Robert Macnack, M.D.
NPI 1881826790 · Family Medicine Physician · Monroe, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Macnack, M.D. is a Family Medicine Physician provider in Monroe, WI (NPI 1881826790).
Provider details
- NPI number
- 1881826790
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28991 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
1,016 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 | 378 | $90 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 205 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 167 | $61 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 75 | $101 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 53 | $124 |
| Transitional Care Management Services for Problem of at Least Moderate Complexity |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 486 | 119 |
| Lisinopril | 384 | 100 |
| Amlodipine Besylate | 323 | 73 |
| Omeprazole | 285 | 74 |
| Levothyroxine Sodium | 244 | 54 |
| Gabapentin | 229 | 44 |
| Furosemide | 191 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-08-12
- Last updated
- 2020-12-31
- Certified
- 2020-12-31
Frequently asked questions
- What is Robert Macnack's NPI number?
- Robert Macnack's National Provider Identifier (NPI) is 1881826790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Macnack's specialty?
- Robert Macnack is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Macnack located?
- Robert Macnack's practice location on file with NPPES is 515 22nd Ave, Monroe, WI 53566-1569.
- What is Robert Macnack's phone number?
- The practice phone number listed in the NPPES registry for Robert Macnack is (608) 324-2000.
- Does Robert Macnack accept Medicare?
- Robert Macnack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Macnack's NPI active?
- Yes — Robert Macnack's NPI (1881826790) is active in the NPPES registry as of the last update on 2020-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.