Richard Clasen, M.D.
NPI 1972521995 · Internal Medicine Physician · Wisconsin Rapids, WI
Richard Clasen, M.D. is a Internal Medicine Physician provider in Wisconsin Rapids, WI (NPI 1972521995).
Provider details
- NPI number
- 1972521995
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 22783 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 154 | 14 |
| Atorvastatin Calcium | 119 | 16 |
| Levothyroxine Sodium | 107 | — |
| Potassium Chloride | 86 | 13 |
| Rivaroxabanbrand: Xarelto | 85 | — |
| Apixabanbrand: Eliquis | 58 | — |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2012-12-06
Frequently asked questions
- What is Richard Clasen's NPI number?
- Richard Clasen's National Provider Identifier (NPI) is 1972521995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Clasen's specialty?
- Richard Clasen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Clasen located?
- Richard Clasen's practice location on file with NPPES is 2031 Peach St, Wisconsin Rapids, WI 54494-5181.
- What is Richard Clasen's phone number?
- The practice phone number listed in the NPPES registry for Richard Clasen is (715) 423-0122.
- Is Richard Clasen's NPI active?
- Yes — Richard Clasen's NPI (1972521995) is active in the NPPES registry as of the last update on 2012-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.