David Nelson, MD
NPI 1417966623 · Internal Medicine Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Nelson, MD is a Internal Medicine Physician provider in Oklahoma City, OK (NPI 1417966623).
Provider details
- NPI number
- 1417966623
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 19046 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Acyclovir | 47 | 11 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 47 | 11 |
| Pantoprazole Sodium | 38 | — |
| Hydralazine Hcl | 28 | — |
| Prednisone | 27 | — |
| Torsemide | 22 | — |
| Amlodipine Besylate | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2017-04-05
Frequently asked questions
- What is David Nelson's NPI number?
- David Nelson's National Provider Identifier (NPI) is 1417966623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Nelson's specialty?
- David Nelson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Nelson located?
- David Nelson's practice location on file with NPPES is 3400 Nw Expressway St, Oklahoma City, OK 73112-4493.
- What is David Nelson's phone number?
- The practice phone number listed in the NPPES registry for David Nelson is (405) 713-9900.
- Does David Nelson accept Medicare?
- David Nelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Nelson's NPI active?
- Yes — David Nelson's NPI (1417966623) is active in the NPPES registry as of the last update on 2017-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.