Debra A. Zack, DO
Family Medicine Physician · Michigan City, IN
Debra A. Zack, DO is a family medicine physician with a practice address in Michigan City, Indiana, and NPI 1750362901, issued on Nov 7, 2005. Check the license (Indiana 02001389A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Debra A. Zack
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 02001389A IN
02001389 IN
Self-reported in NPPES; status is on the state search - Practice location
- 200 Alfred St, Michigan City, IN 46360
- Phone
- (219) 872-6200
- Enumerated
- Nov 7, 2005
- Record last updated
- Mar 12, 2024
- Fax
- (219) 879-2915
- Medicaid ID
- 100366040 IN
- Medicare enrollment
- Enrolled (PECOS I20100423000389); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,506 in Indiana → Look up another NPI →
Also registered at 200 Alfred St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kevin Bryant, APRNFamily Nurse Practitioner1689406357
- Karen Fagan, APNFamily Nurse Practitioner1114463502
- Tesha Geraghty, FNPFamily Nurse Practitioner1457002644
- Courtney Glos, M.D.Pediatrics Physician1053760728
- Monica Gomez, NP-CFamily Nurse Practitioner1447822697
- Kevin McBridePharmacist1184993362
Verify Debra A. Zack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 02001389ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average family medicine physician in 2024
2,227 Medicare Part D claims for 158 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Atorvastatin Calcium210 claims
- Amlodipine Besylate127 claims
- Lisinopril120 claims
- Albuterol Sulfate Hfa77 claims
- Ozempic70 claims
- Hydrochlorothiazide67 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: $100.04
4 payments; by number, the most common kind was food and beverage; the largest payer was Voco America Inc. The 55,478 providers of this specialty with any payment received $902.55 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 one group practice
- Healthlinc IncValparaiso, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Debra A. Zack among 3,506 family medicine physician records in Indiana
Debra A. Zack, DO is one of 3,506 family medicine physician records with a practice address in Indiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 81% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1994 · median 2005 among the 2,196 with a school on file
- Record last updated2024 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 family medicine physician records list a practice address in Michigan City
They are 21 of the 596 NPPES records with a practice address in Michigan City, and 3,506 family medicine physician records in Indiana.
All 3,506 in Indiana → Every provider in Michigan City → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Margaret Bailey, DOMichigan City, IN 463601841283348
- Michael Best, MDMichigan City, IN 463601083621510
- James Callaghan, M.D.Michigan City, IN 463601790755866
- Ralph Caruso, DOMichigan City, IN 463601154366680
- Sandra Deausy, MDMichigan City, IN 463601205843943
- Franklin Firestone, M.D.Michigan City, IN 463601164492245
- Carol Grobner, DOMichigan City, IN 463601790753218
- Cheryl Krueger, FNPMichigan City, IN 463601952396772
Common questions
What is Debra A. Zack, DO's NPI number?
Debra A. Zack, DO's National Provider Identifier (NPI) is 1750362901, issued on Nov 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Debra A. Zack, DO located?
The NPPES record lists a practice address at 200 Alfred St, Michigan City, IN, 46360. Phone: (219) 872-6200. Providers update this record themselves, so call before visiting.
How can I verify Debra A. Zack, DO's license?
NPPES lists Indiana license number 02001389A, as entered by the provider. 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 Debra A. Zack, DO prescribe under Medicare Part D?
In 2024, Debra A. Zack, DO had 2,227 Medicare Part D claims for 158 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.