Karen Maze
NPI 1518242650 · Family Nurse Practitioner · Winchester, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Maze is a Family Nurse Practitioner provider in Winchester, TN (NPI 1518242650).
Provider details
- NPI number
- 1518242650
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 16176 (TN)
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 tenure25% of score
14 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
1,902 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 492 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 429 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 155 | $106 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 134 | $11 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 131 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 119 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 134 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 338 | 87 |
| Lisinopril | 249 | 66 |
| Pantoprazole Sodium | 183 | 55 |
| Rosuvastatin Calcium | 183 | 54 |
| Atorvastatin Calcium | 183 | 52 |
| Omeprazole | 172 | 49 |
| Tizanidine Hcl | 154 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$71 across 4 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
- 2011-10-20
- Last updated
- 2011-10-20
Frequently asked questions
- What is Karen Maze's NPI number?
- Karen Maze's National Provider Identifier (NPI) is 1518242650, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Maze's specialty?
- Karen Maze is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Maze located?
- Karen Maze's practice location on file with NPPES is 186 Hospital Rd, Winchester, TN 37398-2472.
- What is Karen Maze's phone number?
- The practice phone number listed in the NPPES registry for Karen Maze is (931) 967-9680.
- Does Karen Maze accept Medicare?
- Karen Maze is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Maze's NPI active?
- Yes — Karen Maze's NPI (1518242650) is active in the NPPES registry as of the last update on 2011-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.