What is Larry Nguyen's NPI number?

Larry Nguyen's National Provider Identifier (NPI) is 1134897077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Larry Nguyen's specialty?

Larry Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Larry Nguyen located?

Larry Nguyen's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.

What is Larry Nguyen's phone number?

The practice phone number listed in the NPPES registry for Larry Nguyen is (212) 263-5506.

Does Larry Nguyen accept Medicare?

Larry Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Larry Nguyen's NPI active?

Yes — Larry Nguyen's NPI (1134897077) is active in the NPPES registry as of the last update on 2025-06-17.

IndividualActiveAccepts Medicare

Larry Nguyen, MD

NPI 1134897077 · Internal Medicine Physician · New York, NY

Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Larry Nguyen, MD is a Internal Medicine Physician provider in New York, NY (NPI 1134897077).

Provider details

NPI number: 1134897077
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 332062 (NY)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care
Internal Medicine Physician207R00000XLicense 01096447A (IN)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(64/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
4 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

550 1st Ave

New York, NY 10016-6402

Phone: (212) 263-5506

Street-level locationGet directions

More NY providers

Mailing address

550 1st Ave

New York, NY 10016-6402

Additional practice locations (3)

100 Woodruff Cir Ne
Atlanta, GA 30322-3427
Phone: (404) 727-5655
450 Piedmont Ave Ne Apt 302
Atlanta, GA 30308-3427
Phone: (954) 338-9890
11700 N Meridian St
Carmel, IN 46032-4656
Phone: (317) 688-5069

Enumerated: 2021-09-04
Last updated: 2025-06-17
Certified: 2025-06-17

Frequently asked questions

What is Larry Nguyen's NPI number?: Larry Nguyen's National Provider Identifier (NPI) is 1134897077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Larry Nguyen's specialty?: Larry Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Larry Nguyen located?: Larry Nguyen's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.
What is Larry Nguyen's phone number?: The practice phone number listed in the NPPES registry for Larry Nguyen is (212) 263-5506.
Does Larry Nguyen accept Medicare?: Larry Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Larry Nguyen's NPI active?: Yes — Larry Nguyen's NPI (1134897077) is active in the NPPES registry as of the last update on 2025-06-17.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.