Provider Profile
Based in Southborough, MA, William Z. Fenn, D.P.M. is listed in the NPI registry under podiatry — foot & ankle surgery. William graduated from Temple University School of Medicine in 2005. William is also listed as specializing in podiatry. Medicare claims data shows William provided 862 services to 481 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and trimming of dystrophic nails, any number.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
24 NEWTON ST
Southborough, MA 01772
Within Podiatry — Foot & Ankle Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Arthritis
Bone
Circulation
Deformities
Deformity
Diabetes & circulation
General
Infections
Injuries
Injury
Joints
Lumps & bumps
Lumps & Bumps
Nerve
Pain
Pediatric
Skin & nail
Skin & Nails
Tendon & ligament
Tendonitis
Most searched procedures
Diagnostics
Diagnostics & exams
Diagnostics & fittings
Imaging
Injections
Nail & skin care
Non-Surgical
Skin & Nails
Surgery
Therapy
Wound care
862 services · 481 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of fingernails or toenails, 6 or more nails | Procedure | 11721 |
17 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Removal of fingernails or toenails, 1-5 nails | Procedure | 11720 |
14 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
57 | As often as other peers in Podiatry — Foot & Ankle Surgery |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
42 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
463 | More often than most peers in Podiatry — Foot & Ankle Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
104 | More often than most peers in Podiatry — Foot & Ankle Surgery |
| Trimming of dystrophic nails, any number | Billing code | G0127 |
72 | As often as other peers in Podiatry — Foot & Ankle Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
51 | As often as other peers in Podiatry — Foot & Ankle Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
25 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | Less often than most peers in Podiatry — Foot & Ankle Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
William Z. Fenn is a podiatry in Southborough, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Podiatry — Foot & Ankle Surgery”.
NPI registry
William Z. Fenn is listed at 24 Newton St, Southborough, MA 01772. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (508) 486-4472. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
William Z. Fenn's National Provider Identifier is 1184897415. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
William Z. Fenn attended Temple University School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
William Z. Fenn has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, William Z. Fenn performs procedures including removal of fingernails or toenails, 6 or more nails and removal of fingernails or toenails, 1-5 nails, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by William Z. Fenn. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.