1. Home
  2. Directory
  3. Indiana
  4. Polis
  5. Family Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

OLUWATOYIN T AJAYI MBBS
NPI 1790912426
Family Medicine in Indianapolis, IN

Active since June 21, 2009PECOS EnrolledCLIA 33D2278146 · Waiver
2301 N MERIDIAN ST, INDIANAPOLIS, IN 46208(833) 904-2273 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 24, 2026, Sep 15, 2026, Feb 16, 2023 and 3 more (6 updates tracked since 2018).

About Oluwatoyin T Ajayi Mbbs NPPES

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

OLUWATOYIN T AJAYI MBBS (NPI 1790912426) is an individual family medicine provider in Indianapolis, Indiana, licensed in New York (292657) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through March 12, 2027, and maintains 8 additional practice locations.

NPPES Registry Identity

NPI1790912426
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameOLUWATOYIN T AJAYICredential: MBBS
Location Address2301 N MERIDIAN STIndianapolis, IN 46208-5729
Mailing Address495 Flatbush Ave Ste C5Brooklyn, NY 11225-3782
Phone(833) 904-2273
Sole ProprietorNo
Enumeration DateJune 21, 2009
Last NPPES UpdateSeptember 24, 20266 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1790912426 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in NY · 292657✔ Licensed in NC · 2019-01142✔ Licensed in MA · 250701✔ Licensed in CT · 62179
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.
2301 N MERIDIAN ST, Indianapolis, IN 46208
Open in Google Maps ↗

Secondary Practice Locations 8

Location 116115 LaSalle StreetSouth Holland, IL 60473 · Phone (833) 904-2273
Location 2500 E Main St Ste 105Columbus, OH 43215-5619 · Phone (833) 904-2273
Location 34444 The Plz Unit 18Charlotte, NC 28215-2189 · Phone (336) 360-2407
Location 415416 N Florida Ave Ste 203Tampa, FL 33613-1239 · Phone (833) 904-2273
Location 5100 Grove St Ste 115Worcester, MA 01605-2630 · Phone (833) 904-2273
Location 626026 W 12 Mile Rd Ste 202Southfield, MI 48034-1783 · Phone (833) 904-2273
Location 7495 Flatbush Ave Ste C5Brooklyn, NY 11225-3782 · Phone (833) 904-2273
Location 81259 Bedford AveBrooklyn, NY 11216-1813 · Phone (833) 904-2273

Other Identifiers 1

Medicaid110093419AMA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oluwatoyin T Ajayi Mbbs 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 Reassignments

4

Medicare enrollment records show Oluwatoyin Ajayi reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cityblock Medical Practice, P.A.
4.8 mi
Internal Medicine
2620 KESSLER BOULEVARD EAST DR STE 110
Indianapolis, IN 46220
  • Reassigned Medicare billing, Florida, Illinois, Indiana, Massachusetts, Michigan and North Carolina enrollments
  • Medicare enrollment name: Cityblock Medical Practice PA
  • 41 clinicians in this Medicare group
NPI 1588296784 (800) 336-1100
Cityblock Medical Practice, LLC
177 mi
Primary Care
6100 E MAIN ST STE 110
Columbus, OH 43213
  • Reassigned Medicare billing, Ohio enrollment
  • 62 clinicians in this Medicare group
NPI 1013673821 (833) 904-0620
Advantagecare Physicians PC
639 mi
Internal Medicine
1050 CLOVE RD, UCC
Staten Island, NY 10301
  • Reassigned Medicare billing, New York enrollment
  • 724 clinicians in this Medicare group
NPI 1063954113 (646) 680-1525
Oluwatoyin Ajayi Medical Practice, PC
648 mi
Family Medicine
546 EASTERN PKWY FL 1
Brooklyn, NY 11225
  • Reassigned Medicare billing, New York enrollment
  • 20 clinicians in this Medicare group
NPI 1912491770 (000) 000-0000

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D2278146

Oluwatoyin Ajayi Medical Practice, PC · Brooklyn, NY
Active · expires Mar 12, 2027
CLIA Number33D2278146
Laboratory TypePhysician Office
Certificate Effective DateMarch 13, 2025
Certificate Expiration DateMarch 12, 2027
Laboratory DirectorDr. Maria Duda
Laboratory Phone(646) 680-3249
Laboratory LocationOluwatoyin Ajayi Medical Practice, PC1259 Bedford Avenue, Brooklyn, NY 11216
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46208 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 5

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

TRACEY W ALPHIN PA
Physician Assistant
2301 N MERIDIAN ST
INDIANAPOLIS, IN 46208
Marion County (317) 847-4366
CITYBLOCK MEDICAL PRACTICE, P.A.
Internal Medicine
2301 N MERIDIAN ST
INDIANAPOLIS, IN 46208
Marion County (800) 336-1100
MRS. LATOYIA CHERDISE AUSTIN FNP-C
Nurse Practitioner (Family)
2301 N MERIDIAN ST
INDIANAPOLIS, IN 46208
Marion County (833) 904-2273
MEDICAL SPECIALTY LLC
Clinic/Center (Urgent Care)
2301 N MERIDIAN ST
INDIANAPOLIS, IN 46208
Marion County (317) 602-5610
ELIZABETH ANNA MARGARET O'BRIEN BSN
Case Manager/Care Coordinator
2301 N MERIDIAN ST
INDIANAPOLIS, IN 46208
Marion County (833) 904-2273

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 Oluwatoyin Ajayi's NPI number?

The NPI number for Oluwatoyin Ajayi is 1790912426. It was assigned to this individual provider in the NPPES registry on June 21, 2009.

Where is Oluwatoyin Ajayi located?

Oluwatoyin Ajayi practices at 2301 N Meridian St, Indianapolis, IN 46208. The listed phone number is (833) 904-2273.

What is Oluwatoyin Ajayi's specialty?

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

Is Oluwatoyin Ajayi enrolled in Medicare?

Yes. Oluwatoyin Ajayi is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Oluwatoyin Ajayi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oluwatoyin Ajayi reassigns Medicare benefits to 4 organizations: Cityblock Medical Practice, P.A. (Indianapolis, IN), Cityblock Medical Practice, LLC (Columbus, OH), Advantagecare Physicians PC (Staten Island, NY) and Oluwatoyin Ajayi Medical Practice, PC (Brooklyn, NY). Each 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 Oluwatoyin Ajayi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Oluwatoyin Ajayi hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2278146) is associated with this NPI, valid through March 12, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Oluwatoyin Ajayi was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days 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.