NPPES file of Aug 9, 2026

Ayaz M. Khan, M.D.

Addiction Medicine (Anesthesiology) Physician · Williamsport, PA

Ayaz M. Khan, M.D. is an addiction medicine (anesthesiology) physician with a practice address in Williamsport, Pennsylvania, and NPI 1629052188, issued on Nov 30, 2005. Check the license (Pennsylvania MD435280, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629052188
Name
Ayaz M. Khan
Credential
M.D.
Primary taxonomy
Addiction Medicine (Anesthesiology) Physician 207LA0401X
License numbers
MD435280 PA
002185 NY
251006 NY
Self-reported in NPPES; status is on the state search
Practice location
553 E 3RD St, Williamsport, PA 17701
Phone
(570) 323-3106
Enumerated
Nov 30, 2005
Record last updated
Jun 27, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(570) 323-3606
Medicare enrollment
Enrolled (PECOS I20121017000642); accepts Medicare assignment
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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6 nearest addiction medicine (anesthesiology) physician records → All 7 in Pennsylvania → Look up another NPI →

Verify Ayaz M. Khan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD435280    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 Pennsylvania license search

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5.8 times the Medicare Part D claims of the average addiction medicine (anesthesiology) physician in 2024

2,014 Medicare Part D claims for 104 beneficiaries, against an average of 345 among the 58 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 573 claims were for opioids.

  1. Ayaz Khan2,014
  2. Specialty average345

Most prescribed

  1. Buprenorphine-Naloxone652 claims
  2. Oxycodone Hcl241 claims
  3. Oxycodone-Acetaminophen154 claims
  4. Gabapentin98 claims
  5. Topiramate85 claims
  6. Cyclobenzaprine Hcl75 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.

Industry payments in 2024: $73.33

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 34 providers of this specialty with any payment received $370.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ayaz Khan$73.33
  2. Specialty average$370.73

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

Addiction Medicine (Anesthesiology) Physician providers in Pennsylvania

There are 7 addiction medicine (anesthesiology) physician records in Pennsylvania.

All 7 in Pennsylvania → Every provider in Williamsport → Addiction Medicine (Anesthesiology) Physician nationwide →

The 6 addiction medicine (anesthesiology) physician records with the nearest ZIP codes

  1. J. Collins, M.D.Allentown, PA 181031649268293
  2. Haley Guzzo, MDAllentown, PA 181041295861318
  3. Carol Ludolph, M.D.Huntingdon Valley, PA 190061972728145
  4. Athos Cerrato, DOHavertown, PA 190831730101858
  5. Gurpreet Mundi, MDPhiladelphia, PA 191401942214150
  6. Ming Wang, MDWernersville, PA 195651124079355

Common questions

What is Ayaz M. Khan, M.D.'s NPI number?

Ayaz M. Khan, M.D.'s National Provider Identifier (NPI) is 1629052188, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ayaz M. Khan, M.D. located?

The NPPES record lists a practice address at 553 E 3RD St, Williamsport, PA, 17701. Phone: (570) 323-3106. Providers update this record themselves, so call before visiting.

How can I verify Ayaz M. Khan, M.D.'s license?

NPPES lists Pennsylvania license number MD435280, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ayaz M. Khan, M.D. prescribe under Medicare Part D?

In 2024, Ayaz M. Khan, M.D. had 2,014 Medicare Part D claims for 104 beneficiaries; the average among addiction medicine (anesthesiology) physician prescribers was 345. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.