David Twigg, FNP-C
NPI 1215657739 · Family Nurse Practitioner · Anderson, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Twigg, FNP-C is a Family Nurse Practitioner provider in Anderson, SC (NPI 1215657739).
Provider details
- NPI number
- 1215657739
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 26562 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 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
178 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 Moderate Level of Medical Decision Making99284 | 110 | $97 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 68 | $140 |
Typical Medicare-allowed amounts for these services range $97–$140 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 24 | 24 |
| Tizanidine Hcl | 22 | 22 |
| Ondansetron Hcl | 21 | 20 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 19 |
| Prednisone | 17 | 17 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 15 | 15 |
| Naproxen | 13 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-09-02
- Last updated
- 2023-11-02
- Certified
- 2023-11-02
Frequently asked questions
- What is David Twigg's NPI number?
- David Twigg's National Provider Identifier (NPI) is 1215657739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Twigg's specialty?
- David Twigg is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Twigg located?
- David Twigg's practice location on file with NPPES is 800 N Fant St, Anderson, SC 29621-5708.
- What is David Twigg's phone number?
- The practice phone number listed in the NPPES registry for David Twigg is (864) 512-1000.
- Does David Twigg accept Medicare?
- David Twigg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Twigg's NPI active?
- Yes — David Twigg's NPI (1215657739) is active in the NPPES registry as of the last update on 2023-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.