TOKUNBO AJAYI M.D.
NPI 1255625307
Internal Medicine - Gastroenterology in Manassas, VA

Q: What is Tokunbo Ajayi's NPI number?

The NPI number for Tokunbo Ajayi is 1255625307. It was assigned to this individual provider in the NPPES registry on June 7, 2011.

Q: What is Tokunbo Ajayi's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Tokunbo Ajayi was last updated on February 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since June 07, 2011PECOS EnrolledAccepts Medicare Assignment

86.79/100

CMS Quality Rating

8640 SUDLEY RD STE 201, MANASSAS, VA 20110(703) 368-6819(703) 368-0203 Get Directions Write a Review

NPPES record last updated: February 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 7, 2025, Feb 25, 2025, Sep 12, 2024 and 2 more (5 updates tracked since 2021).

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About Tokunbo Ajayi M.d. NPPES

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

TOKUNBO AJAYI M.D. (NPI 1255625307) is an individual gastroenterology provider in Manassas, Virginia, licensed in Virginia (0101282073) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Novant Health Uva Health System Culpeper Med Cente, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1255625307

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameTOKUNBO AJAYICredential: M.D.

Location Address8640 SUDLEY RD STE 201Manassas, VA 20110-4404

Mailing AddressPo Box 381468Germantown, TN 38183-1468 · Fax (901) 328-1355

Phone(703) 368-6819

Fax(703) 368-0203

Sole ProprietorNo

Medical School CMSOtherGraduated 2007

Enumeration DateJune 7, 2011

Last NPPES UpdateFebruary 13, 20265 updates tracked since enumeration

NPPES CertifiedFebruary 13, 2026

✔ NPI 1255625307 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in VA · 0101282073✔ Licensed in MD · D79842

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedHospitalistTaxonomy 208M00000X · License D79842 (MD)

8640 SUDLEY RD STE 201, Manassas, VA 20110

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Secondary Practice Locations 3

Location 17915 Lake Manassas Dr Ste 302Gainesville, VA 20155-3260 · Phone (571) 248-0653

Location 224430 Stone Springs Blvd Ste 250Dulles, VA 20166-2268 · Phone (571) 248-0653

Location 3170 W Shirley Ave Ste 205Warrenton, VA 20186-3083 · Phone (540) 347-2470

Other Identifiers 1

Medicaid1255625307VA

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

Tokunbo Ajayi M.d. 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 ID8224276233

PECOS Enrollment IDI20150915002853, I20240605001840

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 3

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

24 services22 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

16 services16 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

13 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Novant Health Uva Health System Culpeper Med Cente

Acute Care Hospitals · Culpeper, VA

1/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number490019

Location501 Sunset LaneCulpeper, VA 22701 · Culpeper County

Emergency services Birthing friendly

Fauquier Hospital

Acute Care Hospitals · Warrenton, VA

3/5 CMS rating

OwnershipProprietary

CMS Certification Number490023

Location500 Hospital DriveWarrenton, VA 20186 · Fauquier County

Emergency services Birthing friendly

Novant Prince William Medical Center

Acute Care Hospitals · Manassas, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490045

Location8700 Sudley RdManassas, VA 20110 · Manassas City County

Emergency services Birthing friendly

Uva Health Haymarket Medical Center

Acute Care Hospitals · Haymarket, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490144

Location15225 Healthcote BoulevardHaymarket, VA 20169 · Prince William County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20110 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

$129.04 typical visit price

range $56.19 – $170.30

Typical copayment $32.26 (range $14.04 – $42.57)

Most-billed visit code 99204

Established Patient

$99.13 typical visit price

range $18.07 – $138.91

Typical copayment $24.78 (range $4.51 – $34.72)

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.

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.

86.79/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

86.46

Promoting Interoperability

Improvement Activities

Cost

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Other Providers at the Same Location NPPES 16

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

JACQUELINE RAMIREZ PA-C

Physician Assistant