Daniel Keenan, MD
NPI 1598714305 · Internal Medicine Physician · Anderson, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Keenan, MD is a Internal Medicine Physician provider in Anderson, SC (NPI 1598714305).
Provider details
- NPI number
- 1598714305
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 18224 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,228 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 463 | $174 |
| 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 | 300 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 256 | $124 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 174 | $127 |
| Stool Analysis for Blood, By Fecal Hemoglobin Determination By Immunoassay82274 | 20 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 390 | 106 |
| Atorvastatin Calcium | 350 | 100 |
| Ezetimibe | 344 | 99 |
| Levothyroxine Sodium | 264 | 76 |
| Famotidine | 262 | 95 |
| Losartan Potassium | 253 | 70 |
| Omeprazole | 249 | 84 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-09
- Last updated
- 2023-01-05
- Certified
- 2023-01-05
Frequently asked questions
- What is Daniel Keenan's NPI number?
- Daniel Keenan's National Provider Identifier (NPI) is 1598714305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Keenan's specialty?
- Daniel Keenan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Keenan located?
- Daniel Keenan's practice location on file with NPPES is 105 Buford Ave, Anderson, SC 29621-3313.
- What is Daniel Keenan's phone number?
- The practice phone number listed in the NPPES registry for Daniel Keenan is (864) 512-8565.
- Does Daniel Keenan accept Medicare?
- Daniel Keenan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Keenan's NPI active?
- Yes — Daniel Keenan's NPI (1598714305) is active in the NPPES registry as of the last update on 2023-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.