Isabelle Michaela Perez Nievera, MD
Obstetrics & Gynecology Physician · Schererville, IN
Isabelle Michaela Perez Nievera, MD is an obstetrics & gynecology physician with a practice address in Schererville, Indiana, and NPI 1528636537, issued on Jun 15, 2021. Check the license (Indiana 01096845A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Isabelle Michaela Perez Nievera
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 01096845A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1545 W US Highway 30 Ste 1A, Schererville, IN 46375
- Phone
- (219) 595-0410
- Enumerated
- Jun 15, 2021
- Record last updated
- Sep 22, 2025
- Fax
- (219) 513-9824
- Medicare enrollment
- Enrolled (PECOS I20250819004331); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 894 in Indiana → Look up another NPI →
Also registered at 1545 W US Highway 30 Ste 1A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ayesha Hasan, DOObstetrics & Gynecology Physician1861072084
Verify Isabelle Michaela Perez Nievera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01096845ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
13 Medicare Part D claims for 11 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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
- 219 Health Network IncSchererville, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabelle Michaela Perez Nievera among 894 obstetrics & gynecology physician records in Indiana
Isabelle Michaela Perez Nievera, MD is one of 894 obstetrics & gynecology physician records with a practice address in Indiana. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 96% of them.
- NPI issued2021 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2021 · median 2004 among the 591 with a school on file
- Record last updated2025 · 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 207V00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 obstetrics & gynecology physician records list a practice address in Schererville
They are 3 of the 321 NPPES records with a practice address in Schererville, and 894 obstetrics & gynecology physician records in Indiana.
All 894 in Indiana → Every provider in Schererville → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ayesha Hasan, DOSchererville, IN 463751861072084
- Howard Marcus, MDSchererville, IN 463751972585842
- Nicole Cataldi, D.O.Saint John, IN 463731013168343
- Barbara Diakos, MDSaint John, IN 463731912934423
- Rose Diakos, MDSaint John, IN 463731699701342
- Megan App, M.D.Portage, IN 463681154334167
- Travis Haldeman, D.O.Portage, IN 463681033162425
- Dana Jones, MDPortage, IN 463681013447853
Common questions
What is Isabelle Michaela Perez Nievera, MD's NPI number?
Isabelle Michaela Perez Nievera, MD's National Provider Identifier (NPI) is 1528636537, issued on Jun 15, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Isabelle Michaela Perez Nievera, MD located?
The NPPES record lists a practice address at 1545 W US Highway 30 Ste 1A, Schererville, IN, 46375. Phone: (219) 595-0410. Providers update this record themselves, so call before visiting.
How can I verify Isabelle Michaela Perez Nievera, MD's license?
NPPES lists Indiana license number 01096845A, 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 Isabelle Michaela Perez Nievera, MD prescribe under Medicare Part D?
In 2024, Isabelle Michaela Perez Nievera, MD had 13 Medicare Part D claims for 11 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.