Gregory Casalenuovo, PHD, FNP
NPI 1164977674 · Family Nurse Practitioner · Wartburg, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Casalenuovo, PHD, FNP is a Family Nurse Practitioner provider in Wartburg, TN (NPI 1164977674).
Provider details
- NPI number
- 1164977674
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHD, FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 21382 (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 tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Promethazine Hcl | 63 |
| Semaglutidebrand: Ozempic | 44 |
| Gabapentin | 43 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 37 |
| Metformin Hcl | 33 |
| Clonazepam | 30 |
| Levothyroxine Sodium | 29 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$162 across 3 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
- 2016-08-25
- Last updated
- 2016-08-25
Frequently asked questions
- What is Gregory Casalenuovo's NPI number?
- Gregory Casalenuovo's National Provider Identifier (NPI) is 1164977674, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Casalenuovo's specialty?
- Gregory Casalenuovo is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Casalenuovo located?
- Gregory Casalenuovo's practice location on file with NPPES is 224 Old Mill Rd, Wartburg, TN 37887-4163.
- What is Gregory Casalenuovo's phone number?
- The practice phone number listed in the NPPES registry for Gregory Casalenuovo is (423) 346-6221.
- Does Gregory Casalenuovo accept Medicare?
- Gregory Casalenuovo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Casalenuovo's NPI active?
- Yes — Gregory Casalenuovo's NPI (1164977674) is active in the NPPES registry as of the last update on 2016-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.