Carsten Zieger, D.O.
Emergency Medicine Physician · Santa Maria, CA
Carsten Zieger, D.O. is an emergency medicine physician with a practice address in Santa Maria, California, and NPI 1215971312, issued on Jun 16, 2006. Check the license (California 20A6682, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Carsten Zieger
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 20A6682 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2271 S Depot St, Santa Maria, CA 93455
- Phone
- (805) 922-0561
- Enumerated
- Jun 16, 2006
- Record last updated
- Nov 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20100520000540); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2271 S Depot St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yolanda Batin-Van Rooyen, M.D.Orthopaedic Surgery Physician1427151935
- Eric Curtis, MDOrthopaedic Surgery Physician1033746474
- Brian Kistler, M.D.Orthopaedic Trauma Physician1043473507
- Jessica KohlerPhysician Assistant1306438395
- Mary Lipscomb, PA-CPhysician Assistant1265056170
- Katharine Sanchez, PAPhysician Assistant1992537062
Verify Carsten Zieger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A6682Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average emergency medicine physician in 2024
762 Medicare Part D claims for 462 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Monohydrate118 claims
- Prednisone109 claims
- Azithromycin50 claims
- Cefdinir41 claims
- Dexamethasone41 claims
- Amoxicillin-Clavulanate Potass36 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.
The MIPS final score for 2023 (Medicare payment program): 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Pacific Central Coast Health CentersSanta Maria, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carsten Zieger among 7,751 emergency medicine physician records in California
Carsten Zieger, D.O. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1993 · median 2011 among the 4,560 with a school on file
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Santa Maria → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Theodore Armstrong, M.D.Santa Maria, CA 934551174765952
- Simon Boughey, MDSanta Maria, CA 934551043658750
- Cheryl Reeder, DOSanta Maria, CA 934551417155318
- Shannon Cooper, MDSanta Maria, CA 934541467903021
- Felipe Firmo, MDSanta Maria, CA 934541386273977
- Alicia Gonzalez, M.D.Santa Maria, CA 934541619219029
- David Oates, M.D.Santa Maria, CA 934541679504807
- David Radler, MDSanta Maria, CA 934541659791309
Common questions
What is Carsten Zieger, D.O.'s NPI number?
Carsten Zieger, D.O.'s National Provider Identifier (NPI) is 1215971312, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carsten Zieger, D.O. located?
The NPPES record lists a practice address at 2271 S Depot St, Santa Maria, CA, 93455. Phone: (805) 922-0561. Providers update this record themselves, so call before visiting.
How can I verify Carsten Zieger, D.O.'s license?
NPPES lists California license number 20A6682, 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 Carsten Zieger, D.O. prescribe under Medicare Part D?
In 2024, Carsten Zieger, D.O. had 762 Medicare Part D claims for 462 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Carsten Zieger, D.O.'s MIPS final score?
The 2023 MIPS final score is 96.5 of 100. 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.