Quick answers
- Does William S. Pennington Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says William S. Pennington Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does William S. Pennington Jr. see?
- In 2024, CMS data shows 128 Original Medicare patients and 650 services for William S. Pennington Jr.. This counts Original Medicare only and measures volume, not quality.
- What is William S. Pennington Jr.'s NPI number?
- 1225014335. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for William S. Pennington Jr., data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 128 |
|---|---|
| Services billed to Medicare | 650 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Ultrasound study of arm or leg veins with compression and maneuvers (93970)167 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)78 services
- Laser destruction of incompetent vein of arm or leg using imaging guidance (36478)63 services
- Complete ultrasound study of arm and leg arteries (93923)50 services
- Ultrasound study of one arm or leg veins with compression and maneuvers (93971)48 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure71%
- Arthritis63%
- Ischemic heart disease21%
- Anxiety20%
- Osteoporosis19%
Hospitals where William S. Pennington Jr. works
Medicare's Facility Affiliation Data lists William S. Pennington Jr. at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Midwest Orthopedic Specialty HospitalFranklin, WI · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 520205
Practice locations
Addresses where William S. Pennington Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 1935 E Glenn Ave, Suite 102Auburn, AL 36830 (334) 647‑1811
- 1950 Berryhill RdMontgomery, AL 36117
Group practices
Medicare enrollment lists William S. Pennington Jr. as a member of this group (CMS data updated October 2, 2026).
- Varicosity LLC20 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Alabama
Clinicians with the same Medicare primary specialty in Alabama — not a recommendation.
Other clinicians in Varicosity LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Alabama School Of Medicine |
| Graduation year | 1976 (50 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225014335 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians