CHRISTINA AHN M.D.
NPI 1609167535
Student in an Organized Health Care Education/Training Program in New York, NY
About Christina Ahn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINA AHN M.D. (NPI 1609167535) is an individual student in an organized health care education/training program in New York, New York and active in the NPI registry since April 2011. She has opted out of Medicare through October 27, 2026 and remains eligible to order and refer.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Christina Ahn M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 27, 2016 through October 27, 2026.
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.
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
NEW YORK, NY 10016
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 Christina Ahn's NPI number?
The NPI number for Christina Ahn is 1609167535. It was assigned to this individual provider in the NPPES registry on April 26, 2011.
Where is Christina Ahn located?
Christina Ahn practices at 550 1st Ave, New York, NY 10016. The listed phone number is (212) 263-5506.
What is Christina Ahn's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Christina Ahn enrolled in Medicare?
No. Christina Ahn has opted out of Medicare through October 27, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.
When was this NPI record last updated?
The NPPES record for Christina Ahn was last updated on December 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Christina Ahn, M.D. · NPI 1609167535
Student in an Organized Health Care Education/Training Program provider in New York, New York. Individual provider, active in the CMS NPPES registry since April 26, 2011.
## Identity
- **NPI:** 1609167535 (Entity type: Individual)
- **Enumerated:** April 26, 2011
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 550 1ST AVE, New York, NY 10016-6402
- **Phone:** (212) 263-5506
## Medicare
- **Medicare:** Opted out of Medicare (opt-out affidavit on file, in effect through October 27, 2026); services are provided under private contract
## Record status
- **NPPES last updated:** December 4, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1609167535) · Data from the CMS NPPES public registry.