Mariam Guenther, MD
Allergy & Immunology Physician · Santa Barbara, CA
Mariam Guenther, MD is an allergy & immunology physician with a practice address in Santa Barbara, California, and NPI 1932527983, issued on Apr 6, 2014. Check the license (California 193656, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mariam Guenther
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License number
- 193656 CA
Self-reported in NPPES; status is on the state search - Practice location
- 51 Hitchcock Way, Santa Barbara, CA 93105
- Phone
- (805) 681-7635
- Enumerated
- Apr 6, 2014
- Record last updated
- Aug 11, 2024
- Medicare enrollment
- Enrolled (PECOS I20241126002176); accepts Medicare assignment
- Medical or professional school
- Eastern Virginia Medical School, 2014
- Entity
- Type 1 · individual
Also registered at 51 Hitchcock Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniel Brennan, M.D.Pediatrics Physician1770698144
- Colleen Cianciarulo, N.P.Pediatric Nurse Practitioner1194821900
- Victoria Eng, MDAllergy & Immunology Physician1730573015
- John Gaitan, M.D.Pediatrics Physician1124136734
Verify Mariam Guenther in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 193656Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average allergy & immunology physician in 2024
20 Medicare Part D claims for 16 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $107.22
5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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).
Allergy & Immunology Physician providers in California
There are 444 allergy & immunology physician records in California.
Other allergy & immunology physician records in California
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- Seema Aceves, M.D., PH.D.San Diego, CA1366511628
- Terrie Ahn, MDSanta Monica, CA1093166795
- Rhonda Alkatib, M.D.San Diego, CA1417363086
- Mercedes Amado, M.D.San Diego, CA1477510287
- Loula Amin, M.D.Newport Beach, CA1043452782
- A Aminian, M.D.Fresno, CA1508080193
- Ali Amirzadeh, M.D.Sacramento, CA1083748685
- Lorraine Anderson, MDSanta Monica, CA1013209568
- Joshua Ang, DOPasadena, CA1699398016
Common questions
What is Mariam Guenther, MD's NPI number?
Mariam Guenther, MD's National Provider Identifier (NPI) is 1932527983, issued on Apr 6, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mariam Guenther, MD located?
The NPPES record lists a practice address at 51 Hitchcock Way, Santa Barbara, CA, 93105. Phone: (805) 681-7635. Providers update this record themselves, so call before visiting.
How can I verify Mariam Guenther, MD's license?
NPPES lists California license number 193656, 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 Mariam Guenther, MD prescribe under Medicare Part D?
In 2024, Mariam Guenther, MD had 20 Medicare Part D claims for 16 beneficiaries; the average among allergy & immunology physician prescribers was 741. 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.