Thomas Zarchy, M.D.
NPI 1477598027 · Gastroenterology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Zarchy, M.D. is a Gastroenterology Physician provider in Los Angeles, CA (NPI 1477598027).
Provider details
- NPI number
- 1477598027
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G36361 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2006-06-18
- Last updated
- 2020-12-02
- Certified
- 2020-12-02
Frequently asked questions
- What is Thomas Zarchy's NPI number?
- Thomas Zarchy's National Provider Identifier (NPI) is 1477598027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Zarchy's specialty?
- Thomas Zarchy is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Zarchy located?
- Thomas Zarchy's practice location on file with NPPES is 1520 San Pablo St, Los Angeles, CA 90033-5310.
- What is Thomas Zarchy's phone number?
- The practice phone number listed in the NPPES registry for Thomas Zarchy is (323) 442-5100.
- Does Thomas Zarchy accept Medicare?
- Thomas Zarchy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Zarchy's NPI active?
- Yes — Thomas Zarchy's NPI (1477598027) is active in the NPPES registry as of the last update on 2020-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.