NPPES file of Aug 9, 2026

Patrick J. Dennehy, M.D.

Ophthalmology Physician · Detroit, MI

Patrick J. Dennehy, M.D. is an ophthalmology physician with a practice address in Detroit, Michigan, and NPI 1295895696, issued on Dec 8, 2006. Check the license (Michigan 403764, 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
1295895696
Name
Patrick J. Dennehy
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
403764 MI
Self-reported in NPPES; status is on the state search
Practice location
2799 W Grand Blvd, Detroit, MI 48202
Phone
(313) 916-2436
Enumerated
Dec 8, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100724000030); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 1983
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.
Download card Updates feed

8 nearest ophthalmology physician records → All 791 in Michigan → Look up another NPI →

Also registered at 2799 W Grand Blvd

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

  1. Jamie Therese Abad, MDInternal Medicine Physician1700573359
  2. Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1417607474
  3. Omar Abbas, MDAnatomic Pathology & Clinical Pathology Physician1417687450
  4. Ammaar Abbasi, M.D.Student in an Organized Health Care Education/Training Program1558005157
  5. Josianne Abboud, MDAnesthesiology Physician1912342791
  6. Sai Abburi, DOStudent in an Organized Health Care Education/Training Program1124962915

Verify Patrick J. Dennehy 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 403764    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

92% fewer Medicare Part D claims than the average ophthalmology physician in 2024

122 Medicare Part D claims for 80 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Patrick Dennehy122
  2. Specialty average1,518

Most prescribed

  1. Latanoprost37 claims
  2. Dorzolamide-Timolol14 claims
  3. Brimonidine Tartrate11 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.

Bills Medicare through one group practice

  1. Henry Ford Health SystemGrosse Pointe Farms, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Patrick J. Dennehy among 791 ophthalmology physician records in Michigan

Patrick J. Dennehy, M.D. is one of 791 ophthalmology physician records with a practice address in Michigan. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 22% of them.

  • NPI issued2006 · 22% of these records are older, 46% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1983 · median 2002 among the 548 with a school on file
  • Record last updated2007 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Michigan

There are 791 ophthalmology physician records in Michigan.

All 791 in Michigan → Every provider in Detroit → Ophthalmology Physician nationwide →

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Brian Bachynski, M.D.Detroit, MI 482021326116914
  2. Murray Christianson, M.D., F.R.C.S.(C),Detroit, MI 482021003822420
  3. David Crandall, M.D.Detroit, MI 482021548294416
  4. Deborah Darnley-Fisch, M.D.Detroit, MI 482021013077411
  5. Uday Desai, M.D.Detroit, MI 482021831259233
  6. Jason Dilly, M.D.Detroit, MI 482021740340140
  7. David Goldman, M.D.Detroit, MI 482021629185467
  8. Lylas Mogk, M.D.Detroit, MI 482021376603779

Common questions

What is Patrick J. Dennehy, M.D.'s NPI number?

Patrick J. Dennehy, M.D.'s National Provider Identifier (NPI) is 1295895696, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patrick J. Dennehy, M.D. located?

The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (313) 916-2436. Providers update this record themselves, so call before visiting.

How can I verify Patrick J. Dennehy, M.D.'s license?

NPPES lists Michigan license number 403764, 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 Patrick J. Dennehy, M.D. prescribe under Medicare Part D?

In 2024, Patrick J. Dennehy, M.D. had 122 Medicare Part D claims for 80 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.