Karin Hagen, MD
NPI 1326016924 · Gastroenterology Physician · Saint Paul, MN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karin Hagen, MD is a Gastroenterology Physician provider in Saint Paul, MN (NPI 1326016924).
Provider details
- NPI number
- 1326016924
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 43940 (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
20 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
128 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 | 43 | $117 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 23 | $5 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 21 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 17 | $9 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetron Hcl | 73 | 68 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 70 | 70 |
| Omeprazole | 38 | 19 |
| Adalimumabbrand: Humira(cf) Pen | 35 | — |
| Sucralfate | 30 | 12 |
| Colestipol Hcl | 29 | 12 |
| Ustekinumabbrand: Stelara | 27 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-09
- Last updated
- 2021-06-11
- Certified
- 2021-06-11
Frequently asked questions
- What is Karin Hagen's NPI number?
- Karin Hagen's National Provider Identifier (NPI) is 1326016924, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karin Hagen's specialty?
- Karin Hagen is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Karin Hagen located?
- Karin Hagen's practice location on file with NPPES is 435 Phalen Blvd, Saint Paul, MN 55130-5302.
- What is Karin Hagen's phone number?
- The practice phone number listed in the NPPES registry for Karin Hagen is (651) 254-8680.
- Does Karin Hagen accept Medicare?
- Karin Hagen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karin Hagen's NPI active?
- Yes — Karin Hagen's NPI (1326016924) is active in the NPPES registry as of the last update on 2021-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.