Keith Gumabon Sablan, MD
Internal Medicine Physician · Honolulu, HI
Keith Gumabon Sablan, MD is an internal medicine physician with a practice address in Honolulu, Hawaii, and NPI 1649894270, issued on May 29, 2020. Check the license (Hawaii MD-23494, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Keith Gumabon Sablan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD-23494 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1301 Punchbowl St, Honolulu, HI 96813
- Phone
- (808) 691-7657
- Enumerated
- May 29, 2020
- Record last updated
- Jul 6, 2023
- Fax
- (808) 691-8541
- Medicare enrollment
- Enrolled (PECOS I20230721003159); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →
Also registered at 1301 Punchbowl St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Keith Gumabon Sablan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-23494Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
245 Medicare Part D claims for 104 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Amlodipine Besylate11 claims
- Atorvastatin Calcium11 claims
- Cefdinir11 claims
- Pantoprazole Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Queens University Medical GroupHonolulu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Gumabon Sablan among 902 internal medicine physician records in Hawaii
Keith Gumabon Sablan, MD is one of 902 internal medicine physician records with a practice address in Hawaii. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 81% of them.
- NPI issued2020 · 81% of these records are older, 16% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2020 · median 2001 among the 491 with a school on file
- Record last updated2023 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
579 internal medicine physician records list a practice address in Honolulu
They are 579 of the 12,408 NPPES records with a practice address in Honolulu, and 902 internal medicine physician records in Hawaii.
All 902 in Hawaii → Every provider in Honolulu → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Justin Barratt, M.D.Honolulu, HI 968131861481574
- Dee-Ann Carpenter, MDHonolulu, HI 968131720080799
- Bo-Yin ChangHonolulu, HI 968131356314777
- Cleland Child, M.D.Honolulu, HI 968131548242076
- Dominic Chow, M.D.Honolulu, HI 968131063464972
- Michael Dung, MDHonolulu, HI 968131811963986
- Theodore Harada, MDHonolulu, HI 968131558324988
- Janet Kao, M.D.Honolulu, HI 968131467459131
Common questions
What is Keith Gumabon Sablan, MD's NPI number?
Keith Gumabon Sablan, MD's National Provider Identifier (NPI) is 1649894270, issued on May 29, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Keith Gumabon Sablan, MD located?
The NPPES record lists a practice address at 1301 Punchbowl St, Honolulu, HI, 96813. Phone: (808) 691-7657. Providers update this record themselves, so call before visiting.
How can I verify Keith Gumabon Sablan, MD's license?
NPPES lists Hawaii license number MD-23494, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Keith Gumabon Sablan, MD prescribe under Medicare Part D?
In 2024, Keith Gumabon Sablan, MD had 245 Medicare Part D claims for 104 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.