PROF. ANNMARIE FLANAGAN FNP
NPI 1629490180
Nurse Practitioner - Family in Penn Yan, NY
About Prof. Annmarie Flanagan Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PROF. ANNMARIE FLANAGAN FNP (NPI 1629490180) is an individual family provider in Penn Yan, New York, licensed in New York (338458) and active in the NPI registry since January 2014. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Prof. Annmarie Flanagan Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Annmarie Flanagan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Penn Yan, NY 14527
- Reassigned Medicare billing, New York enrollment
- 129 clinicians in this Medicare group
Sodus, NY 14551
- Reassigned Medicare billing, New York enrollment
- 2,285 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 14527 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 10
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 Annmarie Flanagan's NPI number?
The NPI number for Annmarie Flanagan is 1629490180. It was assigned to this individual provider in the NPPES registry on January 16, 2014.
Where is Annmarie Flanagan located?
Annmarie Flanagan practices at 1930 Pre Emption Rd, Penn Yan, NY 14527. The listed phone number is (315) 536-0086.
What is Annmarie Flanagan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Annmarie Flanagan enrolled in Medicare?
Yes. Annmarie Flanagan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Annmarie Flanagan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Annmarie Flanagan reassigns Medicare benefits to 2 organizations: Flh Medical, PC (Penn Yan, NY) and Rochester General Hospital (Sodus, NY). 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 Annmarie Flanagan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Annmarie Flanagan accept?
Health plans from Oscar Health list Annmarie Flanagan 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.
When was this NPI record last updated?
The NPPES record for Annmarie Flanagan was last updated on January 16, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Prof. Annmarie Flanagan, FNP · NPI 1629490180
Family physician in Penn Yan, New York. Individual provider, active in the CMS NPPES registry since January 16, 2014.
## Identity
- **NPI:** 1629490180 (Entity type: Individual)
- **Enumerated:** January 16, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 338458 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1930 PRE EMPTION RD, Penn Yan, NY 14527-9641
- **Phone:** (315) 536-0086
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Flh Medical, PC (NPI 1215174644, Penn Yan, NY); Rochester General Hospital (NPI 1821163718, Sodus, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 16, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1629490180) · Data from the CMS NPPES public registry.