NPPES file of Aug 9, 2026

Gayathri S. Iyer, M.D.

Cardiovascular Disease Physician · Detroit, MI

Gayathri S. Iyer, M.D. is a cardiovascular disease physician with a practice address in Detroit, Michigan, and NPI 1003984543, issued on Dec 1, 2006. Check the license (Michigan 4301058411, 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
1003984543
Name
Gayathri S. Iyer
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
4301058411 MI
Self-reported in NPPES; status is on the state search
Practice location
2799 W Grand Blvd, Detroit, MI 48202
Phone
(313) 916-2600
Enumerated
Dec 1, 2006
Record last updated
May 24, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(313) 916-3235
Medicare enrollment
Enrolled (PECOS I20100423000778); 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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8 nearest cardiovascular disease physician records → All 860 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 Gayathri S. Iyer 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 4301058411    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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7% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

2,873 Medicare Part D claims for 502 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Gayathri Iyer2,873
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium312 claims
  2. Spironolactone276 claims
  3. Jardiance269 claims
  4. Metoprolol Succinate239 claims
  5. Eliquis198 claims
  6. Losartan Potassium147 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 SystemSterling Heights, MI

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

Gayathri S. Iyer among 860 cardiovascular disease physician records in Michigan

Gayathri S. Iyer, M.D. is one of 860 cardiovascular disease physician records with a practice address in Michigan. 84% 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 20% of them.

  • NPI issued2006 · 20% of these records are older, 44% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1985 · median 1999 among the 606 with a school on file
  • Record last updated2013 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Michigan

There are 860 cardiovascular disease physician records in Michigan.

All 860 in Michigan → Every provider in Detroit → Cardiovascular Disease Physician nationwide →

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Khaled Abdul-Nour, M.D.Detroit, MI 482021184792608
  2. Mohammed Abu-Mahfouz, MDDetroit, MI 482021992873418
  3. Mohsin Alam, M.D.Detroit, MI 482021356419873
  4. Karthikeyan Ananthasubramaniam, M.D.Detroit, MI 482021801964333
  5. Sidney Goldstein, M.D.Detroit, MI 482021558415901
  6. Michael Hudson, M.D.Detroit, MI 482021386712826
  7. Henry Kim, M.D.Detroit, MI 482021093883548
  8. David Lanfear, M.D.Detroit, MI 482021184792632

Common questions

What is Gayathri S. Iyer, M.D.'s NPI number?

Gayathri S. Iyer, M.D.'s National Provider Identifier (NPI) is 1003984543, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gayathri S. Iyer, M.D. located?

The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (313) 916-2600. Providers update this record themselves, so call before visiting.

How can I verify Gayathri S. Iyer, M.D.'s license?

NPPES lists Michigan license number 4301058411, 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 Gayathri S. Iyer, M.D. prescribe under Medicare Part D?

In 2024, Gayathri S. Iyer, M.D. had 2,873 Medicare Part D claims for 502 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.