DR. ALEXA MARIA CHOY MD
NPI 1578025649
Internal Medicine - Gastroenterology in New York, NY
About Dr. Alexa Maria Choy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXA MARIA CHOY MD (NPI 1578025649) is an individual gastroenterology provider in New York, New York, licensed in New York (317370) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Warren Alpert Medical School Of Brown University (2019).
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
Enrolled in Medicare and accepts Medicare assignment
Dr. Alexa Maria Choy 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.
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 10032 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
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 Alexa Choy's NPI number?
The NPI number for Alexa Choy is 1578025649. It was assigned to this individual provider in the NPPES registry on April 5, 2019.
Where is Alexa Choy located?
Alexa Choy practices at 622 W 168th St, New York, NY 10032. The listed phone number is (212) 305-6262.
What is Alexa Choy's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Alexa Choy enrolled in Medicare?
Yes. Alexa Choy 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.
Is Alexa Choy affiliated with any hospitals?
According to CMS data, Alexa Choy is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Alexa Choy was last updated on July 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Alexa Maria Choy, MD · NPI 1578025649
Gastroenterology physician in New York, New York. Individual provider, active in the CMS NPPES registry since April 5, 2019.
## Identity
- **NPI:** 1578025649 (Entity type: Individual)
- **Enumerated:** April 5, 2019
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 317370 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 622 W 168TH ST, New York, NY 10032-3720
- **Phone:** (212) 305-6262
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Warren Alpert Medical School Of Brown University, class of 2019
## Record status
- **NPPES last updated:** July 25, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1578025649) · Data from the CMS NPPES public registry.