Internists Medical Group
NPI 1033313838 · Undersea and Hyperbaric Medicine (Preventive Medicine) Physician · Oakland, CA
Internists Medical Group is a Undersea and Hyperbaric Medicine (Preventive Medicine) Physician organization in Oakland, CA (NPI 1033313838).
Provider details
- NPI number
- 1033313838
- Entity type
- Organization
- Primary specialty
- Undersea and Hyperbaric Medicine (Preventive Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Tufft, Owner(510) 444-2155
- License
- G38113 (CA)
Specialties & taxonomies
- Undersea and Hyperbaric Medicine (Preventive Medicine) PhysicianPrimary2083P0011XLicense G38113 (CA)
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
- 2007-06-14
- Last updated
- 2025-09-11
Frequently asked questions
- What is Internists Medical Group's NPI number?
- Internists Medical Group's National Provider Identifier (NPI) is 1033313838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Internists Medical Group?
- Internists Medical Group is classified in the NPPES registry as Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Internists Medical Group located?
- Internists Medical Group's practice location on file with NPPES is 2930 Mcclure St, Oakland, CA 94609-3505.
- What is Internists Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Internists Medical Group is (510) 444-2155.
- Who is the authorized official for Internists Medical Group?
- The authorized official listed on Internists Medical Group's NPPES record is Robert Tufft, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Internists Medical Group's NPI active?
- Yes — Internists Medical Group's NPI (1033313838) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.