William Zelenty
NPI 1831552173 · Orthopaedic Surgery of the Spine Physician · New York, NY
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Zelenty is a Orthopaedic Surgery of the Spine Physician provider in New York, NY (NPI 1831552173).
Provider details
- NPI number
- 1831552173
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 308490 (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
10 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
994 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 264 | $245 |
| Insertion of Cage Or Mesh Device to Spine Bone and Disc Space During Spine Fusion22853 | 105 | $300 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 105 | $100 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 85 | $201 |
| Partial Removal of Spine Bone With Release of Spinal Cord And/Or Nerves, Each Additional Segment63048 | 62 | $247 |
| Partial Removal of Spine Bone With Release of Lower Spinal Cord And/Or Nerves, 1 Segment |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 70 | 51 |
| Meloxicam | 67 | 38 |
| Gabapentin | 56 | 25 |
| Tramadol Hcl | 37 | 25 |
| Methocarbamol | 36 | 15 |
| Celecoxib | 33 | 14 |
| Oxycodone Hcl | 29 | 17 |
| Tizanidine Hcl | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,891 across 23 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
- 2016-04-04
- Last updated
- 2024-01-05
- Certified
- 2024-01-05
Frequently asked questions
- What is William Zelenty's NPI number?
- William Zelenty's National Provider Identifier (NPI) is 1831552173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Zelenty's specialty?
- William Zelenty is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is William Zelenty located?
- William Zelenty's practice location on file with NPPES is 535 E 70th St Dept of, New York, NY 10021-4823.
- What is William Zelenty's phone number?
- The practice phone number listed in the NPPES registry for William Zelenty is (212) 606-1000.
- Does William Zelenty accept Medicare?
- William Zelenty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Zelenty's NPI active?
- Yes — William Zelenty's NPI (1831552173) is active in the NPPES registry as of the last update on 2024-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.