Teri Gjerseth, CNM, APNP, FNP-C
NPI 1538484407 · Family Nurse Practitioner · Tomah, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teri Gjerseth, CNM, APNP, FNP-C is a Family Nurse Practitioner provider in Tomah, WI (NPI 1538484407).
Provider details
- NPI number
- 1538484407
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM, APNP, FNP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4404-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
684 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 100 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 93 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 76 | $170 |
| Blood Creatinine Level82565 | 74 | $5 |
| Blood Potassium Level84132 | 61 | $5 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 118 | 36 |
| Lisinopril | 100 | 40 |
| Levothyroxine Sodium | 93 | 25 |
| Losartan Potassium | 58 | 19 |
| Metformin Hclbrand: Metformin Hcl Er | 56 | 19 |
| Sertraline Hcl | 48 | — |
| Omeprazole |
Practice location
Mailing address
Additional practice locations (1)
- 3213 Stein BlvdEau Claire, WI 54701-6946Phone: (715) 836-9242Fax: (715) 284-2008
Registry dates
- Enumerated
- 2010-04-02
- Last updated
- 2025-12-31
- Certified
- 2025-12-31
Frequently asked questions
- What is Teri Gjerseth's NPI number?
- Teri Gjerseth's National Provider Identifier (NPI) is 1538484407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teri Gjerseth's specialty?
- Teri Gjerseth is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Teri Gjerseth located?
- Teri Gjerseth's practice location on file with NPPES is 505 Gopher Dr, Tomah, WI 54660-4513.
- What is Teri Gjerseth's phone number?
- The practice phone number listed in the NPPES registry for Teri Gjerseth is (608) 372-4111.
- Does Teri Gjerseth accept Medicare?
- Teri Gjerseth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teri Gjerseth's NPI active?
- Yes — Teri Gjerseth's NPI (1538484407) is active in the NPPES registry as of the last update on 2025-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.