NPPES file of Aug 9, 2026

Michelle Withee, M.D.

Hospitalist Physician · Santa Barbara, CA

Michelle Withee, M.D. is a hospitalist physician with a practice address in Santa Barbara, California, and NPI 1821219965, issued on May 2, 2007. Check the license (California C129695, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821219965
Name
Michelle Withee
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
C129695 CA
Self-reported in NPPES; status is on the state search
Practice location
400 W Pueblo St, Santa Barbara, CA 93105
Phone
(805) 682-7111
Enumerated
May 2, 2007
Record last updated
Nov 27, 2024
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 400 W Pueblo St

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

  1. Tabitha Abraham, FNPFamily Nurse Practitioner1811558042
  2. Kristina Abramyan, FNPFamily Nurse Practitioner1114810686
  3. Tamanna AhluwaliaStudent in an Organized Health Care Education/Training Program1376338384
  4. Jung Hwa Ahn, MDStudent in an Organized Health Care Education/Training Program1083553572
  5. Fares Al-Khouja, MDStudent in an Organized Health Care Education/Training Program1497441778
  6. Sarah Anderson, MDStudent in an Organized Health Care Education/Training Program1154172872

Verify Michelle Withee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C129695
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 72 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.

  1. Qualityout of 100 · 30% of the final score61.8
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Michelle Withee among 3,099 hospitalist physician records in California

Michelle Withee, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.

  • NPI issued2007 · 27% of these records are older, 66% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 81% of these records are
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Hosam Ahmad, M.D.Santa Barbara, CA 931051881846475
  2. Hiwot ArayaSanta Barbara, CA 931051922427327
  3. Michele Armet, MDSanta Barbara, CA 931051942389275
  4. Enrico Cerrato, MDSanta Barbara, CA 931051588738108
  5. Gregory Hammett, D.O.Santa Barbara, CA 931051508266727
  6. Lindsay Katona, D.O.Santa Barbara, CA 931051952752263
  7. Anh Lam, MDSanta Barbara, CA 931051043328933
  8. Jeremy Lash, MDSanta Barbara, CA 931051144585514

Common questions

What is Michelle Withee, M.D.'s NPI number?

Michelle Withee, M.D.'s National Provider Identifier (NPI) is 1821219965, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Withee, M.D. located?

The NPPES record lists a practice address at 400 W Pueblo St, Santa Barbara, CA, 93105. Phone: (805) 682-7111. Providers update this record themselves, so call before visiting.

How can I verify Michelle Withee, M.D.'s license?

NPPES lists California license number C129695, 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 Michelle Withee, M.D.'s MIPS final score?

The 2023 MIPS final score is 72 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.