Advanced Internal Medicine Associates, Inc
NPI 1598187486 · Internal Medicine Physician · Madera, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Advanced Internal Medicine Associates, Inc is a Internal Medicine Physician organization in Madera, CA (NPI 1598187486).
Provider details
- NPI number
- 1598187486
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Allan Nassar, President(559) 662-2700
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
12 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
- 2014-01-10
- Last updated
- 2014-01-10
Frequently asked questions
- What is Advanced Internal Medicine Associates, Inc's NPI number?
- Advanced Internal Medicine Associates, Inc's National Provider Identifier (NPI) is 1598187486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advanced Internal Medicine Associates, Inc?
- Advanced Internal Medicine Associates, Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Advanced Internal Medicine Associates, Inc located?
- Advanced Internal Medicine Associates, Inc's practice location on file with NPPES is 1111 W 4th St, Madera, CA 93637-4474.
- What is Advanced Internal Medicine Associates, Inc's phone number?
- The practice phone number listed in the NPPES registry for Advanced Internal Medicine Associates, Inc is (559) 662-2700.
- Does Advanced Internal Medicine Associates, Inc accept Medicare?
- Advanced Internal Medicine Associates, Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Advanced Internal Medicine Associates, Inc?
- The authorized official listed on Advanced Internal Medicine Associates, Inc's NPPES record is Allan Nassar, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advanced Internal Medicine Associates, Inc's NPI active?
- Yes — Advanced Internal Medicine Associates, Inc's NPI (1598187486) is active in the NPPES registry as of the last update on 2014-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.