Fabian A. Von Posern, M.D.
Anesthesiology Physician · Encinitas, CA
Fabian A. Von Posern, M.D. is an anesthesiology physician with a practice address in Encinitas, California, and NPI 1215991286, issued on Apr 14, 2006. Check the license (California G77675, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Fabian A. Von Posern
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- G77675 CA
Self-reported in NPPES; status is on the state search - Practice location
- 477 N EL Camino Real Ste C100, Encinitas, CA 92024
- Phone
- (760) 942-8800
- Enumerated
- Apr 14, 2006
- Record last updated
- Jun 26, 2024
- Fax
- (866) 987-5381
- Medicare enrollment
- Enrolled (PECOS I20251020000539); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1992
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 477 N EL Camino Real Ste C100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Landon, M.D.Anesthesiology Physician1740241710
Verify Fabian A. Von Posern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G77675Check 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): 79.2 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
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fabian A. Von Posern among 7,571 anesthesiology physician records in California
Fabian A. Von Posern, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 53% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1992 · median 2006 among the 4,868 with a school on file
- Record last updated2024 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Encinitas → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Drew Belnap, M.D.Encinitas, CA 920241952553661
- Adrian Ionescu, MDEncinitas, CA 920241659507341
- Mark Landon, M.D.Encinitas, CA 920241740241710
- Richard Lavacot, M.D.Encinitas, CA 920241720049703
- Ronald Medak, M.D.Encinitas, CA 920241346485802
- Christopher Raggio, M.D.Encinitas, CA 920241942266267
- Stanley Scheurman, M.D.Encinitas, CA 920241013953587
- Marc Gipsman, M.D.Escondido, CA 920251245231018
Common questions
What is Fabian A. Von Posern, M.D.'s NPI number?
Fabian A. Von Posern, M.D.'s National Provider Identifier (NPI) is 1215991286, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Fabian A. Von Posern, M.D. located?
The NPPES record lists a practice address at 477 N EL Camino Real Ste C100, Encinitas, CA, 92024. Phone: (760) 942-8800. Providers update this record themselves, so call before visiting.
How can I verify Fabian A. Von Posern, M.D.'s license?
NPPES lists California license number G77675, 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 Fabian A. Von Posern, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.2 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.