DR. WEI YAN MD
NPI 1255827234
Internal Medicine - Gastroenterology in Philadelphia, PA
About Dr. Wei Yan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WEI YAN MD (NPI 1255827234) is an individual gastroenterology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MT222502) and active in the NPI registry since July 2018. He is enrolled in Medicare PECOS, is affiliated with Albert Einstein Medical Center, and maintains a secondary practice location in Washington.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
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. Wei Yan 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 Wei Yan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Philadelphia, PA 19141
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,205 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.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Albert Einstein Medical Center
Acute Care Hospitals · Philadelphia, PAEinstein Medical Center Montgomery
Acute Care Hospitals · East Norriton, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19141 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.
PHILADELPHIA, PA 19141
PHILADELPHIA, PA 19141
PHILADELPHIA, PA 19141
PHILADELPHIA, PA 19141
PHILADELPHIA, PA 19141
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 Wei Yan's NPI number?
The NPI number for Wei Yan is 1255827234. It was assigned to this individual provider in the NPPES registry on July 2, 2018.
Where is Wei Yan located?
Wei Yan practices at 5501 Old York Rd, Philadelphia, PA 19141. The listed phone number is (215) 456-8807.
What is Wei Yan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Wei Yan enrolled in Medicare?
Yes. Wei Yan 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 Wei Yan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wei Yan reassigns Medicare benefits to Einstein Practice Plan, Inc (Philadelphia, PA). 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 Wei Yan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wei Yan accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Wei Yan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Wei Yan affiliated with any hospitals?
According to CMS data, Wei Yan is affiliated with Albert Einstein Medical Center and Einstein Medical Center Montgomery.
When was this NPI record last updated?
The NPPES record for Wei Yan was last updated on July 21, 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. Wei Yan, MD · NPI 1255827234
Gastroenterology physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 2, 2018.
## Identity
- **NPI:** 1255827234 (Entity type: Individual)
- **Enumerated:** July 2, 2018
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MT222502 (Pennsylvania)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5501 OLD YORK RD, Philadelphia, PA 19141-3018
- **Phone:** (215) 456-8807 · **Fax:** (215) 456-7792
## 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:** Einstein Practice Plan, Inc (NPI 1396327151, Philadelphia, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 21, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1255827234) · Data from the CMS NPPES public registry.