Amy Gryder
NPI 1407579931 · Family Nurse Practitioner · Knoxville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amy Gryder is a Family Nurse Practitioner provider in Knoxville, TN (NPI 1407579931).
Provider details
- NPI number
- 1407579931
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 32024 (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
3 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
1,127 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 337 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 260 | $105 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 146 | $106 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 126 | $15 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 95 | $15 |
| Hemoglobin A1c Level83036 | 35 | $9 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 527 | 188 |
| Amlodipine Besylate | 345 | 126 |
| Lisinopril | 228 | 78 |
| Levothyroxine Sodium | 214 | 72 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 192 | 68 |
| Losartan Potassium | 189 | 72 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$103 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
- 2022-09-20
- Last updated
- 2022-09-21
- Certified
- 2022-09-21
Frequently asked questions
- What is Amy Gryder's NPI number?
- Amy Gryder's National Provider Identifier (NPI) is 1407579931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amy Gryder's specialty?
- Amy Gryder is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Amy Gryder located?
- Amy Gryder's practice location on file with NPPES is 9352 Park West Blvd, Knoxville, TN 37923-4325.
- What is Amy Gryder's phone number?
- The practice phone number listed in the NPPES registry for Amy Gryder is (865) 373-1000.
- Does Amy Gryder accept Medicare?
- Amy Gryder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amy Gryder's NPI active?
- Yes — Amy Gryder's NPI (1407579931) is active in the NPPES registry as of the last update on 2022-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.