NPPES file of Aug 9, 2026

Monica Beas, PA-C

Physician Assistant · Fairfield, CA

Monica Beas, PA-C is a physician assistant with a practice address in Fairfield, California, and NPI 1558049874, issued on Jul 6, 2023. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1558049874
Name
Monica Beas
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
1206855 VA
Self-reported in NPPES; status is on the state search
Practice location
480 Chadbourne RD Ste 201, Fairfield, CA 94534
Phone
(707) 399-4500
Enumerated
Jul 6, 2023
Record last updated
Aug 3, 2026
Fax
(707) 399-9410
Medicare enrollment
Enrolled (PECOS I20231026002620); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 480 Chadbourne RD Ste 201

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

  1. Hanna Massee, PA-CPhysician Assistant1487298667

Verify Monica Beas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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

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76% fewer Medicare Part D claims than the average physician assistant in 2024

203 Medicare Part D claims for 93 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Monica Beas203
  2. Specialty average830

Most prescribed

  1. Triamcinolone Acetonide43 claims
  2. Clobetasol Propionate19 claims
  3. Fluocinonide16 claims
  4. Ciclopirox13 claims
  5. Ketoconazole13 claims
  6. Mupirocin11 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: $1,458.60

67 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Monica Beas$1,458.60
  2. Specialty average$841.65

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

Bills Medicare through 2 group practices

  1. Advanced Dermatology OF Maryland PCRockville, MD
  2. Advanced Dermatology OF Virginia IncWarrenton, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Monica Beas among 14,451 physician assistant records in California

Monica Beas, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 80% of them.

  • NPI issued2023 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2023 · median 2018 among the 7,214 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 physician assistant records list a practice address in Fairfield

They are 36 of the 3,595 NPPES records with a practice address in Fairfield, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Mara Adelman, PHYSICIANS ASST PAFairfield, CA 945341124053483
  2. Jonathan Delgado-Lopez, PA-CFairfield, CA 945341548738198
  3. Judith Flandez, PA-CFairfield, CA 945341316482250
  4. Taylor Garcia, PA-CFairfield, CA 945341760056592
  5. Samantha Guy, PAFairfield, CA 945341467891366
  6. Amy Keyes, PA-CFairfield, CA 945341689046310
  7. Christine Knob, PHYSICIAN ASSISTANTFairfield, CA 945341740313584
  8. Inna Markiv, P.A.Fairfield, CA 945341952480451

Common questions

What is Monica Beas, PA-C's NPI number?

Monica Beas, PA-C's National Provider Identifier (NPI) is 1558049874, issued on Jul 6, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Monica Beas, PA-C located?

The NPPES record lists a practice address at 480 Chadbourne RD Ste 201, Fairfield, CA, 94534. Phone: (707) 399-4500. Providers update this record themselves, so call before visiting.

How can I verify Monica Beas, PA-C's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Monica Beas, PA-C prescribe under Medicare Part D?

In 2024, Monica Beas, PA-C had 203 Medicare Part D claims for 93 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

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.