Martin Gruenberg, DO
NPI 1326139247 · Occupational Medicine Physician · Mesa, AZ
Enrolled with Medicare as Practitioner - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Gruenberg, DO is a Occupational Medicine Physician provider in Mesa, AZ (NPI 1326139247).
Provider details
- NPI number
- 1326139247
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 25MB05665000 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-09-27
- Last updated
- 2013-04-05
Frequently asked questions
- What is Martin Gruenberg's NPI number?
- Martin Gruenberg's National Provider Identifier (NPI) is 1326139247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Gruenberg's specialty?
- Martin Gruenberg is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Gruenberg located?
- Martin Gruenberg's practice location on file with NPPES is 2550 N Thunderbird Cir, Mesa, AZ 85215-1214.
- What is Martin Gruenberg's phone number?
- The practice phone number listed in the NPPES registry for Martin Gruenberg is (480) 776-1603.
- Does Martin Gruenberg accept Medicare?
- Martin Gruenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Gruenberg's NPI active?
- Yes — Martin Gruenberg's NPI (1326139247) is active in the NPPES registry as of the last update on 2013-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.