Christopher Armstrong, M.D.
NPI 1619973195 · Internal Medicine Physician · Edina, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Armstrong, M.D. is a Internal Medicine Physician provider in Edina, MN (NPI 1619973195).
Provider details
- NPI number
- 1619973195
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35008 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
21 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,998 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 336 | $124 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 238 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 236 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 156 | $89 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 147 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 147 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 501 | 144 |
| Amlodipine Besylate | 359 | 102 |
| Lisinopril | 310 | 82 |
| Tamsulosin Hcl | 290 | 87 |
| Levothyroxine Sodium | 277 | 64 |
| Simvastatin | 240 | 65 |
| Losartan Potassium | 236 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2020-11-04
- Certified
- 2020-11-04
Frequently asked questions
- What is Christopher Armstrong's NPI number?
- Christopher Armstrong's National Provider Identifier (NPI) is 1619973195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Armstrong's specialty?
- Christopher Armstrong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Armstrong located?
- Christopher Armstrong's practice location on file with NPPES is 3400 W 66th St, Edina, MN 55435-2197.
- What is Christopher Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Christopher Armstrong is (952) 920-2761.
- Does Christopher Armstrong accept Medicare?
- Christopher Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Armstrong's NPI active?
- Yes — Christopher Armstrong's NPI (1619973195) is active in the NPPES registry as of the last update on 2020-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.