NPPES file of Aug 9, 2026

Irina Ivanovna Grimberg, M.D.

Internal Medicine Physician · Anchorage, AK

Irina Ivanovna Grimberg, M.D. is an internal medicine physician with a practice address in Anchorage, Alaska, and NPI 1144313198, issued on Oct 2, 2006. Check the license (Alaska 5449, as entered in NPPES) on the Alaska State 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
1144313198
Name
Irina Ivanovna Grimberg
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5449 AK
Self-reported in NPPES; status is on the state search
Practice location
2925 Debarr Road, Anchorage, AK 99508
Phone
(907) 764-3292
Enumerated
Oct 2, 2006
Record last updated
Mar 7, 2023
Fax
(907) 272-6751
Medicaid ID
MD5525 AK
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2925 Debarr Road

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

  1. Jeremy RosieckiPhysician Assistant1396138434
  2. William Theobald, DDSGeneral Practice Dentistry1114991239
  3. Pamela TittlePhysician Assistant1417340282

Verify Irina Ivanovna Grimberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersAlaska State Medical Board
    Search for license 5449    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 Alaska license search

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73% fewer Medicare Part D claims than the average internal medicine physician in 2024

866 Medicare Part D claims for 67 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 25 claims were for opioids.

  1. Irina Grimberg866
  2. Specialty average3,176

Most prescribed

  1. Omega-3 Acid Ethyl Esters78 claims
  2. Lisinopril58 claims
  3. Rosuvastatin Calcium37 claims
  4. Hydroxychloroquine Sulfate36 claims
  5. Nebivolol Hcl35 claims
  6. Levothyroxine Sodium29 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: $308.92

12 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Irina Grimberg$308.92
  2. Specialty average$1,303.06

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

Internal Medicine Physician providers in Alaska

There are 177 internal medicine physician records in Alaska.

All 177 in Alaska → Every provider in Anchorage →

Other internal medicine physician records in Alaska

  1. Paul 'Worrell, MDAnchorage, AK1275565525
  2. Kava Afu, MDJber, AK1760076822
  3. Ashley Barasa, MDElmendorf Afb, AK1144854977
  4. Youssef Barbour, MDAnchorage, AK1588846042
  5. David Barnes, D.O.Wasilla, AK1124081211
  6. David Barrett, MDAnchorage, AK1053350249
  7. Luke Bechler, MDJber, AK1437877586
  8. Natalie Beyeler, D.O.Palmer, AK1104885268
  9. Roy Boone, MDKenai, AK1124126297
  10. Peter Bosch, MDAnchorage, AK1154767150

Common questions

What is Irina Ivanovna Grimberg, M.D.'s NPI number?

Irina Ivanovna Grimberg, M.D.'s National Provider Identifier (NPI) is 1144313198, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irina Ivanovna Grimberg, M.D. located?

The NPPES record lists a practice address at 2925 Debarr Road, Anchorage, AK, 99508. Phone: (907) 764-3292. Providers update this record themselves, so call before visiting.

How can I verify Irina Ivanovna Grimberg, M.D.'s license?

NPPES lists Alaska license number 5449, 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 Irina Ivanovna Grimberg, M.D. prescribe under Medicare Part D?

In 2024, Irina Ivanovna Grimberg, M.D. had 866 Medicare Part D claims for 67 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.