Registry data as of Aug 27, 2026

Christopher Armstrong, M.D.

Internal Medicine Physician · Edina, MN

Christopher Armstrong, M.D. is an internal medicine physician with a practice address in Edina, Minnesota, and NPI 1619973195, issued on Jun 21, 2005. Check the license (Minnesota 35008, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1619973195
Name
Christopher Armstrong
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35008 MN
Self-reported in NPPES; status is on the state search
Practice location
3400 W 66TH St, Edina, MN 55435
Phone
(952) 920-2761
Enumerated
Jun 21, 2005
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 3400 W 66TH St

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

  1. Janiece Aldinger, M.D.Neurology Physician1194779389
  2. Sunanda Apte-Kakade, M.D.Physical Medicine & Rehabilitation Physician1831102672
  3. Danielle BandholzGerontology Nurse Practitioner1730555889
  4. Myra Becker, L.AC.Acupuncturist1245487727
  5. Kathleen Beckman, RN, CNPGerontology Nurse Practitioner1457338337
  6. Anna Belenky, P.T.Physical Therapist1790916773

Verify Christopher Armstrong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 35008
    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 Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

3.3 times the Medicare Part D claims of the average internal medicine physician in 2024

9,100 Medicare Part D claims for 679 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 277 claims were for opioids.

  1. Christopher Armstrong9,100
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium501 claims
  2. Amlodipine Besylate359 claims
  3. Lisinopril310 claims
  4. Tamsulosin Hcl290 claims
  5. Levothyroxine Sodium277 claims
  6. Simvastatin240 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.

One hospital or facility affiliation

  1. Allina Health SystemAnnandale, MN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

117 internal medicine physician records list a Edina practice address

They are 117 of the 3,697 NPPES records with a Edina practice address, and 3,440 internal medicine physician records in Minnesota.

Other internal medicine physician records in Minnesota

  1. Christopher Aakre, MDRochester, MN1508151663
  2. Karen Aarestad, MDBrainerd, MN1275510216
  3. Peter Aas, MDDuluth, MN1063455848
  4. Saud Abaalkhail, M.B.,B.S.Minneapolis, MN1982180733
  5. Mohamad Abbas, M.D.Saint Paul, MN1154404549
  6. Akshar Abbott, M.D.Minneapolis, MN1730459231
  7. Nadhem Abdallah, MDMinneapolis, MN1396423810
  8. Raed Abdelhadi, MDMinneapolis, MN1518057413
  9. Sarah Abdul Jabbar, MBBSSt Cloud, MN1932489002
  10. Ahmad Abdulkarim, MDSaint Paul, MN1578522991

Common questions

What is Christopher Armstrong, M.D.'s NPI number?

Christopher Armstrong, M.D.'s National Provider Identifier (NPI) is 1619973195, issued on Jun 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Armstrong, M.D. located?

The NPPES record lists a practice address at 3400 W 66TH St, Edina, MN, 55435. Phone: (952) 920-2761. Providers update this record themselves, so call before visiting.

How can I verify Christopher Armstrong, M.D.'s license?

NPPES lists Minnesota license number 35008, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Christopher Armstrong, M.D. prescribe under Medicare Part D?

In 2024, Christopher Armstrong, M.D. had 9,100 Medicare Part D claims for 679 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.