Karin Armstrong, M.D.
NPI 1730116088 · Hematology & Oncology Physician · Woodbury, MN
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karin Armstrong, M.D. is a Hematology & Oncology Physician provider in Woodbury, MN (NPI 1730116088).
Provider details
- NPI number
- 1730116088
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 50374 (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
19 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
3,683 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 501 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 423 | $9 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 320 | $16 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 265 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 260 | $92 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 226 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 102 | 28 |
| Tamoxifen Citrate | 66 | 19 |
| Hydroxyurea | 54 | 15 |
| Acyclovir | 51 | — |
| Acalabrutinib Maleatebrand: Calquence | 42 | — |
| Oxycodone Hcl | 35 | 13 |
| Prednisone | 34 | 11 |
| Dexamethasone | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2018-02-21
Frequently asked questions
- What is Karin Armstrong's NPI number?
- Karin Armstrong's National Provider Identifier (NPI) is 1730116088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karin Armstrong's specialty?
- Karin Armstrong is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karin Armstrong located?
- Karin Armstrong's practice location on file with NPPES is 6025 Lake Rd, Woodbury, MN 55125-1709.
- What is Karin Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Karin Armstrong is (651) 735-7414.
- Does Karin Armstrong accept Medicare?
- Karin Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karin Armstrong's NPI active?
- Yes — Karin Armstrong's NPI (1730116088) is active in the NPPES registry as of the last update on 2018-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.