Zalman Falchuk, MD
NPI 1912996000 · Gastroenterology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zalman Falchuk, MD is a Gastroenterology Physician provider in Boston, MA (NPI 1912996000).
Provider details
- NPI number
- 1912996000
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35377 (MA)
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
- 2005-10-20
- Last updated
- 2011-04-13
Frequently asked questions
- What is Zalman Falchuk's NPI number?
- Zalman Falchuk's National Provider Identifier (NPI) is 1912996000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zalman Falchuk's specialty?
- Zalman Falchuk is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Zalman Falchuk located?
- Zalman Falchuk's practice location on file with NPPES is 110 Francis St, Boston, MA 02215-5501.
- What is Zalman Falchuk's phone number?
- The practice phone number listed in the NPPES registry for Zalman Falchuk is (617) 632-8623.
- Does Zalman Falchuk accept Medicare?
- Zalman Falchuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zalman Falchuk's NPI active?
- Yes — Zalman Falchuk's NPI (1912996000) is active in the NPPES registry as of the last update on 2011-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.