William Costello, DO
NPI 1821625542 · Internal Medicine Physician · Tampa, FL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Costello, DO is a Internal Medicine Physician provider in Tampa, FL (NPI 1821625542).
Provider details
- NPI number
- 1821625542
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,067 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 | 532 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 263 | $116 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 157 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 | $169 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 | 14 | $204 |
Typical Medicare-allowed amounts for these services range $77–$204 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 40 | 36 |
| Prednisone | 34 | 33 |
| Atorvastatin Calcium | 25 | 24 |
| Gabapentin | 21 | 19 |
| Cefdinir | 21 | 20 |
| Losartan Potassium | 20 | 18 |
| Azithromycin | 20 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-24
- Last updated
- 2024-07-30
- Certified
- 2024-07-30
Frequently asked questions
- What is William Costello's NPI number?
- William Costello's National Provider Identifier (NPI) is 1821625542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Costello's specialty?
- William Costello is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Costello located?
- William Costello's practice location on file with NPPES is 15310 Amberly Dr, Tampa, FL 33647-2199.
- What is William Costello's phone number?
- The practice phone number listed in the NPPES registry for William Costello is (813) 907-0123.
- Does William Costello accept Medicare?
- William Costello is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Costello's NPI active?
- Yes — William Costello's NPI (1821625542) is active in the NPPES registry as of the last update on 2024-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.