Adam Isaac Friedman, MD
Otolaryngology Physician · Valencia, CA
Adam Isaac Friedman, MD is an otolaryngology physician with a practice address in Valencia, California, and NPI 1265641229, issued on May 22, 2007. Check the license (California A86430, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Adam Isaac Friedman
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- A86430 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27879 Smyth Dr, Valencia, CA 91355
- Phone
- (661) 259-2500
- Enumerated
- May 22, 2007
- Record last updated
- Feb 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (661) 362-0230
- Medicare enrollment
- Enrolled (PECOS I20081212000421); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 27879 Smyth Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Clifford Amoils, MDOtolaryngology/Facial Plastic Surgery Physician1013986397
- Jennifer BursteinAudiologist-Hearing Aid Fitter1821037425
- Stephanie Cate, AUDAudiologist-Hearing Aid Fitter1245846377
- Jose Galaviz Garcia, BC-HISHearing Instrument Specialist1851964415
- Stacey Gerbrandt, PA-COtolaryngology Physician1083845887
- Andrew Nixon, AU.DAudiologist-Hearing Aid Fitter1386996320
Verify Adam Isaac Friedman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A86430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% more Medicare Part D claims than the average otolaryngology physician in 2024
808 Medicare Part D claims for 255 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 16 claims were for opioids.
Most prescribed
- Pantoprazole Sodium114 claims
- Famotidine90 claims
- Prednisone69 claims
- Ipratropium Bromide59 claims
- Ciprofloxacin-Dexamethasone57 claims
- Methylprednisolone45 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $171.28
8 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Santa Clarita Ear Nose And Throat Medical AssociatesValencia, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
Other otolaryngology physician records in California
- Arman Abdalkhani, MDPalo Alto, CA1356536130
- Abdul-Rahman Abdel-ReheemLos Angeles, CA1831770437
- Ahmed AbdelmeguidPalo Alto, CA1447744180
- Rami Abdou, M.D.Santa Rosa, CA1700143013
- Eric AbelloOrange, CA1922566215
- Mohamed Aboueisha, MDLos Angeles, CA1316678881
- Marianne Abouyared, M.D.Sacramento, CA1235472200
- Norton Abramson, M.D.San Clemente, CA1356488696
- Basil Adad, MDWalnut Creek, CA1487732574
- Brett Adams, MDStockton, CA1407934227
Common questions
What is Adam Isaac Friedman, MD's NPI number?
Adam Isaac Friedman, MD's National Provider Identifier (NPI) is 1265641229, issued on May 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Adam Isaac Friedman, MD located?
The NPPES record lists a practice address at 27879 Smyth Dr, Valencia, CA, 91355. Phone: (661) 259-2500. Providers update this record themselves, so call before visiting.
How can I verify Adam Isaac Friedman, MD's license?
NPPES lists California license number A86430, 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 Adam Isaac Friedman, MD prescribe under Medicare Part D?
In 2024, Adam Isaac Friedman, MD had 808 Medicare Part D claims for 255 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Adam Isaac Friedman, MD'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.