Caitlin Greenberg
NPI 1174063325 · Internal Medicine Physician · Charleston, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caitlin Greenberg is a Internal Medicine Physician provider in Charleston, SC (NPI 1174063325).
Provider details
- NPI number
- 1174063325
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 83094 (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
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
956 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 425 | $74 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 234 | $111 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 168 | $107 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 76 | $162 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 29 | $46 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 22 | 22 |
| Pantoprazole Sodium | 20 | 17 |
| Prednisone | 17 | 17 |
| Azithromycin | 16 | 16 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 | 14 |
| Apixabanbrand: Eliquis | 13 | — |
| Furosemide | 13 | 13 |
Practice location
Mailing address
Additional practice locations (1)
- 50 Old Village RdColumbus, OH 43228-1583Phone: (614) 544-1976
Registry dates
- Enumerated
- 2017-03-06
- Last updated
- 2020-09-28
- Certified
- 2020-09-28
Frequently asked questions
- What is Caitlin Greenberg's NPI number?
- Caitlin Greenberg's National Provider Identifier (NPI) is 1174063325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caitlin Greenberg's specialty?
- Caitlin Greenberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Caitlin Greenberg located?
- Caitlin Greenberg's practice location on file with NPPES is 316 Calhoun St, Charleston, SC 29401-1113.
- What is Caitlin Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Caitlin Greenberg is (843) 724-2000.
- Does Caitlin Greenberg accept Medicare?
- Caitlin Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caitlin Greenberg's NPI active?
- Yes — Caitlin Greenberg's NPI (1174063325) is active in the NPPES registry as of the last update on 2020-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.