DR. YI JIA MD, PHD
NPI 1225398704
Internal Medicine - Gastroenterology in New York, NY
About Dr. Yi Jia Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YI JIA MD, PHD (NPI 1225398704) is an individual gastroenterology provider in New York, New York, licensed in New York (296750) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2001).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Dr. Yi Jia Md, Phd 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 Yi Jia reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10018
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Yi Jia Gi Medical PC
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 33D2270645
Yi Jia Gi Medical PC · New York, NYAreas of Expertise CMS Part B claims 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10018 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Yi Jia's NPI number?
The NPI number for Yi Jia is 1225398704. It was assigned to this individual provider in the NPPES registry on May 18, 2012.
Where is Yi Jia located?
Yi Jia practices at 70 W 36th St # 5C, New York, NY 10018. The listed phone number is (917) 338-7680.
What is Yi Jia's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Yi Jia enrolled in Medicare?
Yes. Yi Jia 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 Yi Jia's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yi Jia reassigns Medicare benefits to Yi Jia Gi Medical P.C. (New York, NY). 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 Yi Jia'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 Yi Jia was last updated on August 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Yi Jia, MD, PHD · NPI 1225398704
Gastroenterology physician in New York, New York. Individual provider, active in the CMS NPPES registry since May 18, 2012.
## Identity
- **NPI:** 1225398704 (Entity type: Individual)
- **Enumerated:** May 18, 2012
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 296750 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 70 W 36TH ST # 5C, New York, NY 10018-8007
- **Phone:** (917) 338-7680 · **Fax:** (917) 338-6382
## 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:** Yi Jia Gi Medical P.C. (NPI 1740805035, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2001
## Record status
- **NPPES last updated:** August 26, 2022
- **Other identifiers:** Medicaid 05663570 (NY); Medicaid 372428801 (TX)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1225398704) · Data from the CMS NPPES public registry.