Kathleen Rachel Louis-Gray, MD
Ophthalmology Physician · Ann Arbor, MI
Kathleen Rachel Louis-Gray, MD is an ophthalmology physician with a practice address in Ann Arbor, Michigan, and NPI 1063039527, issued on Jul 1, 2020. Check the license (Michigan 4301511336, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Kathleen Rachel Louis-Gray
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License numbers
- 4301511336 MI
4351045942 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Wall St, Ann Arbor, MI 48105
- Phone
- (734) 764-4190
- Enumerated
- Jul 1, 2020
- Record last updated
- Oct 8, 2024
- Medicare enrollment
- Enrolled (PECOS I20241022005241); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2020
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 791 in Michigan → Look up another NPI →
Also registered at 1000 Wall St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mehriban AlizadaOphthalmology Physician1720970023
- Sejal Amin, M.D.Ophthalmology Physician1952628158
- Samuel Andorsky, MDOphthalmology Physician1881856672
- Erica Archer, M.D.Ophthalmology Physician1518227743
Verify Kathleen Rachel Louis-Gray in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301511336Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average ophthalmology physician in 2024
134 Medicare Part D claims for 37 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.
Most prescribed
- Baclofen11 claims
- Dimethyl Fumarate11 claims
- Prednisone11 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
- Regents OF The University OF MichiganAnn Arbor, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathleen Rachel Louis-Gray among 791 ophthalmology physician records in Michigan
Kathleen Rachel Louis-Gray, MD 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2020 · median 2002 among the 548 with a school on file
- Record last updated2024 · 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 Ann Arbor → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Steven Archer, MDAnn Arbor, MI 481051801804596
- Grant Comer, MDAnn Arbor, MI 481051356359079
- Thomas Gardner, MDAnn Arbor, MI 481051528022464
- John Heckenlively, MDAnn Arbor, MI 481051801818901
- James Knaggs, MDAnn Arbor, MI 481051851309546
- Paul Lichter, MDAnn Arbor, MI 481051184632895
- Edward Margolin, MDAnn Arbor, MI 481051306867791
- Christine Nelson, MDAnn Arbor, MI 481051578571261
Common questions
What is Kathleen Rachel Louis-Gray, MD's NPI number?
Kathleen Rachel Louis-Gray, MD's National Provider Identifier (NPI) is 1063039527, issued on Jul 1, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen Rachel Louis-Gray, MD located?
The NPPES record lists a practice address at 1000 Wall St, Ann Arbor, MI, 48105. Phone: (734) 764-4190. Providers update this record themselves, so call before visiting.
How can I verify Kathleen Rachel Louis-Gray, MD's license?
NPPES lists Michigan license number 4301511336, 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 Kathleen Rachel Louis-Gray, MD prescribe under Medicare Part D?
In 2024, Kathleen Rachel Louis-Gray, MD had 134 Medicare Part D claims for 37 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.
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.