William Russell Ryan, M.D.
Plastic Surgery within the Head & Neck (Otolaryngology) Physician · San Francisco, CA
William Russell Ryan, M.D. is a plastic surgery within the head & neck (otolaryngology) physician with a practice address in San Francisco, California, and NPI 1184811549, issued on Oct 1, 2007. Check the license (California A97821, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William Russell Ryan
- Credential
- M.D.
- Primary taxonomy
- Plastic Surgery within the Head & Neck (Otolaryngology) Physician 207YX0007X
- License number
- A97821 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2340 Clay St FL 5, San Francisco, CA 94115
- Phone
- (415) 600-3073
- Enumerated
- Oct 1, 2007
- Record last updated
- Jan 13, 2026
- Medicare enrollment
- Enrolled (PECOS I20100521000542); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest plastic surgery within the head & neck (otolaryngology) physician records → All 150 in California → Look up another NPI →
Also registered at 2340 Clay St FL 5
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William BuisFamily Nurse Practitioner1326544347
- Patrick CarpenterPlastic Surgery within the Head & Neck (Otolaryngology) Physician1154718179
- Lois Chen, MS, CCC-SLPSpeech-Language Pathologist1831680982
- Craig Eldridge, PA-CPhysician Assistant1366833840
- Jon Wender, MDOphthalmology Physician1588811509
- Katherine Yung, M.D.Otolaryngology/Facial Plastic Surgery Physician1508985243
Verify William Russell Ryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A97821Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average plastic surgery within the head & neck (otolaryngology) physician in 2024
66 Medicare Part D claims for 30 beneficiaries, against an average of 393 among the 492 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass13 claims
- Pentoxifylline13 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $32,184.40
30 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 388 providers of this specialty with any payment received $1,454.84 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
- Sutter Bay Medical FoundationSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Russell Ryan among 150 plastic surgery within the head & neck (otolaryngology) physician records in California
William Russell Ryan, M.D. is one of 150 plastic surgery within the head & neck (otolaryngology) physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.
- NPI issued2007 · 57% of these records are older, 23% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2005 · median 1995 among the 81 with a school on file
- Record last updated2026 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207YX0007X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Plastic Surgery within the Head & Neck (Otolaryngology) Physician providers in California
There are 150 plastic surgery within the head & neck (otolaryngology) physician records in California.
All 150 in California → Every provider in San Francisco → Plastic Surgery within the Head & Neck (Otolaryngology) Physician nationwide →
The 8 plastic surgery within the head & neck (otolaryngology) physician records with the nearest ZIP codes
- Patrick CarpenterSan Francisco, CA 941151154718179
- Nicholas Oberlies, MDSan Francisco, CA 941151639745029
- Steven Sloan, MDSan Francisco, CA 941171932191285
- Dana Petersen, MDSan Francisco, CA 941181568783470
- Michael Chow, MDSan Francisco, CA 941431700349958
- David Conrad, M.D.Mountain View, CA 940401952546384
- Ronald Koch, M.D.Mountain View, CA 940401568876142
- John Nguyen, MDMountain View, CA 940401588712525
Common questions
What is William Russell Ryan, M.D.'s NPI number?
William Russell Ryan, M.D.'s National Provider Identifier (NPI) is 1184811549, issued on Oct 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Russell Ryan, M.D. located?
The NPPES record lists a practice address at 2340 Clay St FL 5, San Francisco, CA, 94115. Phone: (415) 600-3073. Providers update this record themselves, so call before visiting.
How can I verify William Russell Ryan, M.D.'s license?
NPPES lists California license number A97821, 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 William Russell Ryan, M.D. prescribe under Medicare Part D?
In 2024, William Russell Ryan, M.D. had 66 Medicare Part D claims for 30 beneficiaries; the average among plastic surgery within the head & neck (otolaryngology) physician prescribers was 393. Part D covers Medicare prescriptions only.
What is William Russell Ryan, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.