Mark J. Ferri, DO
Family Medicine Physician · Kailua, HI
Mark J. Ferri, DO is a family medicine physician with a practice address in Kailua, Hawaii, and NPI 1811088065, issued on Sep 27, 2006. Check the license (Hawaii 965, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark J. Ferri
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 965 HI
Self-reported in NPPES; status is on the state search - Practice location
- 122 Oneawa St, Kailua, HI 96734
- Phone
- (808) 263-4263
- Enumerated
- Sep 27, 2006
- Record last updated
- Feb 10, 2023
- Fax
- (808) 263-4263
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 730 in Hawaii → Look up another NPI →
Also registered at 122 Oneawa St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christina Gallagher, P.T.Physical Therapist1043618044
Verify Mark J. Ferri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license 965Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
45 Medicare Part D claims for 17 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Mark J. Ferri among 730 family medicine physician records in Hawaii
Mark J. Ferri, DO 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 fileNo · 53% of these records are
- Record last updated2023 · 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).
30 family medicine physician records list a practice address in Kailua
They are 30 of the 1,421 NPPES records with a practice address in Kailua, and 730 family medicine physician records in Hawaii.
All 730 in Hawaii → Every provider in Kailua → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- John Aoki, M.D.Kailua, HI 967341912076902
- Shaun Berry, MDKailua, HI 967341497725683
- Patricia Borman, MDKailua, HI 967341699859314
- John Bossian, DOPearl Harbor, HI 967341881651271
- Allan Chun, DOSKailua, HI 967341750481560
- Dale Glenn, M.D.Kailua, HI 967341962591552
- Amy Kogut, MDKailua, HI 967341497855191
- Stuart Lerner, MDKailua, HI 967341881647782
Common questions
What is Mark J. Ferri, DO's NPI number?
Mark J. Ferri, DO's National Provider Identifier (NPI) is 1811088065, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark J. Ferri, DO located?
The NPPES record lists a practice address at 122 Oneawa St, Kailua, HI, 96734. Phone: (808) 263-4263. Providers update this record themselves, so call before visiting.
How can I verify Mark J. Ferri, DO's license?
NPPES lists Hawaii license number 965, 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 Mark J. Ferri, DO prescribe under Medicare Part D?
In 2024, Mark J. Ferri, DO had 45 Medicare Part D claims for 17 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.