Nolan Kleinjan, MD
NPI 1386131100 · Internal Medicine Physician · La Crosse, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nolan Kleinjan, MD is a Internal Medicine Physician provider in La Crosse, WI (NPI 1386131100).
Provider details
- NPI number
- 1386131100
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 72339 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
213 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 63 | $74 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 56 | $103 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 35 | $108 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 33 | $165 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 15 | $110 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 127 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 284 | 66 |
| Furosemide | 281 | 46 |
| Apixabanbrand: Eliquis | 240 | 31 |
| Rosuvastatin Calcium | 220 | 46 |
| Gabapentin | 219 | 49 |
| Omeprazole | 215 | 49 |
| Sertraline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-17
- Last updated
- 2020-05-19
- Certified
- 2020-05-19
Frequently asked questions
- What is Nolan Kleinjan's NPI number?
- Nolan Kleinjan's National Provider Identifier (NPI) is 1386131100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nolan Kleinjan's specialty?
- Nolan Kleinjan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nolan Kleinjan located?
- Nolan Kleinjan's practice location on file with NPPES is 1836 South Ave, La Crosse, WI 54601-5429.
- What is Nolan Kleinjan's phone number?
- The practice phone number listed in the NPPES registry for Nolan Kleinjan is (608) 782-7300.
- Does Nolan Kleinjan accept Medicare?
- Nolan Kleinjan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nolan Kleinjan's NPI active?
- Yes — Nolan Kleinjan's NPI (1386131100) is active in the NPPES registry as of the last update on 2020-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.