DR. OLAITAN ADENIJI MD
NPI 1255321089
Internal Medicine - Gastroenterology in Snellville, GA
About Dr. Olaitan Adeniji Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OLAITAN ADENIJI MD (NPI 1255321089) is an individual gastroenterology provider in Snellville, Georgia, licensed in Georgia (52670) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Northside Hospital Gwinnett, and is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Olaitan Adeniji 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.
Medicare Billing Reassignments
2Medicare enrollment records show Olaitan Adeniji reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lawrenceville, GA 30046
- Reassigned Medicare billing, Georgia enrollment
- 8 clinicians in this Medicare group
Atlanta, GA 30342
- Reassigned Medicare billing, Georgia enrollment
- 162 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 12
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northside Hospital Gwinnett
Acute Care Hospitals · Lawrenceville, GANorthside Hospital
Acute Care Hospitals · Atlanta, GAPiedmont Eastside Medical Center
Acute Care Hospitals · Snellville, GANorthside Hospital Duluth
Acute Care Hospitals · Duluth, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30078 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SNELLVILLE, GA 30078
SNELLVILLE, GA 30078
SNELLVILLE, GA 30078
SNELLVILLE, GA 30078
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 Olaitan Adeniji's NPI number?
The NPI number for Olaitan Adeniji is 1255321089. It was assigned to this individual provider in the NPPES registry on October 24, 2005.
Where is Olaitan Adeniji located?
Olaitan Adeniji practices at 1700 Tree Lane Rd Suite 190, Snellville, GA 30078. The listed phone number is (770) 972-4780.
What is Olaitan Adeniji's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Olaitan Adeniji enrolled in Medicare?
Yes. Olaitan Adeniji 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.
Which organizations bill Medicare for Olaitan Adeniji's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olaitan Adeniji reassigns Medicare benefits to 2 organizations: Gastroenterology Specialists Of Gwinnett, P.C. (Lawrenceville, GA) and Aga Professional Services, LLC (Atlanta, GA). 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 Olaitan Adeniji's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olaitan Adeniji accept?
Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama and Ambetter of North Carolina and 1 other insurer list Olaitan Adeniji 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 Olaitan Adeniji affiliated with any hospitals?
According to CMS data, Olaitan Adeniji is affiliated with Northside Hospital Gwinnett, Northside Hospital, Piedmont Eastside Medical Center and Northside Hospital Duluth.
When was this NPI record last updated?
The NPPES record for Olaitan Adeniji was last updated on January 18, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.
# Dr. Olaitan Adeniji, MD · NPI 1255321089
Gastroenterology physician in Snellville, Georgia. Individual provider, active in the CMS NPPES registry since October 24, 2005.
## Identity
- **NPI:** 1255321089 (Entity type: Individual)
- **Enumerated:** October 24, 2005
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 52670 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1700 TREE LANE RD, SUITE 190, Snellville, GA 30078-6782
- **Phone:** (770) 972-4780 · **Fax:** (770) 972-2371
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Gastroenterology Specialists Of Gwinnett, P.C. (NPI 1700901311, Lawrenceville, GA); Aga Professional Services, LLC (NPI 1063799120, Atlanta, GA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** January 18, 2011
- **Other identifiers:** Medicare ID-Type Unspecified 10BDHDP (GA); Medicaid 543101479A (GA); Medicare UPIN H29548 (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1255321089) · Data from the CMS NPPES public registry.