Registry data as of Aug 27, 2026

Ronald Ungerer, MD

Pulmonary Disease Physician · Santa Barbara, CA

Ronald Ungerer, MD is a pulmonary disease physician with a practice address in Santa Barbara, California, and NPI 1255327813, issued on Sep 20, 2005. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1255327813
Name
Ronald Ungerer
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
Practice location
2403 Castillo St Ste 206, Santa Barbara, CA 93105
Phone
(805) 898-8840
Enumerated
Sep 20, 2005
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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Verify Ronald Ungerer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

55% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

679 Medicare Part D claims for 142 beneficiaries, against an average of 1,498 among the 6,594 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Ronald Ungerer679
  2. Specialty average1,498

Most prescribed

  1. Trelegy Ellipta227 claims
  2. Ipratropium Bromide55 claims
  3. Montelukast Sodium37 claims
  4. Anoro Ellipta34 claims
  5. Breo Ellipta34 claims
  6. Fluticasone-Salmeterol31 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.

One hospital or facility affiliation

  1. Sutter Bay Medical FoundationSanta Rosa, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Pulmonary Disease Physician providers in California

There are 905 pulmonary disease physician records in California.

Other pulmonary disease physician records in California

  1. Manoochehr Abadian Sharifabad, M.D.Fountain Valley, CA1164655817
  2. Mohamad Abdelfattah, MDFullerton, CA1134539711
  3. Zainab Abdulsada, MBCHBSacramento, CA1144858333
  4. Ayham Aboeed, M.D.Bakersfield, CA1093969750
  5. Babak Abrishami, D.O.Los Angeles, CA1972553576
  6. Thomas Addison, MDSan Francisco, CA1154494599
  7. Leonard Adelson, MDSherman Oaks, CA1235152455
  8. Yossef Aelony, MDHarbor City, CA1619178597
  9. Kamyar Afshar, D.O.San Diego, CA1407050669
  10. Muhammad Afzal, M.D.Sacramento, CA1689600553

Common questions

What is Ronald Ungerer, MD's NPI number?

Ronald Ungerer, MD's National Provider Identifier (NPI) is 1255327813, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ronald Ungerer, MD located?

The NPPES record lists a practice address at 2403 Castillo St Ste 206, Santa Barbara, CA, 93105. Phone: (805) 898-8840. Providers update this record themselves, so call before visiting.

How can I verify Ronald Ungerer, MD's license?

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 Ronald Ungerer, MD prescribe under Medicare Part D?

In 2024, Ronald Ungerer, MD had 679 Medicare Part D claims for 142 beneficiaries; the average among pulmonary disease physician prescribers was 1,498. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.