NPPES file of Aug 9, 2026

Rebecca Ruebsamen, DO

Obstetrics & Gynecology Physician · Santa Maria, CA

Rebecca Ruebsamen, DO is an obstetrics & gynecology physician with a practice address in Santa Maria, California, and NPI 1659861631, issued on May 15, 2018. Check the license (California 17631, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659861631
Name
Rebecca Ruebsamen
Credential
DO
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
17631 CA
Self-reported in NPPES; status is on the state search
Practice location
220 S Palisade Dr Ste 203, Santa Maria, CA 93454
Phone
(805) 354-7101
Enumerated
May 15, 2018
Record last updated
Jan 22, 2026
Fax
(805) 354-7102
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 220 S Palisade Dr Ste 203

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mona Bazargan, D.O.Obstetrics & Gynecology Physician1437502499
  2. Taimur Chaudhry, MDObstetrics & Gynecology Physician1043355910
  3. Xinyue Chen, DOObstetrics & Gynecology Physician1356920557
  4. Aimee De Guzman, CNMAdvanced Practice Midwife1093512378
  5. Deena Elwan, M.D.Obstetrics & Gynecology Physician1588190227
  6. Jennifer GravesFamily Nurse Practitioner1639682057

Verify Rebecca Ruebsamen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 17631
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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92% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

13 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Rebecca Ruebsamen13
  2. Specialty average165

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.

  1. Qualityout of 100 · 30% of the final score80.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Rebecca Ruebsamen among 5,088 obstetrics & gynecology physician records in California

Rebecca Ruebsamen, DO is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 90% of them.

  • NPI issued2018 · 90% of these records are older, 8% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2026 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 obstetrics & gynecology physician records list a practice address in Santa Maria

They are 39 of the 3,047 NPPES records with a practice address in Santa Maria, and 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Ilona Baran, MDSanta Maria, CA 934541487639290
  2. Tad Callahan, MDSanta Maria, CA 934541225112931
  3. Brian Crisp, M.D.Santa Maria, CA 934541861446262
  4. Keith Dillon, M.D.Santa Maria, CA 934541154407534
  5. Kenneth Fogelberg, M.D.Santa Maria, CA 934541801897764
  6. Carolyn Griffith, M.D.Santa Maria, CA 934541720009269
  7. Rebecca Jones, M.D.Santa Maria, CA 934541093823700
  8. Robert McGhie, M.D.Santa Maria, CA 934541730184367

Common questions

What is Rebecca Ruebsamen, DO's NPI number?

Rebecca Ruebsamen, DO's National Provider Identifier (NPI) is 1659861631, issued on May 15, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Ruebsamen, DO located?

The NPPES record lists a practice address at 220 S Palisade Dr Ste 203, Santa Maria, CA, 93454. Phone: (805) 354-7101. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Ruebsamen, DO's license?

NPPES lists California license number 17631, 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 Rebecca Ruebsamen, DO prescribe under Medicare Part D?

In 2024, Rebecca Ruebsamen, DO had 13 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Rebecca Ruebsamen, DO'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.