NPPES file of Aug 9, 2026

Connor Steven-Gerald Knowles, MD

Psychiatry Physician · Ann Arbor, MI

Connor Steven-Gerald Knowles, MD is a psychiatry physician with a practice address in Ann Arbor, Michigan, and NPI 1407516750, issued on Dec 28, 2021. Check the license (Michigan 4351049031, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1407516750
Name
Connor Steven-Gerald Knowles
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
4351049031 MI
Self-reported in NPPES; status is on the state search
Practice location
1500 E Medical Center Dr, Ann Arbor, MI 48109
Phone
(734) 936-4000
Enumerated
Dec 28, 2021
Record last updated
Jun 16, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1500 E Medical Center Dr

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

  1. Bryan Aaron, MDObstetrics & Gynecology Physician1578307724
  2. Keith Aaronson, MDAdvanced Heart Failure and Transplant Cardiology Physician1144305301
  3. Rajani Aatre, M.S., M.SC.Genetic Counselor (M.S.)1962122457
  4. Anjelica Abate, MDDiagnostic Radiology Physician1841819216
  5. Nicole Abbott, CRNACertified Registered Nurse Anesthetist1790329860
  6. Ahmed Abdel-Latif, M.D.Interventional Cardiology Physician1518181239

Verify Connor Steven-Gerald Knowles in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4351049031
    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 Michigan license search

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99% fewer Medicare Part D claims than the average psychiatry physician in 2024

14 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Connor Knowles14
  2. Specialty average1,000

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.

Connor Steven-Gerald Knowles among 1,729 psychiatry physician records in Michigan

Connor Steven-Gerald Knowles, MD is one of 1,729 psychiatry physician records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 84% of them.

  • NPI issued2021 · 84% of these records are older, 12% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 48% of these records are
  • Record last updated2026 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

246 psychiatry physician records list a practice address in Ann Arbor

They are 246 of the 15,616 NPPES records with a practice address in Ann Arbor, and 1,729 psychiatry physician records in Michigan.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Alp Baran, M.D.Ann Arbor, MI 481091336183268
  2. Kristine Beard, DOAnn Arbor, MI 481091790742211
  3. David Belmonte, M.D.Ann Arbor, MI 481091922194406
  4. Karla Blackwood, MDAnn Arbor, MI 481091871586719
  5. Michael Casher, M.D.Ann Arbor, MI 481091477577294
  6. Sara Figueroa, MDAnn Arbor, MI 481091144303033
  7. David Im, MDAnn Arbor, MI 481091952357790
  8. Israel Liberzon, M.D.Ann Arbor, MI 481091235226168

Common questions

What is Connor Steven-Gerald Knowles, MD's NPI number?

Connor Steven-Gerald Knowles, MD's National Provider Identifier (NPI) is 1407516750, issued on Dec 28, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Connor Steven-Gerald Knowles, MD located?

The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 936-4000. Providers update this record themselves, so call before visiting.

How can I verify Connor Steven-Gerald Knowles, MD's license?

NPPES lists Michigan license number 4351049031, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Connor Steven-Gerald Knowles, MD prescribe under Medicare Part D?

In 2024, Connor Steven-Gerald Knowles, MD had 14 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.

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.