Michael Knudsen, MD
NPI 1093058240 · Orthopaedic Surgery Physician · Bronxville, NY
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Knudsen, MD is a Orthopaedic Surgery Physician provider in Bronxville, NY (NPI 1093058240).
Provider details
- NPI number
- 1093058240
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 292550 (NY)
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
13 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
887 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) |
|---|---|---|
| X-Ray of Shoulder, Minimum of 2 Views73030 | 301 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 253 | $144 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 131 | $189 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 83 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 38 | $103 |
| Prosthetic Repair of Shoulder Joint, Total Shoulder23472 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 137 | 76 |
| Oxycodone Hcl | 86 | 74 |
| Gabapentin | 82 | 76 |
| Metoclopramide Hcl | 78 | 74 |
| Omeprazole | 77 | 73 |
| Diclofenac Sodium | 46 | 28 |
| Naproxen | 26 | 25 |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18,791 across 25 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
- 2013-04-05
- Last updated
- 2023-03-21
- Certified
- 2023-03-21
Frequently asked questions
- What is Michael Knudsen's NPI number?
- Michael Knudsen's National Provider Identifier (NPI) is 1093058240, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Knudsen's specialty?
- Michael Knudsen is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Knudsen located?
- Michael Knudsen's practice location on file with NPPES is 1 Pondfield Rd Ste 1, Bronxville, NY 10708-3706.
- What is Michael Knudsen's phone number?
- The practice phone number listed in the NPPES registry for Michael Knudsen is (212) 305-5976.
- Does Michael Knudsen accept Medicare?
- Michael Knudsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Knudsen's NPI active?
- Yes — Michael Knudsen's NPI (1093058240) is active in the NPPES registry as of the last update on 2023-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.