Nathaniel Greene, DO
NPI 1508420704 · Family Medicine Physician · Kingsport, TN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Greene, DO is a Family Medicine Physician provider in Kingsport, TN (NPI 1508420704).
Provider details
- NPI number
- 1508420704
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 4547 (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
7 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
1,171 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 | 210 | $118 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 139 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 108 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 107 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 78 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 74 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 298 | 100 |
| Levothyroxine Sodium | 219 | 57 |
| Atorvastatin Calcium | 194 | 52 |
| Gabapentin | 193 | 56 |
| Rosuvastatin Calcium | 173 | 70 |
| Losartan Potassium | 152 | 45 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$793 across 48 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
- 2019-04-24
- Last updated
- 2025-02-18
- Certified
- 2025-02-18
Frequently asked questions
- What is Nathaniel Greene's NPI number?
- Nathaniel Greene's National Provider Identifier (NPI) is 1508420704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Greene's specialty?
- Nathaniel Greene is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Greene located?
- Nathaniel Greene's practice location on file with NPPES is 444 Clinchfield St Ste 2700, Kingsport, TN 37660-3858.
- What is Nathaniel Greene's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Greene is (423) 230-2700.
- Does Nathaniel Greene accept Medicare?
- Nathaniel Greene is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Greene's NPI active?
- Yes — Nathaniel Greene's NPI (1508420704) is active in the NPPES registry as of the last update on 2025-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.