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LEONID KATS MD
NPI 1356804363
Internal Medicine in Munster, IN

Active since April 08, 2019PECOS EnrolledAccepts Medicare Assignment
7905 CALUMET AVE, MUNSTER, IN 46321(219) 836-5800(219) 836-5030 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Oct 8, 2025, Jun 23, 2025, Apr 6, 2023 and 2 more (5 updates tracked since 2019).

About Leonid Kats Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEONID KATS MD (NPI 1356804363) is an individual internal medicine provider in Munster, Indiana, licensed in Indiana (01087662A) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with St Catherine Hospital Inc, and maintains a secondary practice location in East Chicago.

NPPES Registry Identity

NPI1356804363
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameLEONID KATSCredential: MD
Location Address7905 CALUMET AVEMunster, IN 46321-2549
Mailing AddressPo Box 781076Detroit, MI 48278-1076 · (317) 528-4800 · Fax (317) 865-1479
Phone(219) 836-5800
Fax(219) 836-5030
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 8, 2019
Last NPPES UpdateOctober 8, 20255 updates tracked since enumeration
NPPES CertifiedOctober 8, 2025
✔ NPI 1356804363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IN · 01087662A
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Obesity MedicineTaxonomy 207RB0002X · License 01087662A (IN)
7905 CALUMET AVE, Munster, IN 46321
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Secondary Practice Location 1

Location 12323 Broadway StEast Chicago, IN 46312 · Phone (219) 354-8910 · Fax (219) 354-0900

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leonid Kats Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4284016999
PECOS Enrollment IDI20220727003197
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
31 services17 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Catherine Hospital Inc

Acute Care Hospitals · East Chicago, IN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150008
Location4321 Fir StreetEast Chicago, IN 46312 · Lake County
Emergency services Birthing friendly

Community Hospital

Acute Care Hospitals · Munster, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150125
Location901 Macarthur BlvdMunster, IN 46321 · Lake County
Emergency services Birthing friendly

Franciscan Health Munster

Acute Care Hospitals · Munster, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150165
Location701 Superior AveMunster, IN 46321 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46321 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$122.49 typical visit price
range $53.07 – $161.76
Typical copayment $30.62 (range $13.26 – $40.44)
Most-billed visit code 99204
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FARDAD MASSOUMI BAVIL MD
Family Medicine
7905 CALUMET AVE
MUNSTER, IN 46321
Lake County (219) 836-3049
JUDITH D NUEROS PT
Physical Therapist
7905 CALUMET AVE, FRANCISCAN HAMMOND CLINIC LLC
MUNSTER, IN 46321
Lake County (219) 836-5800
DR. OLAYEMI O CHAMPION-ODUSOLA M.D.
Family Medicine
7905 CALUMET AVE
MUNSTER, IN 46321
Lake County (219) 836-5800
BRETT ALLEN MILKEVITCH FNP
Nurse Practitioner (Family)
7905 CALUMET AVE
MUNSTER, IN 46321
Lake County (219) 836-5800
DR. MARY D FUGETT DO
Family Medicine
7905 CALUMET AVE
MUNSTER, IN 46321
Lake County (219) 836-5800
DR. THOMAS A BRUBAKER M.D.
Internal Medicine
7905 CALUMET AVE
MUNSTER, IN 46321
Lake County (219) 836-7214
SAMEEA A CHUGHTAI DO
Family Medicine
7905 CALUMET AVE, FRANCISCAN HAMMOND CLINIC LLC
MUNSTER, IN 46321
Lake County (219) 836-5800
DR. DONALD E. STORK D.O.
Family Medicine
7905 CALUMET AVE, HAMMOND CLINIC LLC
MUNSTER, IN 46321
Lake County (219) 836-7214

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leonid Kats's NPI number?

The NPI number for Leonid Kats is 1356804363. It was assigned to this individual provider in the NPPES registry on April 8, 2019.

Where is Leonid Kats located?

Leonid Kats practices at 7905 Calumet Ave, Munster, IN 46321. The listed phone number is (219) 836-5800.

What is Leonid Kats's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Leonid Kats enrolled in Medicare?

Yes. Leonid Kats is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Leonid Kats accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Leonid Kats as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Leonid Kats affiliated with any hospitals?

According to CMS data, Leonid Kats is affiliated with St Catherine Hospital Inc, Community Hospital and Franciscan Health Munster.

When was this NPI record last updated?

The NPPES record for Leonid Kats was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.