NPPES file of Aug 9, 2026

Monique Norma Diaz, M.D.

Physical Medicine & Rehabilitation Physician · Arroyo Grande, CA

Monique Norma Diaz, M.D. is a physical medicine & rehabilitation physician with a practice address in Arroyo Grande, California, and NPI 1548423585, issued on Jul 9, 2008. Check the license (California C162717, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548423585
Name
Monique Norma Diaz
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License numbers
C162717 CA
125052851 IL
Self-reported in NPPES; status is on the state search
Practice location
850 Fair Oaks Ave Ste 220, Arroyo Grande, CA 93420
Phone
(805) 547-2224
Enumerated
Jul 9, 2008
Record last updated
Nov 2, 2023
Fax
(805) 474-5246
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 850 Fair Oaks Ave Ste 220

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

  1. Brent Bluett, DONeurology Physician1669772331
  2. Therese Meyer, ARNPNurse Practitioner1841480035
  3. Michael Quezada, M.D.Gastroenterology Physician1326466467
  4. Attiya Randolph, MDRheumatology Physician1316566003
  5. Allysa Rueschenberg, NPFamily Nurse Practitioner1689115446
  6. James Sellers, FNP-CFamily Nurse Practitioner1942761945

Verify Monique Norma Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C162717
    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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83% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

122 Medicare Part D claims for 23 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Monique Diaz122
  2. Specialty average727

Most prescribed

  1. Baclofen29 claims
  2. Gabapentin16 claims
  3. Duloxetine Hcl12 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.

The MIPS final score for 2023 (Medicare payment program): 96.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score80.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Monique Norma Diaz among 1,549 physical medicine & rehabilitation physician records in California

Monique Norma Diaz, M.D. is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 41% of them.

  • NPI issued2008 · 41% of these records are older, 55% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileNo · 51% of these records are
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in California

There are 1,549 physical medicine & rehabilitation physician records in California.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Lauren Doege, DOArroyo Grande, CA 934201407344146
  2. Brent Pennelly, MDArroyo Grande, CA 934201164868873
  3. Gabriel WildsArroyo Grande, CA 934201871054130
  4. Richard Diel, RPTAtascadero, CA 934221891853842
  5. Michael Sherman, PTAAtascadero, CA 934221184863417
  6. Kelly Gruenloh, RPTLos Osos, CA 934021346308764
  7. Abraham Rasul, M.D.San Luis Obispo, CA 934011750328647
  8. Wade Tillotson, PTSan Luis Obispo, CA 934011255801239

Common questions

What is Monique Norma Diaz, M.D.'s NPI number?

Monique Norma Diaz, M.D.'s National Provider Identifier (NPI) is 1548423585, issued on Jul 9, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Monique Norma Diaz, M.D. located?

The NPPES record lists a practice address at 850 Fair Oaks Ave Ste 220, Arroyo Grande, CA, 93420. Phone: (805) 547-2224. Providers update this record themselves, so call before visiting.

How can I verify Monique Norma Diaz, M.D.'s license?

NPPES lists California license number C162717, 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.

How much does Monique Norma Diaz, M.D. prescribe under Medicare Part D?

In 2024, Monique Norma Diaz, M.D. had 122 Medicare Part D claims for 23 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.

What is Monique Norma Diaz, M.D.'s MIPS final score?

The 2023 MIPS final score is 96.5 of 100. 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.