W Wu, MD
NPI 1487626545 · Orthopaedic Surgery Physician · North Chelmsford, MA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
W Wu, MD is a Orthopaedic Surgery Physician provider in North Chelmsford, MA (NPI 1487626545).
Provider details
- NPI number
- 1487626545
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 203954 (MA)
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 tenure25% of score
20 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
2,223 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 622 | $98 |
| X-Ray of Knee, 4 Or More Views73564 | 417 | $40 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 291 | $75 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 284 | $27 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 210 | $137 |
| X-Ray of Hip, 2-3 Views73502 | 151 | $35 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 118 | 68 |
| Amoxicillin | 64 | 56 |
| Gabapentin | 28 | 19 |
| Methylprednisolone | 25 | 23 |
| Tramadol Hcl | 24 | 18 |
| Celecoxib | 21 | 13 |
| Clindamycin Hcl | 17 | 14 |
| Ibuprofen | 13 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$94 across 3 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
- 2006-02-03
- Last updated
- 2015-02-13
Frequently asked questions
- What is W Wu's NPI number?
- W Wu's National Provider Identifier (NPI) is 1487626545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is W Wu's specialty?
- W Wu is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is W Wu located?
- W Wu's practice location on file with NPPES is 14 Research Pl, North Chelmsford, MA 01863-2412.
- What is W Wu's phone number?
- The practice phone number listed in the NPPES registry for W Wu is (978) 454-0706.
- Does W Wu accept Medicare?
- W Wu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is W Wu's NPI active?
- Yes — W Wu's NPI (1487626545) is active in the NPPES registry as of the last update on 2015-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.