Gillian F. Grafton Gzym, D.O.
Advanced Heart Failure and Transplant Cardiology Physician · Detroit, MI
Gillian F. Grafton Gzym, D.O. is an advanced heart failure and transplant cardiology physician with a practice address in Detroit, Michigan, and NPI 1043475148, issued on Jul 28, 2008. Check the license (Michigan 5101019651, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Gillian F. Grafton Gzym
- Credential
- D.O.
- Primary taxonomy
- Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X
- License number
- 5101019651 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2799 W Grand Blvd, Detroit, MI 48202
- Phone
- (810) 845-4809
- Enumerated
- Jul 28, 2008
- Record last updated
- May 29, 2026
- Medicare enrollment
- Enrolled (PECOS I20171116000101); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest advanced heart failure and transplant cardiology physician records → All 28 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.
- Jamie Therese Abad, MDInternal Medicine Physician1700573359
- Muhammad Abbas, MDStudent in an Organized Health Care Education/Training Program1417607474
- Omar Abbas, MDAnatomic Pathology & Clinical Pathology Physician1417687450
- Ammaar Abbasi, M.D.Student in an Organized Health Care Education/Training Program1558005157
- Josianne Abboud, MDAnesthesiology Physician1912342791
- Sai Abburi, DOStudent in an Organized Health Care Education/Training Program1124962915
Verify Gillian F. Grafton Gzym in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101019651Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% fewer Medicare Part D claims than the average advanced heart failure and transplant cardiology physician in 2024
1,754 Medicare Part D claims for 233 beneficiaries, against an average of 1,965 among the 1,124 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.
Most prescribed
- Jardiance110 claims
- Adempas102 claims
- Tadalafil93 claims
- Entresto80 claims
- Furosemide75 claims
- Spironolactone71 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: $2,161.73
29 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 1,027 providers of this specialty with any payment received $10,265.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Henry Ford Health SystemDetroit, MI
- W. A. Foote Memorial Hospital, Inc.Jackson, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gillian F. Grafton Gzym among 28 advanced heart failure and transplant cardiology physician records in Michigan
Gillian F. Grafton Gzym, D.O. is one of 28 advanced heart failure and transplant cardiology physician records with a practice address in Michigan. 96% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 36% newer
- In a Medicare fileYes · 96% of these records are
- In the CMS Doctors and Clinicians fileYes · 89% of these records are
- Graduated2008 · median 2006 among the 25 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0001X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Heart Failure and Transplant Cardiology Physician providers in Michigan
There are 28 advanced heart failure and transplant cardiology physician records in Michigan.
All 28 in Michigan → Every provider in Detroit → Advanced Heart Failure and Transplant Cardiology Physician nationwide →
The 8 advanced heart failure and transplant cardiology physician records with the nearest ZIP codes
- Waleed Al-Darzi, M.D.Detroit, MI 482021164816476
- Jennifer Cowger, MDDetroit, MI 482021386762565
- Yelena Selektor, M.D.Detroit, MI 482021265561518
- Taylor Lebeis, MDNorthville, MI 481681568720308
- Supriya Shore, M.B.B.SBrighton, MI 481161609140029
- Keith Aaronson, MDAnn Arbor, MI 481091144305301
- Bader Aldeen Alhafez, MDAnn Arbor, MI 481091487034161
- Abbas Bitar, M.DAnn Arbor, MI 481091174836928
Common questions
What is Gillian F. Grafton Gzym, D.O.'s NPI number?
Gillian F. Grafton Gzym, D.O.'s National Provider Identifier (NPI) is 1043475148, issued on Jul 28, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Gillian F. Grafton Gzym, D.O. located?
The NPPES record lists a practice address at 2799 W Grand Blvd, Detroit, MI, 48202. Phone: (810) 845-4809. Providers update this record themselves, so call before visiting.
How can I verify Gillian F. Grafton Gzym, D.O.'s license?
NPPES lists Michigan license number 5101019651, 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 Gillian F. Grafton Gzym, D.O. prescribe under Medicare Part D?
In 2024, Gillian F. Grafton Gzym, D.O. had 1,754 Medicare Part D claims for 233 beneficiaries; the average among advanced heart failure and transplant cardiology physician prescribers was 1,965. 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.