William Calabria, D.O.
NPI 1275507030 · Internal Medicine Physician · Shelby, NC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Calabria, D.O. is a Internal Medicine Physician provider in Shelby, NC (NPI 1275507030).
Provider details
- NPI number
- 1275507030
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MB07542900 (NJ)
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 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
678 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 | 385 | $73 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 103 | $111 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 92 | $106 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 43 | $46 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 28 | $119 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
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 |
|---|---|---|
| Cefdinir | 58 | 57 |
| Prednisone | 41 | 40 |
| Atorvastatin Calcium | 33 | 21 |
| Furosemide | 26 | 24 |
| Metoprolol Succinate | 18 | 17 |
| Potassium Chloride | 14 | — |
| Doxycycline Hyclate | 13 | 13 |
| Levofloxacin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-16
- Last updated
- 2016-11-28
Frequently asked questions
- What is William Calabria's NPI number?
- William Calabria's National Provider Identifier (NPI) is 1275507030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Calabria's specialty?
- William Calabria is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Calabria located?
- William Calabria's practice location on file with NPPES is 201 E Grover St, Shelby, NC 28150-3917.
- What is William Calabria's phone number?
- The practice phone number listed in the NPPES registry for William Calabria is (980) 487-3678.
- Does William Calabria accept Medicare?
- William Calabria is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Calabria's NPI active?
- Yes — William Calabria's NPI (1275507030) is active in the NPPES registry as of the last update on 2016-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.