Gregory Hooks, MD
NPI 1629037320 · Internal Medicine Physician · Columbia, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Hooks, MD is a Internal Medicine Physician provider in Columbia, SC (NPI 1629037320).
Provider details
- NPI number
- 1629037320
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 19737 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
3,280 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 | 898 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 829 | $8 |
| 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 | 401 | $16 |
| Hemoglobin A1c Level83036 | 196 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 193 | $84 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 123 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 598 | 178 |
| Amlodipine Besylate | 444 | 128 |
| Levothyroxine Sodium | 291 | 76 |
| Omeprazole | 288 | 75 |
| Metformin Hcl | 268 | 77 |
| Fluticasone Propionate | 218 | 80 |
| Lisinopril | 204 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,776 across 98 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
- 2006-03-21
- Last updated
- 2023-04-17
- Certified
- 2023-04-17
Frequently asked questions
- What is Gregory Hooks's NPI number?
- Gregory Hooks's National Provider Identifier (NPI) is 1629037320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Hooks's specialty?
- Gregory Hooks is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Hooks located?
- Gregory Hooks's practice location on file with NPPES is 1750 Laurel Street, Columbia, SC 29201.
- What is Gregory Hooks's phone number?
- The practice phone number listed in the NPPES registry for Gregory Hooks is (803) 779-3378.
- Does Gregory Hooks accept Medicare?
- Gregory Hooks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Hooks's NPI active?
- Yes — Gregory Hooks's NPI (1629037320) is active in the NPPES registry as of the last update on 2023-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.