Tara Frerks, MD
NPI 1932353315 · Family Medicine Physician · Appleton, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tara Frerks, MD is a Family Medicine Physician provider in Appleton, WI (NPI 1932353315).
Provider details
- NPI number
- 1932353315
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 32903 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
838 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 | 181 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 119 | $119 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 52 | $13 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 47 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 46 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 46 | $122 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 292 | 73 |
| Atorvastatin Calcium | 240 | 72 |
| Losartan Potassium | 182 | 45 |
| Amlodipine Besylate | 127 | 34 |
| Lisinopril | 109 | 29 |
| Omeprazole | 107 | 29 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (2)
- 3111 Gundersen DrOnalaska, WI 54650-8447Phone: (608) 775-8630
- 3111 Gundersen DrOnalaska, WI 54650-8447Phone: (608) 775-8630
Registry dates
- Enumerated
- 2008-11-11
- Last updated
- 2019-03-13
Frequently asked questions
- What is Tara Frerks's NPI number?
- Tara Frerks's National Provider Identifier (NPI) is 1932353315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tara Frerks's specialty?
- Tara Frerks is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tara Frerks located?
- Tara Frerks's practice location on file with NPPES is 3916 N Intertech Ct, Appleton, WI 54913.
- What is Tara Frerks's phone number?
- The practice phone number listed in the NPPES registry for Tara Frerks is (920) 996-1000.
- Does Tara Frerks accept Medicare?
- Tara Frerks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tara Frerks's NPI active?
- Yes — Tara Frerks's NPI (1932353315) is active in the NPPES registry as of the last update on 2019-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.