William Mahoney, M.D.
NPI 1649704479 · Orthopaedic Surgery Physician · Lakewood Ranch, FL
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Mahoney, M.D. is a Orthopaedic Surgery Physician provider in Lakewood Ranch, FL (NPI 1649704479).
Provider details
- NPI number
- 1649704479
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME160726 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,163 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 182 | $124 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 149 | $67 |
| X-Ray of Hip, 2-3 Views73502 | 132 | $41 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 99 | $163 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 99 | $81 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 163 | 95 |
| Oxycodone Hcl | 56 | 39 |
| Methylprednisolone | 46 | 42 |
| Cefadroxil | 33 | 30 |
| Ondansetronbrand: Ondansetron Odt | 33 | 30 |
| Tramadol Hcl | 31 | 25 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$439 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-19
- Last updated
- 2023-08-04
- Certified
- 2023-08-04
Frequently asked questions
- What is William Mahoney's NPI number?
- William Mahoney's National Provider Identifier (NPI) is 1649704479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mahoney's specialty?
- William Mahoney is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Mahoney located?
- William Mahoney's practice location on file with NPPES is 5985 Silver Falls Run Ste 101, Lakewood Ranch, FL 34211-1291.
- What is William Mahoney's phone number?
- The practice phone number listed in the NPPES registry for William Mahoney is (540) 510-6200.
- Does William Mahoney accept Medicare?
- William Mahoney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Mahoney's NPI active?
- Yes — William Mahoney's NPI (1649704479) is active in the NPPES registry as of the last update on 2023-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.