William Maclean, M.D.
NPI 1821094236 · Cardiovascular Disease Physician · Birmingham, AL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Maclean, M.D. is a Cardiovascular Disease Physician provider in Birmingham, AL (NPI 1821094236).
Provider details
- NPI number
- 1821094236
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 6103 (AL)
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
1,870 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 299 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 292 | $116 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System Or Implantable Defibrillator System, Remote Up to 90 Days93296 | 244 | $18 |
| Technetium Tc-99m Sestamibi, Diagnostic, Per Study DoseA9500 | 179 | $108 |
| Evaluation of Single, Dual, Or Multiple Lead Implantable Defibrillator System, Remote Up to 90 Days93295 | 145 | $32 |
| Evaluation of Implantable Heart and Blood Vessel Monitoring System, Remote Up to 30 Days |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 556 | 174 |
| Apixabanbrand: Eliquis | 265 | 60 |
| Atorvastatin Calcium | 238 | 78 |
| Losartan Potassium | 186 | 61 |
| Furosemide | 160 | 61 |
| Spironolactone | 149 | 43 |
| Hydrochlorothiazide | 109 | 37 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-22
- Last updated
- 2025-08-10
- Certified
- 2025-08-10
Frequently asked questions
- What is William Maclean's NPI number?
- William Maclean's National Provider Identifier (NPI) is 1821094236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Maclean's specialty?
- William Maclean is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Maclean located?
- William Maclean's practice location on file with NPPES is 5890 Valley Rd, Birmingham, AL 35235-8668.
- What is William Maclean's phone number?
- The practice phone number listed in the NPPES registry for William Maclean is (205) 971-7500.
- Does William Maclean accept Medicare?
- William Maclean is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Maclean's NPI active?
- Yes — William Maclean's NPI (1821094236) is active in the NPPES registry as of the last update on 2025-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.