David A. Grekin, MD
Dermatology Physician · Fort Wayne, IN
David A. Grekin, MD is a dermatology physician with a practice address in Fort Wayne, Indiana, and NPI 1316057045, issued on Aug 30, 2006. Check the license on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- David A. Grekin
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 4301036713 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4020 New Vision Dr, Fort Wayne, IN 46845
- Phone
- (260) 423-2567
- Enumerated
- Aug 30, 2006
- Record last updated
- Oct 6, 2023
- Fax
- (260) 420-2415
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 229 in Indiana → Look up another NPI →
Also registered at 4020 New Vision Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Keith Danckaert, M.D.Dermatology Physician1497787659
- Kelsey Harner, FNP-CFamily Nurse Practitioner1306498241
- Rohit Kakar, M.D.Dermatology Physician1992069462
- Elyssa Pittenger, FNP-BCNurse Practitioner1497515720
- Katarzyna Sedlaczek, FNP-CFamily Nurse Practitioner1760756191
- Lindsay Stevens, NPNurse Practitioner1083277362
Verify David A. Grekin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of IndianaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average dermatology physician in 2024
12 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
David A. Grekin among 229 dermatology physician records in Indiana
David A. Grekin, MD is one of 229 dermatology physician records with a practice address in Indiana. 83% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 54% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2023 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Indiana
There are 229 dermatology physician records in Indiana.
All 229 in Indiana → Every provider in Fort Wayne → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Robert BednarekFort Wayne, IN 468451902291875
- Keith Danckaert, M.D.Fort Wayne, IN 468451497787659
- Alan Gilbert, M. D.Fort Wayne, IN 468451215961677
- Rohit Kakar, M.D.Fort Wayne, IN 468451992069462
- Dara Spearman, MDFort Wayne, IN 468251588783419
- Diane Bernardi, MDFort Wayne, IN 468041730212838
- Diane Hentz, M.D.Fort Wayne, IN 468041235237074
- Jennifer Hobbs, M.D.Fort Wayne, IN 468041134227911
Common questions
What is David A. Grekin, MD's NPI number?
David A. Grekin, MD's National Provider Identifier (NPI) is 1316057045, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David A. Grekin, MD located?
The NPPES record lists a practice address at 4020 New Vision Dr, Fort Wayne, IN, 46845. Phone: (260) 423-2567. Providers update this record themselves, so call before visiting.
How can I verify David A. Grekin, MD's license?
Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David A. Grekin, MD prescribe under Medicare Part D?
In 2024, David A. Grekin, MD had 12 Medicare Part D claims; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is David A. Grekin, MD's MIPS final score?
The 2023 MIPS final score is 83.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.