Madeline Grotefendt, NURSE PRACTITIONER
NPI 1912176280 · Family Nurse Practitioner · Ooltewah, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Madeline Grotefendt, NURSE PRACTITIONER is a Family Nurse Practitioner provider in Ooltewah, TN (NPI 1912176280).
Provider details
- NPI number
- 1912176280
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- 74644 (TN)
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 tenure25% of score
18 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
917 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 | 351 | $100 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 271 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $71 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 69 | $102 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 66 | $11 |
| Hemoglobin A1c Level83036 | 29 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 102 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 263 | 71 |
| Levothyroxine Sodium | 261 | 76 |
| Losartan Potassium | 195 | 53 |
| Rosuvastatin Calcium | 179 | 46 |
| Amlodipine Besylate | 159 | 47 |
| Omeprazole | 144 | 42 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,170 across 57 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
- 2008-02-21
- Last updated
- 2016-11-07
Frequently asked questions
- What is Madeline Grotefendt's NPI number?
- Madeline Grotefendt's National Provider Identifier (NPI) is 1912176280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madeline Grotefendt's specialty?
- Madeline Grotefendt is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Madeline Grotefendt located?
- Madeline Grotefendt's practice location on file with NPPES is 6401 Mountain View Road, Ooltewah, TN 37363.
- What is Madeline Grotefendt's phone number?
- The practice phone number listed in the NPPES registry for Madeline Grotefendt is (423) 495-5951.
- Does Madeline Grotefendt accept Medicare?
- Madeline Grotefendt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Madeline Grotefendt's NPI active?
- Yes — Madeline Grotefendt's NPI (1912176280) is active in the NPPES registry as of the last update on 2016-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.