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

OSATO UKPONMWAN MD
NPI 1922637123
Internal Medicine - Pulmonary Disease in Hilo, HI

Active since April 08, 2020
1190 WAIANUENUE AVE, HILO, HI 96720(808) 932-3000 Get Directions Write a Review

NPPES record last updated: July 18, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 18, 2026, Apr 8, 2020 (2 updates tracked since 2020).

  • Individual
  • Male
  • Internal Medicine
  • Pulmonary Disease

About OSATO UKPONMWAN

This page provides the complete NPI Profile along with additional information for Osato Ukponmwan, an internist established in Hilo, Hawaii with a medical specialization in Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1922637123 assigned on April 2020. The practitioner's primary taxonomy code is 207RP1001X with license number MD-27011 (HI). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1922637123
Provider Name
OSATO UKPONMWAN MD
Gender
Male
Entity Type
Individual
Location Address
1190 WAIANUENUE AVE HILO, HI 96720
Location Phone
(808) 932-3000
Mailing Address
1190 WAIANUENUE AVE HILO, HI 96720
Mailing Phone
(808) 932-3000
Is Sole Proprietor?
No
Enumeration Date
04-08-2020
Last Update Date
07-18-2026
Code Navigator

An internist like Osato Ukponmwan 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 Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
License No.
MD-27011
License State
HI
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Reviews for OSATO UKPONMWAN 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 1922637123, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
9
Unchanged
Pos 3
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
3
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 2 → 4 6 → 12 → 3 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 1 + 2 + 3 + 1 + 4 + 1 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1922637123.

Other Providers at the Same Location


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

Anesthesiology
1190 WAIANUENUE AVE
HILO, HI 96720
Anesthesiology
1190 WAIANUENUE AVE, ATTN ANESTHESIA DEPT
HILO, HI 96720
Nurse Anesthetist, Certified Registered
1190 WAIANUENUE AVE
HILO, HI 96720
Nurse Anesthetist, Certified Registered
1190 WAIANUENUE AVE
HILO, HI 96720
Anesthesiology
1190 WAIANUENUE AVE
HILO, HI 96720
Emergency Medicine
1190 WAIANUENUE AVE
HILO, HI 96720
Nurse Practitioner (Adult Health)
1190 WAIANUENUE AVE
HILO, HI 96720
Internal Medicine
1190 WAIANUENUE AVE
HILO, HI 96720
Home Health
1190 WAIANUENUE AVE
HILO, HI 96720
Registered Nurse
1190 WAIANUENUE AVE
HILO, HI 96720
Internal Medicine
1190 WAIANUENUE AVE
HILO, HI 96720
Home Health
1190 WAIANUENUE AVE
HILO, HI 96720
Chore Provider
1190 WAIANUENUE AVE
HILO, HI 96720
Anesthesiology
1190 WAIANUENUE AVE
HILO, HI 96720
Dietitian, Registered
1190 WAIANUENUE AVE
HILO, HI 96720
Registered Nurse (Wound Care)
1190 WAIANUENUE AVE
HILO, HI 96720
Pathology (Anatomic Pathology & Clinical Pathology)
1190 WAIANUENUE AVE, HILO MEDICAL CENTER
HILO, HI 96720
General Acute Care Hospital
1190 WAIANUENUE AVE
HILO, HI 96720
Internal Medicine
1190 WAIANUENUE AVE
HILO, HI 96720
Pharmacist
1190 WAIANUENUE AVE
HILO, HI 96720

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922637123, enumerated as an "individual" on April 08, 2020.

The provider is located at 1190 WAIANUENUE AVE HILO, HI 96720 and the phone number is (808) 932-3000.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.