Registry data as of Aug 27, 2026

Scott Erwin, MD

Anesthesiology Physician · Orange, CA

Scott Erwin, MD is an anesthesiology physician with a practice address in Orange, California, and NPI 1184187247, issued on Apr 7, 2019. Check the license (California A177367, as entered in NPPES) 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
1184187247
Name
Scott Erwin
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
A177367 CA
Self-reported in NPPES; status is on the state search
Practice location
333 City Blvd W Ste 2150, Orange, CA 92868
Phone
(916) 628-9169
Enumerated
Apr 7, 2019
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 333 City Blvd W Ste 2150

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

  1. Veronika AnufreichikAnesthesiology Physician1083147953
  2. Samuel Barsh, MDStudent in an Organized Health Care Education/Training Program1700415445
  3. Isabel ChangStudent in an Organized Health Care Education/Training Program1821452293
  4. Jason Cosman, MDStudent in an Organized Health Care Education/Training Program1033798020
  5. Diana Diaz, M.D.Student in an Organized Health Care Education/Training Program1932424793
  6. Tin Dinh, MDStudent in an Organized Health Care Education/Training Program1306588306

Verify Scott Erwin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A177367
    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.

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

The practice group's Medicare quality score for 2023: 61.2 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 score50.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  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).

One hospital or facility affiliation

  1. Ventura Anesthesia Medical GroupVentura, 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.

249 anesthesiology physician records list a Orange practice address

They are 249 of the 13,245 NPPES records with a Orange practice address, and 7,276 anesthesiology physician records in California.

Other anesthesiology physician records in California

  1. Alison A'Court, MDSan Diego, CA1912218199
  2. Peter Abaci, MDLos Gatos, CA1447200761
  3. Elma Abad-Pelsang, MDDel Mar, CA1689611923
  4. Rolando Abada, M.D.San Diego, CA1952319071
  5. Maher Abadir, MDTurlock, CA1669491718
  6. Jerry Abajian, M.D.Napa, CA1851336218
  7. Carolyn AbbasiLoma Linda, CA1811287311
  8. Christine Abboud, D.O.Walnut Creek, CA1174901508
  9. Steven Abboud, MDPalo Alto, CA1619364908
  10. Therese Abboud, M.D.Coronado, CA1003112913

Common questions

What is Scott Erwin, MD's NPI number?

Scott Erwin, MD's National Provider Identifier (NPI) is 1184187247, issued on Apr 7, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Scott Erwin, MD located?

The NPPES record lists a practice address at 333 City Blvd W Ste 2150, Orange, CA, 92868. Phone: (916) 628-9169. Providers update this record themselves, so call before visiting.

How can I verify Scott Erwin, MD's license?

NPPES lists California license number A177367, 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 Scott Erwin, MD's Medicare quality score?

The 2023 MIPS final score is 61.2 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), 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.