Nathaniel Phelan, MD
NPI 1225327422 · Dermatology Physician · Joplin, MO
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Phelan, MD is a Dermatology Physician provider in Joplin, MO (NPI 1225327422).
Provider details
- NPI number
- 1225327422
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2018014111 (MO)
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 tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,359 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 | 719 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 452 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 402 | $117 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 269 | $50 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 210 | $154 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 178 | 99 |
| Finasteride | 151 | 28 |
| Clobetasol Propionate | 142 | 81 |
| Doxycycline Hyclate | 112 | 35 |
| Terbinafine Hcl | 108 | 54 |
| Methotrexate Sodiumbrand: Methotrexate | 92 | 18 |
| Hydroxychloroquine Sulfate | 59 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,130 across 169 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
Additional practice locations (1)
- 21088 US Business Highway 71, #7Pineville, MO 64856Phone: (417) 622-0293Fax: (833) 275-1784
Registry dates
- Enumerated
- 2011-03-29
- Last updated
- 2024-12-27
- Certified
- 2024-12-27
Frequently asked questions
- What is Nathaniel Phelan's NPI number?
- Nathaniel Phelan's National Provider Identifier (NPI) is 1225327422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Phelan's specialty?
- Nathaniel Phelan is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Phelan located?
- Nathaniel Phelan's practice location on file with NPPES is 520 E 32nd St, Joplin, MO 64804-3904.
- What is Nathaniel Phelan's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Phelan is (417) 622-0293.
- Does Nathaniel Phelan accept Medicare?
- Nathaniel Phelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Phelan's NPI active?
- Yes — Nathaniel Phelan's NPI (1225327422) is active in the NPPES registry as of the last update on 2024-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.