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** West Virginia School Of Osteopathic Medicine, class of 2015
## Record status
- **NPPES last updated:** August 11, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1245687599) · Data from the CMS NPPES public registry.