Thomas Day, M.D.
NPI 1356410195 · Dermatology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Day, M.D. is a Dermatology Physician provider in Nashville, TN (NPI 1356410195).
Provider details
- NPI number
- 1356410195
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 20401 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
7,489 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 2,981 | $6 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 793 | $49 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 744 | $83 |
| Ultrasonic Guidance for Placement of Radiation Therapy FieldsG6001 | 413 | $160 |
| Obtaining Data Needed to Develop the Optimal Radiation Treatment, 1 Treatment Area77280 | 346 | $239 |
| Biopsy of Related Skin Growth, First Growth11102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 248 | 162 |
| Ketoconazole | 245 | 123 |
| Hydrocortisone | 126 | 81 |
| Mupirocin | 101 | 66 |
| Doxycycline Hyclate | 94 | 44 |
| Betamethasone Dipropionate | 87 | 58 |
| Fluorouracil | 86 | 58 |
| Clobetasol Propionate | 63 | 46 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,414 across 165 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
- 2006-11-07
- Last updated
- 2022-11-16
- Certified
- 2022-11-16
Frequently asked questions
- What is Thomas Day's NPI number?
- Thomas Day's National Provider Identifier (NPI) is 1356410195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Day's specialty?
- Thomas Day is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Day located?
- Thomas Day's practice location on file with NPPES is 24 White Bridge Rd, Nashville, TN 37205-1411.
- What is Thomas Day's phone number?
- The practice phone number listed in the NPPES registry for Thomas Day is (615) 352-0011.
- Does Thomas Day accept Medicare?
- Thomas Day is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Day's NPI active?
- Yes — Thomas Day's NPI (1356410195) is active in the NPPES registry as of the last update on 2022-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.