1. Home
  2. Directory
  3. Indiana
  4. Merrillville
  5. Family Medicine
  6. NPI Profile

MARYAM JAMEELAH ADISA
NPI 1134869522
Family Medicine in Merrillville, IN

Active since April 01, 2022PECOS Enrolled
751 E 81ST AVE, MERRILLVILLE, IN 46410(219) 791-9389 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Maryam Jameelah Adisa NPPES

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

MARYAM JAMEELAH ADISA (NPI 1134869522) is an individual family medicine provider in Merrillville, Indiana, licensed in Indiana (02008985A) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1134869522
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARYAM JAMEELAH ADISA
Location Address751 E 81ST AVEMerrillville, IN 46410-5538
Mailing Address751 E 81st AveMerrillville, IN 46410-5538 · (219) 791-9389
Phone(219) 791-9389
Sole ProprietorYes
Enumeration DateApril 1, 2022
Last NPPES UpdateJuly 6, 2026
NPPES CertifiedJuly 6, 2026
✔ NPI 1134869522 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in IN · 02008985A
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
751 E 81ST AVE, Merrillville, IN 46410
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maryam Jameelah Adisa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Maryam Adisa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Methodist Hospitals, Inc.
1.0 mi
Orthopaedic Surgery
101 E 87TH AVE
Merrillville, IN 46410
  • Reassigned Medicare billing, Indiana enrollment
  • 201 clinicians in this Medicare group
NPI 1518295948 (219) 738-6670

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46410 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
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 6

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

HEIDI M BIGGS NP-C
Nurse Practitioner
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (219) 791-9389
RAPHAEL E ALBERT M.D.
Family Medicine
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (219) 791-9476
KELSEY LEEB, MS, RD
Dietitian, Registered
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (248) 217-6986
PERRY EARL ZACK DO
Family Medicine
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (219) 791-9476
ISIDORA L NANTES M.D.
Family Medicine
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (219) 791-9476
MIDWEST INFECTIOUS DISEASES ASSOCIATES LLC
Internal Medicine (Infectious Disease)
751 E 81ST AVE
MERRILLVILLE, IN 46410
Lake County (219) 895-1185

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 Maryam Adisa's NPI number?

The NPI number for Maryam Adisa is 1134869522. It was assigned to this individual provider in the NPPES registry on April 1, 2022.

Where is Maryam Adisa located?

Maryam Adisa practices at 751 E 81st Ave, Merrillville, IN 46410. The listed phone number is (219) 791-9389.

What is Maryam Adisa's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Maryam Adisa enrolled in Medicare?

Yes. Maryam Adisa is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maryam Adisa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maryam Adisa reassigns Medicare benefits to The Methodist Hospitals, Inc. (Merrillville, IN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Maryam Adisa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maryam Adisa accept?

Health plans from Anthem Blue Cross and Blue Shield list Maryam Adisa 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.

When was this NPI record last updated?

The NPPES record for Maryam Adisa was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.