Jeffrey R Unger, M.D. Inc
NPI 1750556346 · Family Medicine Physician · Chino, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey R Unger, M.D. Inc is a Family Medicine Physician organization in Chino, CA (NPI 1750556346).
Provider details
- NPI number
- 1750556346
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jeffrey Unger, President(909) 590-8409
- License
- G45569 (CA)
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
18 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
- 2008-04-24
- Last updated
- 2008-05-22
Frequently asked questions
- What is Jeffrey R Unger, M.D. Inc's NPI number?
- Jeffrey R Unger, M.D. Inc's National Provider Identifier (NPI) is 1750556346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jeffrey R Unger, M.D. Inc?
- Jeffrey R Unger, M.D. Inc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey R Unger, M.D. Inc located?
- Jeffrey R Unger, M.D. Inc's practice location on file with NPPES is 5385 Walnut Ave, Chino, CA 91710-2605.
- What is Jeffrey R Unger, M.D. Inc's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey R Unger, M.D. Inc is (909) 590-8409.
- Does Jeffrey R Unger, M.D. Inc accept Medicare?
- Jeffrey R Unger, M.D. 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 Jeffrey R Unger, M.D. Inc?
- The authorized official listed on Jeffrey R Unger, M.D. Inc's NPPES record is Jeffrey Unger, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jeffrey R Unger, M.D. Inc's NPI active?
- Yes — Jeffrey R Unger, M.D. Inc's NPI (1750556346) is active in the NPPES registry as of the last update on 2008-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.