Andrew Mester, M.D.
Otolaryngology Physician · Santa Barbara, CA
Andrew Mester, M.D. is an otolaryngology physician with a practice address in Santa Barbara, California, and NPI 1649283599, issued on Aug 14, 2006. Check the license (California A53656, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andrew Mester
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- A53656 CA
Self-reported in NPPES; status is on the state search - Practice location
- 215 Pesetas LN, Santa Barbara, CA 93110
- Phone
- (805) 681-1761
- Enumerated
- Aug 14, 2006
- Record last updated
- May 21, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (805) 681-1768
- Medicaid ID
- 00A536560 CA
- Medicare enrollment
- Enrolled (PECOS I20101019000086); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 215 Pesetas LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jim Aldecoa, RPHPharmacist1366451940
- Nicole Almanza, RD, CDCES, CHESRegistered Dietitian1316594781
- Thomas Anderson, M.D.Emergency Medicine Physician1770697872
- Edward Andrews, P.T.Physical Therapist1235243239
- Gabriella Apollonio, PA-CPhysician Assistant1497237598
- Ryan Arnold, M.D.Emergency Medicine Physician1033314075
Verify Andrew Mester in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A53656Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average otolaryngology physician in 2024
1,609 Medicare Part D claims for 554 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine1,223 claims
- Fluticasone Propionate90 claims
- Ciprofloxacin Hcl38 claims
- Omeprazole37 claims
- Methylprednisolone29 claims
- Ipratropium Bromide21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Sansum ClinicSanta Barbara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrew Mester among 1,212 otolaryngology physician records in California
Andrew Mester, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1977 · median 2004 among the 818 with a school on file
- Record last updated2008 · 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 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Santa Barbara → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Rabindra Braganza, M.D.Santa Barbara, CA 931101972512382
- Ashley Dunn, M.D.Santa Barbara, CA 931101033538269
- Donald Gillies, M.D.Santa Barbara, CA 931111700025657
- Bruce May, M.D.Santa Barbara, CA 931111083700785
- John McCaffery, M.D.Santa Barbara, CA 931111770537631
- Ilana Fischer, MDSanta Barbara, CA 931051275196032
- Rebecca Golgert, MDSanta Barbara, CA 931051609823210
- Stephanie Culver, M.D.Santa Barbara, CA 931011184985582
Common questions
What is Andrew Mester, M.D.'s NPI number?
Andrew Mester, M.D.'s National Provider Identifier (NPI) is 1649283599, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Mester, M.D. located?
The NPPES record lists a practice address at 215 Pesetas LN, Santa Barbara, CA, 93110. Phone: (805) 681-1761. Providers update this record themselves, so call before visiting.
How can I verify Andrew Mester, M.D.'s license?
NPPES lists California license number A53656, 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.
How much does Andrew Mester, M.D. prescribe under Medicare Part D?
In 2024, Andrew Mester, M.D. had 1,609 Medicare Part D claims for 554 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
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.