Registry data as of Aug 27, 2026

Shawn Plowman, PA-C MMS

Medical Physician Assistant · Ladera Ranch, CA

Shawn Plowman, PA-C MMS is a medical physician assistant with a practice address in Ladera Ranch, California, and NPI 1467707406, issued on Jul 16, 2012. Check the license (California 22377, as entered in NPPES) with the California board that licenses this profession; 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
1467707406
Name
Shawn Plowman
Credential
PA-C MMS
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
22377 CA
Self-reported in NPPES; status is on the state search
Practice location
800 Corporate Dr Ste 100, Ladera Ranch, CA 92694
Phone
(949) 364-9112
Enumerated
Jul 16, 2012
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.
Download card Updates feed

Also registered at 800 Corporate Dr Ste 100

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

  1. Mitchell Wainwright, M.D.Family Medicine Physician1730138678

Verify Shawn Plowman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 22377
    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
Find 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 →

52% more Medicare Part D claims than the average medical physician assistant in 2024

1,733 Medicare Part D claims for 354 beneficiaries, against an average of 1,139 among the 25,090 providers of this specialty who prescribed in Part D. 82 claims were for opioids.

  1. Shawn Plowman1,733
  2. Specialty average1,139

Most prescribed

  1. Prednisone79 claims
  2. Alprazolam55 claims
  3. Amoxicillin-Clavulanate Potass52 claims
  4. Doxycycline Hyclate44 claims
  5. Hydrocodone-Acetaminophen44 claims
  6. Lorazepam43 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.

Industry payments in 2024: $122.04

5 payments, mostly food and beverage; the largest payer was Exact Sciences Corporation. The 16,940 providers of this specialty with any payment received $1,050.90 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shawn Plowman$122.04
  2. Specialty average$1,050.90

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Centers For Family Medicine GPLos Alamitos, CA
  2. Healthcare Partners Affiliates Medical GroupAnaheim, 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.

3 medical physician assistant records list a Ladera Ranch practice address

They are 3 of the 264 NPPES records with a Ladera Ranch practice address, and 3,489 medical physician assistant records in California.

Other medical physician assistant records in California

  1. Bridget Abajian, PA-CLos Angeles, CA1518677061
  2. Crispin Abbott, PHYSICIAN ASSISTANTThousand Oaks, CA1063467926
  3. Abdol Hamid Abdali Hajiabadi, P.A.Santa Ana, CA1285747964
  4. Jilbert Abnoosian, PALynwood, CA1447300314
  5. Reema Aboelrish, PA-CFresno, CA1376466144
  6. Sakina Abowath, P.A.Diamond Bar, CA1326287525
  7. Selin Abraamyan, PA-CGlendale, CA1144795899
  8. Antonious Abraham, PA-CCovina, CA1003434275
  9. Michelle AbrahamSacramento, CA1952875957
  10. Therese Abraham, P.A.-CGlendale, CA1063726586

Common questions

What is Shawn Plowman, PA-C MMS's NPI number?

Shawn Plowman, PA-C MMS's National Provider Identifier (NPI) is 1467707406, issued on Jul 16, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Shawn Plowman, PA-C MMS located?

The NPPES record lists a practice address at 800 Corporate Dr Ste 100, Ladera Ranch, CA, 92694. Phone: (949) 364-9112. Providers update this record themselves, so call before visiting.

How can I verify Shawn Plowman, PA-C MMS's license?

NPPES lists California license number 22377, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Shawn Plowman, PA-C MMS prescribe under Medicare Part D?

In 2024, Shawn Plowman, PA-C MMS had 1,733 Medicare Part D claims for 354 beneficiaries; the average among medical physician assistant prescribers was 1,139. 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.