Eric Knapp, M.D.
NPI 1144631250 · Family Medicine Physician · Simpsonville, SC
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Knapp, M.D. is a Family Medicine Physician provider in Simpsonville, SC (NPI 1144631250).
Provider details
- NPI number
- 1144631250
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- Q6049 (TX)
Specialties & taxonomies
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
12 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
1,701 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 | 382 | $118 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 258 | $59 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 156 | $15 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 149 | $42 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 146 | $45 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 365 | 108 |
| Omeprazole | 236 | 80 |
| Amlodipine Besylate | 164 | 50 |
| Lisinopril | 146 | 45 |
| Levothyroxine Sodium | 140 | 34 |
| Metformin Hclbrand: Metformin Hcl Er | 124 | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$539 across 31 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
- 2014-05-12
- Last updated
- 2021-05-07
- Certified
- 2021-05-07
Frequently asked questions
- What is Eric Knapp's NPI number?
- Eric Knapp's National Provider Identifier (NPI) is 1144631250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Knapp's specialty?
- Eric Knapp is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Knapp located?
- Eric Knapp's practice location on file with NPPES is 717 Se Main St Bldg a, Simpsonville, SC 29681-3237.
- What is Eric Knapp's phone number?
- The practice phone number listed in the NPPES registry for Eric Knapp is (864) 522-5400.
- Does Eric Knapp accept Medicare?
- Eric Knapp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Knapp's NPI active?
- Yes — Eric Knapp's NPI (1144631250) is active in the NPPES registry as of the last update on 2021-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.