Peter C. Kaiser, M.D.
Otolaryngology Physician · Phoenix, AZ
Peter C. Kaiser, M.D. is an otolaryngology physician with a practice address in Phoenix, Arizona, and NPI 1609872894, issued on Jun 22, 2005. Check the license (Arizona 22523, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Peter C. Kaiser
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 22523 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 3805 E. Bell Road, Phoenix, AZ 85032
- Phone
- (602) 688-6500
- Enumerated
- Jun 22, 2005
- Record last updated
- Aug 14, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (602) 867-3144
- Medicare enrollment
- Enrolled (PECOS I20031124000189); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1994
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 178 in Arizona → Look up another NPI →
Also registered at 3805 E. Bell Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Curtis Erickson, M.D.Vascular Surgery Physician1558355222
- Michael Gutman, M.D.Otolaryngology Physician1952306458
- Rahool Karnik, M.D.Cardiovascular Disease Physician1932183563
Verify Peter C. Kaiser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 22523Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average otolaryngology physician in 2024
650 Medicare Part D claims for 267 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Montelukast Sodium135 claims
- Ipratropium Bromide122 claims
- Fluticasone Propionate97 claims
- Prednisone33 claims
- Neomycin-Polymyxin-Hc31 claims
- Cephalexin27 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: $49.31
1 payment: food and beverage; the largest payer was Aerin Medical 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
- North Valley Ear Nose And Throat Associates PCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter C. Kaiser among 178 otolaryngology physician records in Arizona
Peter C. Kaiser, M.D. is one of 178 otolaryngology physician records with a practice address in Arizona. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1994 · median 2000 among the 114 with a school on file
- Record last updated2012 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Arizona
There are 178 otolaryngology physician records in Arizona.
All 178 in Arizona → Every provider in Phoenix → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Joseph Chiara, M.D.Phoenix, AZ 850321912113085
- Michael Gutman, M.D.Phoenix, AZ 850321952306458
- Dan Chapel, M.D.Phoenix, AZ 850281205806262
- Stephen Garber, M.D.Phoenix, AZ 850281932534476
- Chetan Gujrathi, M.D.Phoenix, AZ 850281669442141
- Alyson Kaplan, M.D.Phoenix, AZ 850281457706061
- John Milligan, M.D.Phoenix, AZ 850281376513341
- Manikandan Sugumaran, M.D.Phoenix, AZ 850281932356367
Common questions
What is Peter C. Kaiser, M.D.'s NPI number?
Peter C. Kaiser, M.D.'s National Provider Identifier (NPI) is 1609872894, issued on Jun 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter C. Kaiser, M.D. located?
The NPPES record lists a practice address at 3805 E. Bell Road, Phoenix, AZ, 85032. Phone: (602) 688-6500. Providers update this record themselves, so call before visiting.
How can I verify Peter C. Kaiser, M.D.'s license?
NPPES lists Arizona license number 22523, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter C. Kaiser, M.D. prescribe under Medicare Part D?
In 2024, Peter C. Kaiser, M.D. had 650 Medicare Part D claims for 267 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Peter C. Kaiser, M.D.'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.