Jeffrey N Mar MD Inc
NPI 1023279056 · Child & Adolescent Psychiatry Physician · Rancho Cucamonga, CA
Jeffrey N Mar MD Inc is a Child & Adolescent Psychiatry Physician organization in Rancho Cucamonga, CA (NPI 1023279056).
Provider details
- NPI number
- 1023279056
- Entity type
- Organization
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jeffrey Mar, Ceo(909) 771-8023
- License
- A87348 (CA)
Specialties & taxonomies
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
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
- 2008-06-23
- Last updated
- 2011-11-18
Frequently asked questions
- What is Jeffrey N Mar MD Inc's NPI number?
- Jeffrey N Mar MD Inc's National Provider Identifier (NPI) is 1023279056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jeffrey N Mar MD Inc?
- Jeffrey N Mar MD Inc is classified in the NPPES registry as Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey N Mar MD Inc located?
- Jeffrey N Mar MD Inc's practice location on file with NPPES is 9479 Haven Ave, Rancho Cucamonga, CA 91730-5844.
- What is Jeffrey N Mar MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey N Mar MD Inc is (909) 771-8023.
- Who is the authorized official for Jeffrey N Mar MD Inc?
- The authorized official listed on Jeffrey N Mar MD Inc's NPPES record is Jeffrey Mar, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jeffrey N Mar MD Inc's NPI active?
- Yes — Jeffrey N Mar MD Inc's NPI (1023279056) is active in the NPPES registry as of the last update on 2011-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.