Nathaniel Phelps, D.O.
NPI 1427430644 · Family Medicine Physician · Henderson, KY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Phelps, D.O. is a Family Medicine Physician provider in Henderson, KY (NPI 1427430644).
Provider details
- NPI number
- 1427430644
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 04139 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
312 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 110 | $166 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 105 | $114 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 56 | $67 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 41 | $8 |
Typical Medicare-allowed amounts for these services range $8–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetron Hcl | 41 | 40 |
| Methylprednisolone | 32 | 31 |
| Azithromycin | 29 | 27 |
| Diclofenac Sodium | 25 | 25 |
| Cefdinir | 22 | 22 |
| Methocarbamol | 22 | 20 |
| Cephalexin | 19 | 19 |
| Prednisone | 18 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-24
- Last updated
- 2021-01-22
- Certified
- 2021-01-22
Frequently asked questions
- What is Nathaniel Phelps's NPI number?
- Nathaniel Phelps's National Provider Identifier (NPI) is 1427430644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Phelps's specialty?
- Nathaniel Phelps is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Phelps located?
- Nathaniel Phelps's practice location on file with NPPES is 1305 N Elm St, Henderson, KY 42420-2783.
- What is Nathaniel Phelps's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Phelps is (270) 827-7700.
- Does Nathaniel Phelps accept Medicare?
- Nathaniel Phelps is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Phelps's NPI active?
- Yes — Nathaniel Phelps's NPI (1427430644) is active in the NPPES registry as of the last update on 2021-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.