ALASKA FIERRO MD
NPI 1659068625
Hospitalist in New York, NY
About Alaska Fierro Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALASKA FIERRO MD (NPI 1659068625) is an individual hospitalist provider in New York, New York, licensed in New York (339743-01) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Baylor College Of Medicine (2023).
NPPES Registry Identity
Specialties & Licenses 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
Alaska Fierro 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 Alaska Fierro reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 980 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Alaska Fierro's NPI number?
The NPI number for Alaska Fierro is 1659068625. It was assigned to this individual provider in the NPPES registry on April 20, 2023.
Where is Alaska Fierro located?
Alaska Fierro practices at 520 East 70th St, Starr Pavilion, St-05-507, New York, NY 10021. The listed phone number is (212) 746-4071.
What is Alaska Fierro's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Alaska Fierro enrolled in Medicare?
Yes. Alaska Fierro 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 Alaska Fierro's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alaska Fierro reassigns Medicare benefits to Weill Medical College Of Cornell (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 Alaska Fierro's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alaska Fierro affiliated with any hospitals?
According to CMS data, Alaska Fierro is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Alaska Fierro was last updated on June 25, 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.
# Alaska Fierro, MD · NPI 1659068625
Hospitalist physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 20, 2023.
## Identity
- **NPI:** 1659068625 (Entity type: Individual)
- **Enumerated:** April 20, 2023
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 339743-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 520 EAST 70TH ST, STARR PAVILION, ST-05-507, New York, NY 10021
- **Phone:** (212) 746-4071 · **Fax:** (212) 746-4734
## 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:** Weill Medical College Of Cornell (NPI 1770892580, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2023
## Record status
- **NPPES last updated:** June 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1659068625) · Data from the CMS NPPES public registry.