Christopher A. Armstrong, M.D.
Internal Medicine Physician · Edina, MN
Christopher A. 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.
- Name
- Christopher A. 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
- Record last updated
- Nov 4, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060221000293); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1989
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 3400 W 66TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher A. Armstrong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 35008Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 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 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 277 claims were for opioids.
Most prescribed
- Atorvastatin Calcium501 claims
- Amlodipine Besylate359 claims
- Lisinopril310 claims
- Tamsulosin Hcl290 claims
- Levothyroxine Sodium277 claims
- 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.
Bills Medicare through one group practice
- Allina Health SystemAnnandale, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher A. Armstrong among 2,632 internal medicine physician records in Minnesota
Christopher A. Armstrong, M.D. is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1989 · median 2008 among the 1,700 with a school on file
- Record last updated2020 · 57% 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 Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
114 internal medicine physician records list a practice address in Edina
They are 114 of the 3,697 NPPES records with a practice address in Edina, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Edina → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mohammad Arbabi, MDEdina, MN 554351003809898
- Merlin Brown, MDEdina, MN 554351053317354
- Gary Brunkow, MDEdina, MN 554351558367847
- Nancy Cockson, MDEdina, MN 554351134111321
- Ann Dillon, MDEdina, MN 554351730171877
- Jeanne Finney, MDEdina, MN 554351447242581
- Paul Gotlieb, M.D.Edina, MN 554351578569042
- Michele Herring, MDEdina, MN 554351649262783
Common questions
What is Christopher A. Armstrong, M.D.'s NPI number?
Christopher A. 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 A. 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 A. 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 A. Armstrong, M.D. prescribe under Medicare Part D?
In 2024, Christopher A. Armstrong, M.D. had 9,100 Medicare Part D claims for 679 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.
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.