OLUWASAYO ADEYEMO MD/MPH – NPI #1205221777
Internal Medicine

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.

Health Care Provider Taxonomy Code for Internal Medicine

OLUWASAYO ADEYEMO is a physician located in ABINGDON, MD. NPPES has assigned the NPI number 1205221777 to OLUWASAYO ADEYEMO on April 01, 2015. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 3 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology

The NPI profile was last updated on May 27, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for OLUWASAYO ADEYEMO below.

NPI Profile for
OLUWASAYO ADEYEMO

NPI Number
1205221777
Enumeration Date

(more than 11 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
OLUWASAYO ADEYEMO
Credentials
MD/MPH
Primary location
100 WALTER WARD BLVD STE 100
ABINGDON, MD 21009-1283
Phone: (443) 347-4700 Fax: (443) 643-4707
3 Other location(s):
2214 Old Emmorton Rd Ste 100A
Bel Air, MD 21015-6470
Phone: (443) 347-4700
Fax: (443) 643-4707
251 Lewis Ln Ste 105
Havre DE Grace, MD 21078-3752
Phone: (443) 347-4700
Fax: (443) 643-4707
2350 Freedom Way Ste 200
York, PA 17402-8200
Phone: (717) 812-5120
Fax: (717) 741-3075
Mailing address
Same as primary location
Sole Proprietor
No
Updated
Certification Date
May 27, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RG0100X
- Internal Medicine / Gastroenterology (Primary)		 PA MD489156C
390200000X
- Student in an Organized Health Care Education/Training Program
207R00000X
- Internal Medicine		 MD D85900

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
OLUWASAYO ADEYEMO is affiliated with the following medical group(s):
  • HOSPITAL
    • UMD UPPER CHESAPEAKE MEDICAL CENTER
      500 UPPER CHESAPEAKE DRIVE
      BEL AIR, MD 21014
    • UNIVERSITY OF MARYLAND MEDICAL CENTER
      22 SOUTH GREENE STREET
      BALTIMORE, MD 21201
    • UNIVERSITY OF MD HARFORD MEMORIAL HOSPITAL
      501 SOUTH UNION AVENUE
      HAVRE DE GRACE, MD 21078

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