NPPES file of Aug 9, 2026

Buddy Karl Festerling, M.D.

Family Medicine Physician · Hilo, HI

Buddy Karl Festerling, M.D. is a family medicine physician with a practice address in Hilo, Hawaii, and NPI 1396816567, issued on Nov 10, 2006. Check the license (Hawaii MD - 10056, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396816567
Name
Buddy Karl Festerling
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD - 10056 HI
Self-reported in NPPES; status is on the state search
Practice location
73 Puuhonu PL, Hilo, HI 96720
Phone
(808) 969-7922
Enumerated
Nov 10, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(808) 934-2059
Medicare enrollment
Enrolled (PECOS I20070410000144); accepts Medicare assignment
Medical or professional school
University Of Hawaii John A. Burns School Of Medicine, 1993
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 73 Puuhonu PL

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Donna Ching, M.D.Specialist1780636670
  2. Vanessa Eaglin, M.D.Psychiatry Physician1194931196
  3. Celina GuichBehavior Technician1457236374
  4. Santos GutierrezBehavior Technician1700777323
  5. Kareem Khozaim, M.D.Obstetrics & Gynecology Physician1336467810
  6. Victoria Seebruch, APRN-RX FNP-CFamily Nurse Practitioner1659786416

Verify Buddy Karl Festerling in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD - 10056
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Hawaii license search

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2.2 times the Medicare Part D claims of the average family medicine physician in 2024

7,837 Medicare Part D claims for 341 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 685 claims were for opioids.

  1. Buddy Festerling7,837
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium238 claims
  2. Oxycodone Hcl230 claims
  3. Amlodipine Besylate201 claims
  4. Metoprolol Succinate177 claims
  5. Omeprazole176 claims
  6. Hydrocodone-Acetaminophen172 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.

Industry payments in 2024: $1,853.19

102 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Buddy Festerling$1,853.19
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Buddy Karl Festerling among 730 family medicine physician records in Hawaii

Buddy Karl Festerling, M.D. is one of 730 family medicine physician records with a practice address in Hawaii. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1993 · median 2006 among the 383 with a school on file
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

58 family medicine physician records list a practice address in Hilo

They are 58 of the 1,758 NPPES records with a practice address in Hilo, and 730 family medicine physician records in Hawaii.

The 8 family medicine physician records with the nearest ZIP codes

  1. Alice Adee, MDHilo, HI 967201376638734
  2. Wilfred Alik, MDHilo, HI 967201366542060
  3. Susan Cauley, M.D.Hilo, HI 967201881701076
  4. Lynda Dolan, M.D.Hilo, HI 967201548207319
  5. Charles Dundas, M.D.Hilo, HI 967201285647826
  6. Edwin Etcubanez, MDHilo, HI 967201679555866
  7. Sheareen Gedayloo, M.D.Hilo, HI 967201801840525
  8. Lily Gillespie, MDHilo, HI 967201649370412

Common questions

What is Buddy Karl Festerling, M.D.'s NPI number?

Buddy Karl Festerling, M.D.'s National Provider Identifier (NPI) is 1396816567, issued on Nov 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Buddy Karl Festerling, M.D. located?

The NPPES record lists a practice address at 73 Puuhonu PL, Hilo, HI, 96720. Phone: (808) 969-7922. Providers update this record themselves, so call before visiting.

How can I verify Buddy Karl Festerling, M.D.'s license?

NPPES lists Hawaii license number MD - 10056, 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 Buddy Karl Festerling, M.D. prescribe under Medicare Part D?

In 2024, Buddy Karl Festerling, M.D. had 7,837 Medicare Part D claims for 341 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.