Mark Westholder
NPI 1023095775 · Family Medicine Physician · Shakopee, MN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Westholder is a Family Medicine Physician provider in Shakopee, MN (NPI 1023095775).
Provider details
- NPI number
- 1023095775
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 40836 (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
1,301 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 292 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 229 | $120 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 126 | $6 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 120 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 100 | $122 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 96 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 112 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 500 | 133 |
| Amlodipine Besylate | 447 | 125 |
| Losartan Potassium | 425 | 123 |
| Atorvastatin Calcium | 420 | 119 |
| Omeprazole | 292 | 86 |
| Metoprolol Succinate | 261 | 73 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-23
- Last updated
- 2012-03-08
Frequently asked questions
- What is Mark Westholder's NPI number?
- Mark Westholder's National Provider Identifier (NPI) is 1023095775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Westholder's specialty?
- Mark Westholder is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Westholder located?
- Mark Westholder's practice location on file with NPPES is 1415 Saint Francis Ave, Shakopee, MN 55379-3374.
- What is Mark Westholder's phone number?
- The practice phone number listed in the NPPES registry for Mark Westholder is (952) 993-7800.
- Does Mark Westholder accept Medicare?
- Mark Westholder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Westholder's NPI active?
- Yes — Mark Westholder's NPI (1023095775) is active in the NPPES registry as of the last update on 2012-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.