NPPES file of Aug 9, 2026

Hamid R. Fadavi, D.O.

Interventional Pain Medicine Physician · Mission Viejo, CA

Hamid R. Fadavi, D.O. is an interventional pain medicine physician with a practice address in Mission Viejo, California, and NPI 1477787034, issued on May 12, 2009. Check the license (California 20A11189, 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
1477787034
Name
Hamid R. Fadavi
Credential
D.O.
Primary taxonomy
Interventional Pain Medicine Physician 208VP0014X
License numbers
20A11189 CA
1080 DO AL
Self-reported in NPPES; status is on the state search
Practice location
26932 Oso Pkwy, Mission Viejo, CA 92691
Phone
(949) 916-8100
Enumerated
May 12, 2009
Record last updated
Feb 12, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(949) 916-8555
Medicare enrollment
Enrolled (PECOS I20100714000958); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 26932 Oso Pkwy

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

  1. Mary Addonizio, DDSDentist1699850636
  2. Amanda Arndt, D.D.SDentist1134373996
  3. Amber Baker, PH.D.Clinical Psychologist1952474918
  4. Sloan Conlon, NPDermatology Physician1811625346
  5. Kim Deliema, MSW, LCSWClinical Social Worker1659573459
  6. David Green, P.T.Sports Medicine (Neuromusculoskeletal Medicine) Physician1568487049

Verify Hamid R. Fadavi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A11189
    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

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9% more Medicare Part D claims than the average interventional pain medicine physician in 2024

2,522 Medicare Part D claims for 307 beneficiaries, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 1,203 claims were for opioids.

  1. Hamid Fadavi2,522
  2. Specialty average2,306

Most prescribed

  1. Hydrocodone-Acetaminophen406 claims
  2. Gabapentin297 claims
  3. Oxycodone-Acetaminophen259 claims
  4. Oxycodone Hcl172 claims
  5. Pregabalin110 claims
  6. Methocarbamol105 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): 0 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 score0.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $2,619.63

134 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 1,966 providers of this specialty with any payment received $3,889.53 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hamid Fadavi$2,619.63
  2. Specialty average$3,889.53

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

Interventional Pain Medicine Physician providers in California

There are 219 interventional pain medicine physician records in California.

Other interventional pain medicine physician records in California

  1. Peter Abaci, MDLos Gatos, CA1447200761
  2. Hussein Abdulhadi, M.D.Santee, CA1629004890
  3. Nader Achackzad, M.D.Santa Clara, CA1831375302
  4. Sam Ahdab, M.D.West Covina, CA1992941397
  5. Roozbeh Ahmadi, M.D.Lodi, CA1134657943
  6. Patrick Akin, DOTurlock, CA1073072096
  7. Kais Alsharif, MDLong Beach, CA1730380007
  8. John Benjamin Arevalo, MD, MBASan Francisco, CA1629561170
  9. Ezell Askew, MDLodi, CA1699760769
  10. Kamyar Assil, MDThousand Oaks, CA1750321568

Common questions

What is Hamid R. Fadavi, D.O.'s NPI number?

Hamid R. Fadavi, D.O.'s National Provider Identifier (NPI) is 1477787034, issued on May 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Hamid R. Fadavi, D.O. located?

The NPPES record lists a practice address at 26932 Oso Pkwy, Mission Viejo, CA, 92691. Phone: (949) 916-8100. Providers update this record themselves, so call before visiting.

How can I verify Hamid R. Fadavi, D.O.'s license?

NPPES lists California license number 20A11189, 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 Hamid R. Fadavi, D.O. prescribe under Medicare Part D?

In 2024, Hamid R. Fadavi, D.O. had 2,522 Medicare Part D claims for 307 beneficiaries; the average among interventional pain medicine physician prescribers was 2,306. Part D covers Medicare prescriptions only.

What is Hamid R. Fadavi, D.O.'s MIPS final score?

The 2023 MIPS final score is 0 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.