Hari Z. Regen, MD
Internal Medicine Physician · Anchorage, AK
Hari Z. Regen, MD is an internal medicine physician with a practice address in Anchorage, Alaska, and NPI 1245357748, issued on Mar 22, 2007. Check the license (Alaska 3616, as entered in NPPES) on the Alaska State Medical Board; the Medicare figures below come from public CMS files.
- Name
- Hari Z. Regen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 3616 AK
Self-reported in NPPES; status is on the state search - Practice location
- 300 E Dimond Blvd, Anchorage, AK 99515
- Phone
- (907) 341-7757
- Enumerated
- Mar 22, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (907) 341-7760
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 177 in Alaska → Look up another NPI →
Also registered at 300 E Dimond Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cheryl Myers, PT, DPT, DMT, OCSSpecialist1649429960
- Maury Oswald, D.O.Family Medicine Physician1265509681
- Marie Piscitelli Enders, ORTLOccupational Therapist1831253541
- Mary Sorich, PTPhysical Therapist1811315906
Verify Hari Z. Regen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlaska State Medical Board
Search for license 3616Check 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 internal medicine physician in 2024
23 Medicare Part D claims, against an average of 3,176 among the 108,855 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.
Hari Z. Regen among 177 internal medicine physician records in Alaska
Hari Z. Regen, MD is one of 177 internal medicine physician records with a practice address in Alaska. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 42% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2007 · 58% 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 Alaska practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Alaska
There are 177 internal medicine physician records in Alaska.
All 177 in Alaska → Every provider in Anchorage → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paula Colescott, MDAnchorage, AK 995151770653941
- Todd Green, DOAnchorage, AK 995151215156948
- Johan Lundebye, M.D.Anchorage, AK 995151336300383
- Scott Mackie, MDAnchorage, AK 995171497825798
- Bruce Gregoire, MDAnchorage, AK 995081316526494
- Emily Jensen, MDAnchorage, AK 995081497140065
- Sarah Jin, MDAnchorage, AK 995081356705552
- Adrian Lena, MDAnchorage, AK 995081366020828
Common questions
What is Hari Z. Regen, MD's NPI number?
Hari Z. Regen, MD's National Provider Identifier (NPI) is 1245357748, issued on Mar 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Hari Z. Regen, MD located?
The NPPES record lists a practice address at 300 E Dimond Blvd, Anchorage, AK, 99515. Phone: (907) 341-7757. Providers update this record themselves, so call before visiting.
How can I verify Hari Z. Regen, MD's license?
NPPES lists Alaska license number 3616, as entered by the provider. Search the Alaska State Medical Board at https://www.commerce.alaska.gov/web/cbpl/ProfessionalLicensing/StateMedicalBoard.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hari Z. Regen, MD prescribe under Medicare Part D?
In 2024, Hari Z. Regen, MD had 23 Medicare Part D claims; 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.