Mark Wittman, MD
Critical Care Medicine (Anesthesiology) Physician · Beverly Hills, CA
Mark Wittman, MD is a critical care medicine (anesthesiology) physician with a practice address in Beverly Hills, California, and NPI 1295723708, issued on Oct 10, 2005. Check the license (California G45108, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark Wittman
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Anesthesiology) Physician 207LC0200X
- License number
- G45108 CA
Self-reported in NPPES; status is on the state search - Practice location
- 120 S Spalding Dr, Beverly Hills, CA 90212
- Phone
- (310) 385-7755
- Enumerated
- Oct 10, 2005
- Record last updated
- Mar 20, 2024
- Medicaid ID
- 00G451080 CA
- Medicare enrollment
- Enrolled (PECOS I20050523001328); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1980
- Entity
- Type 1 · individual
8 nearest critical care medicine (anesthesiology) physician records → All 146 in California → Look up another NPI →
Also registered at 120 S Spalding Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Amron, MDDermatology Physician1184733214
- Hussam Antoin, MDAnesthesiology Physician1902894314
- Harold Billings, P.A.-CPhysician Assistant1992035513
- William Bolling, M.D.Orthopaedic Surgery Physician1679568539
- Michael Brousseau, M.D.Internal Medicine Physician1891729281
Verify Mark Wittman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G45108Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 85.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Faculty Physicians And Surgeons OF LlusmLoma Linda, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Wittman among 146 critical care medicine (anesthesiology) physician records in California
Mark Wittman, MD is one of 146 critical care medicine (anesthesiology) physician records with a practice address in California. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated1980 · median 2009 among the 123 with a school on file
- Record last updated2024 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Anesthesiology) Physician providers in California
There are 146 critical care medicine (anesthesiology) physician records in California.
All 146 in California → Every provider in Beverly Hills → Critical Care Medicine (Anesthesiology) Physician nationwide →
The 8 critical care medicine (anesthesiology) physician records with the nearest ZIP codes
- Joseph Meltzer, M.D.Los Angeles, CA 900951679626162
- Saroja Rajashekara, MDLos Angeles, CA 900951790727428
- Sirisha Rao, M.D.Los Angeles, CA 900951902160914
- Sumit Singh, MDLos Angeles, CA 900951255563714
- Ryan Barnette, M.D.West Hollywood, CA 900481437594934
- Asher Emanuel, MD, MPHWest Hollywood, CA 900481336309178
- Katrina Harper-Kirksey, M.DWest Hollywood, CA 900481629210414
- Abirami Kumaresan, M.D.West Hollywood, CA 900481346501723
Common questions
What is Mark Wittman, MD's NPI number?
Mark Wittman, MD's National Provider Identifier (NPI) is 1295723708, issued on Oct 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Wittman, MD located?
The NPPES record lists a practice address at 120 S Spalding Dr, Beverly Hills, CA, 90212. Phone: (310) 385-7755. Providers update this record themselves, so call before visiting.
How can I verify Mark Wittman, MD's license?
NPPES lists California license number G45108, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Mark Wittman, MD's MIPS final score?
The 2023 MIPS final score is 85.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.