Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

SHAWN OWIREDU MD
NPI 1891497236
Internal Medicine in Philadelphia, PA

Active since March 20, 2023
51 N 39TH ST, PHILADELPHIA, PA 19104(215) 662-8000 Get Directions Write a Review

NPPES record last updated: July 4, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Dec 17, 2023, Mar 28, 2023, Mar 20, 2023 (3 updates tracked since 2023).

  • Individual
  • Male
  • Internal Medicine

About SHAWN OWIREDU

This page provides the complete NPI Profile along with additional information for Shawn Owiredu, an internist established in Philadelphia, Pennsylvania with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1891497236 assigned on March 2023. The practitioner's primary taxonomy code is 207R00000X with license number MD493975 (PA). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1891497236
Provider Name
SHAWN OWIREDU MD
Gender
Male
Entity Type
Individual
Location Address
51 N 39TH ST PHILADELPHIA, PA 19104
Location Phone
(215) 662-8000
Mailing Address
51 N 39TH ST PHILADELPHIA, PA 19104
Is Sole Proprietor?
No
Enumeration Date
03-20-2023
Last Update Date
07-04-2026
Code Navigator

An internist like Shawn Owiredu is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD493975
License State
PA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Reviews for SHAWN OWIREDU MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1891497236, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
4
Doubled → 8
Pos 6
9
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 9 → 18 → 9 4 → 8 7 → 14 → 5 3 → 6

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 8 + 1 + 8 + 9 + 1 + 4 + 2 + 6 + 24 = 74

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1891497236.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Infectious Disease)
51 N 39TH ST, M.O.B. SUITE 305
PHILADELPHIA, PA 19104
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
51 N 39TH ST, PRESBYTERIAN MEDICAL CENTER
PHILADELPHIA, PA 19104
Anesthesiology
51 N 39TH ST
PHILADELPHIA, PA 19104
Nurse Anesthetist, Certified Registered
51 N 39TH ST
PHILADELPHIA, PA 19104
Family Medicine
51 N 39TH ST, 7TH FLOOR MUTCH BLDG
PHILADELPHIA, PA 19104
Nurse Anesthetist, Certified Registered
51 N 39TH ST
PHILADELPHIA, PA 19104
Psychiatry & Neurology (Psychiatry)
51 N 39TH ST, DEPARTMENT OF PSYCHIATRY
PHILADELPHIA, PA 19104
Family Medicine
51 N 39TH ST, 6TH FLOOR
PHILADELPHIA, PA 19104
Internal Medicine
51 N 39TH ST
PHILADELPHIA, PA 19104
Internal Medicine
51 N 39TH ST
PHILADELPHIA, PA 19104
Family Medicine
51 N 39TH ST
PHILADELPHIA, PA 19104
Internal Medicine (Infectious Disease)
51 N 39TH ST, 3910 BUILDING, 2ND FLOOR
PHILADELPHIA, PA 19104
Internal Medicine
51 N 39TH ST
PHILADELPHIA, PA 19104
Internal Medicine (Nephrology)
51 N 39TH ST, 240 MOB BUILDING
PHILADELPHIA, PA 19104
Family Medicine
51 N 39TH ST, MUTCH BUILDING, 7TH FLOOR
PHILADELPHIA, PA 19104
Internal Medicine (Nephrology)
51 N 39TH ST
PHILADELPHIA, PA 19104
Allergy & Immunology
51 N 39TH ST, MUTCH BUILDING, 5TH FLOOR
PHILADELPHIA, PA 19104
Internal Medicine
51 N 39TH ST, MAB, SUITE 212
PHILADELPHIA, PA 19104
Internal Medicine
51 N 39TH ST
PHILADELPHIA, PA 19104
Nurse Anesthetist, Certified Registered
51 N 39TH ST
PHILADELPHIA, PA 19104

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891497236, enumerated as an "individual" on March 20, 2023.

The provider is located at 51 N 39TH ST PHILADELPHIA, PA 19104 and the phone number is (215) 662-8000.

Internal Medicine with taxonomy code 207R00000X.