Holtzman Medical Specialty Services
NPI 1437859105 · Internal Medicine Physician · Brookline, MA
Holtzman Medical Specialty Services is a Internal Medicine Physician organization in Brookline, MA (NPI 1437859105).
Provider details
- NPI number
- 1437859105
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Justin Holtzman, Owner(734) 330-3336
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
Mailing address
Additional practice locations (1)
- 879 Main StWeymouth, MA 02190-1658Phone: (781) 770-4064
Registry dates
- Enumerated
- 2023-03-09
- Last updated
- 2023-03-09
- Certified
- 2023-03-09
Frequently asked questions
- What is Holtzman Medical Specialty Services's NPI number?
- Holtzman Medical Specialty Services's National Provider Identifier (NPI) is 1437859105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Holtzman Medical Specialty Services?
- Holtzman Medical Specialty Services is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Holtzman Medical Specialty Services located?
- Holtzman Medical Specialty Services's practice location on file with NPPES is 1180 Beacon St Ste 6b, Brookline, MA 02446-3806.
- What is Holtzman Medical Specialty Services's phone number?
- The practice phone number listed in the NPPES registry for Holtzman Medical Specialty Services is (781) 770-4064.
- Who is the authorized official for Holtzman Medical Specialty Services?
- The authorized official listed on Holtzman Medical Specialty Services's NPPES record is Justin Holtzman, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Holtzman Medical Specialty Services's NPI active?
- Yes — Holtzman Medical Specialty Services's NPI (1437859105) is active in the NPPES registry as of the last update on 2023-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.