Jack H. Ziegler, M.D.
Cardiovascular Disease Physician · Hobart, IN
Jack H. Ziegler, M.D. is a cardiovascular disease physician with a practice address in Hobart, Indiana, and NPI 1609876861, issued on Jul 28, 2005. Check the license (Indiana 01031712A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Jack H. Ziegler
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 01031712A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1400 S Lake Park Ave, Hobart, IN 46342
- Phone
- (219) 942-6166
- Enumerated
- Jul 28, 2005
- Record last updated
- Sep 24, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (219) 942-4106
- Medicaid ID
- 100386290A IN
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 451 in Indiana → Look up another NPI →
Also registered at 1400 S Lake Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Bales, MDCardiovascular Disease Physician1255313540
- Richard Browne, MDSurgery Physician1043217383
- Jennifer Corsbie, PA-CPhysician Assistant1497103352
- Tina Crum, CNMAdvanced Practice Midwife1003350067
- Hung Dang, DOSurgery Physician1316140882
- Douglas Dedelow, DOObstetrics & Gynecology Physician1861492993
Verify Jack H. Ziegler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01031712ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
42 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amlodipine Besylate13 claims
- Clopidogrel13 claims
- Isosorbide Mononitrate Er13 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.
Jack H. Ziegler among 451 cardiovascular disease physician records in Indiana
Jack H. Ziegler, M.D. is one of 451 cardiovascular disease physician records with a practice address in Indiana. 85% 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, 80% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 74% of these records are
- Record last updated2012 · 43% 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 cardiovascular disease physician records list a practice address in Hobart
They are 6 of the 353 NPPES records with a practice address in Hobart, and 451 cardiovascular disease physician records in Indiana.
All 451 in Indiana → Every provider in Hobart → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Amy Bales, MDHobart, IN 463421255313540
- Elizabeth Riddell, MD PHARMDHobart, IN 463421245506401
- Anas Safadi, M.D.Hobart, IN 463421457452484
- Vijay Shah, MDHobart, IN 463421821084773
- Zlatan Stepanovic, M.D.Hobart, IN 463421710987003
- David Gorecki, MDLa Porte, IN 463501316923444
- Hector Marchand, M.D.La Porte, IN 463501538181359
- Ali Azeem, MDMichigan City, IN 463601760975759
Common questions
What is Jack H. Ziegler, M.D.'s NPI number?
Jack H. Ziegler, M.D.'s National Provider Identifier (NPI) is 1609876861, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jack H. Ziegler, M.D. located?
The NPPES record lists a practice address at 1400 S Lake Park Ave, Hobart, IN, 46342. Phone: (219) 942-6166. Providers update this record themselves, so call before visiting.
How can I verify Jack H. Ziegler, M.D.'s license?
NPPES lists Indiana license number 01031712A, 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 Jack H. Ziegler, M.D. prescribe under Medicare Part D?
In 2024, Jack H. Ziegler, M.D. had 42 Medicare Part D claims; 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.
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.