SIGRID HAHN
NPI 1912960287
Emergency Medicine in New York, NY
About Sigrid Hahn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIGRID HAHN (NPI 1912960287) is an individual emergency medicine provider in New York, New York, licensed in New York (222473) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (2000).
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
Sigrid Hahn 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
5Medicare enrollment records show Sigrid Hahn reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 1,067 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 345 clinicians in this Medicare group
New York, NY 10024
- Reassigned Medicare billing, New York enrollment
- 245 clinicians in this Medicare group
Maplewood, NJ 07040
- Reassigned Medicare billing, Ohio enrollment
- 20 clinicians in this Medicare group
Blue Ash, OH 45242
- Reassigned Medicare billing, District of Columbia, Indiana, Maryland, Ohio, Pennsylvania, Virginia and West Virginia enrollments
- 45 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
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 10029 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 9
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 Sigrid Hahn's NPI number?
The NPI number for Sigrid Hahn is 1912960287. It was assigned to this individual provider in the NPPES registry on April 8, 2006.
Where is Sigrid Hahn located?
Sigrid Hahn practices at 100th St And Madison Ave, New York, NY 10029. The listed phone number is (212) 241-0101.
What is Sigrid Hahn's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Sigrid Hahn enrolled in Medicare?
Yes. Sigrid Hahn 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 Sigrid Hahn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sigrid Hahn reassigns Medicare benefits to 5 organizations: Fpa Hospital Based (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Stationmd Professional Corporation (Maplewood, NJ) and Post Acute Telehealth PC (Blue Ash, OH). 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 Sigrid Hahn'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 Sigrid Hahn was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Sigrid Hahn · NPI 1912960287
Emergency Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 8, 2006.
## Identity
- **NPI:** 1912960287 (Entity type: Individual)
- **Enumerated:** April 8, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 222473 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 100TH ST AND MADISON AVE, New York, NY 10029
- **Phone:** (212) 241-0101 · **Fax:** (212) 426-5083
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Fpa Hospital Based (NPI 1427398676, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1518228550, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1124392238, New York, NY); Stationmd Professional Corporation (NPI 1285015347, Maplewood, NJ); Post Acute Telehealth PC (NPI 1164011185, Blue Ash, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York University School Of Medicine, class of 2000
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 02550310 (NY); Other P00212310 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1912960287) · Data from the CMS NPPES public registry.