Mark Mandelkern, M.D.
NPI 1306946926 · Nuclear Medicine Physician · Los Angeles, CA
Mark Mandelkern, M.D. is a Nuclear Medicine Physician provider in Los Angeles, CA (NPI 1306946926).
Provider details
- NPI number
- 1306946926
- Entity type
- Individual
- Primary specialty
- Nuclear Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G33195 (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
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
- 2006-09-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Mandelkern's NPI number?
- Mark Mandelkern's National Provider Identifier (NPI) is 1306946926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Mandelkern's specialty?
- Mark Mandelkern is listed in the NPPES registry with a primary specialty of Nuclear Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Mandelkern located?
- Mark Mandelkern's practice location on file with NPPES is 11301 Wilshire Blvd, Los Angeles, CA 90073-1003.
- What is Mark Mandelkern's phone number?
- The practice phone number listed in the NPPES registry for Mark Mandelkern is (310) 268-4395.
- Is Mark Mandelkern's NPI active?
- Yes — Mark Mandelkern's NPI (1306946926) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.