Theresa Cox, FNP-BC
NPI 1164965703 · Family Nurse Practitioner · Battle Creek, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Cox, FNP-BC is a Family Nurse Practitioner provider in Battle Creek, MI (NPI 1164965703).
Provider details
- NPI number
- 1164965703
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4704208409 (MI)
Specialties & taxonomies
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
9 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
100 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 41 | $45 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 19 | $58 |
| Hemoglobin A1c Level83036 | 15 | $10 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 11 | $144 |
Typical Medicare-allowed amounts for these services range $10–$144 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 439 | 131 |
| Amlodipine Besylate | 259 | 90 |
| Lisinopril | 211 | 78 |
| Levothyroxine Sodium | 211 | 53 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 141 | 55 |
| Omeprazole | 133 | 46 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-11-30
- Last updated
- 2024-06-27
- Certified
- 2024-06-27
Frequently asked questions
- What is Theresa Cox's NPI number?
- Theresa Cox's National Provider Identifier (NPI) is 1164965703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Cox's specialty?
- Theresa Cox is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa Cox located?
- Theresa Cox's practice location on file with NPPES is 5500 Armstrong Rd, Battle Creek, MI 49037-7314.
- What is Theresa Cox's phone number?
- The practice phone number listed in the NPPES registry for Theresa Cox is (269) 966-5600.
- Does Theresa Cox accept Medicare?
- Theresa Cox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Cox's NPI active?
- Yes — Theresa Cox's NPI (1164965703) is active in the NPPES registry as of the last update on 2024-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.