William Bigelow, M.D.
NPI 1821386145 · Internal Medicine Physician · Mount Pleasant, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Bigelow, M.D. is a Internal Medicine Physician provider in Mount Pleasant, SC (NPI 1821386145).
Provider details
- NPI number
- 1821386145
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 37488 (SC)
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
14 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
1,792 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 728 | $119 |
| 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 | 426 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 242 | $120 |
| Hemoglobin A1c Level83036 | 142 | $9 |
| Administration of Influenza Virus VaccineG0008 | 60 | $30 |
| Administration of Pneumococcal VaccineG0009 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 148 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 710 | 210 |
| Amlodipine Besylate | 430 | 121 |
| Omeprazole | 338 | 98 |
| Losartan Potassium | 324 | 95 |
| Rosuvastatin Calcium | 297 | 93 |
| Lisinopril | 284 | 80 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-07-20
- Last updated
- 2014-09-09
Frequently asked questions
- What is William Bigelow's NPI number?
- William Bigelow's National Provider Identifier (NPI) is 1821386145, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Bigelow's specialty?
- William Bigelow is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Bigelow located?
- William Bigelow's practice location on file with NPPES is 1113 Parkwest Blvd, Mount Pleasant, SC 29466.
- What is William Bigelow's phone number?
- The practice phone number listed in the NPPES registry for William Bigelow is (843) 876-1445.
- Does William Bigelow accept Medicare?
- William Bigelow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Bigelow's NPI active?
- Yes — William Bigelow's NPI (1821386145) is active in the NPPES registry as of the last update on 2014-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.