Steven Nishiyama, D.O., PH.D.
NPI 1386904605 · Adult Reconstructive Orthopaedic Surgery Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Nishiyama, D.O., PH.D. is a Adult Reconstructive Orthopaedic Surgery Physician provider in Las Vegas, NV (NPI 1386904605).
Provider details
- NPI number
- 1386904605
- Entity type
- Individual
- Primary specialty
- Adult Reconstructive Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- SL0878 (NV)
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
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,906 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 | 581 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 306 | $89 |
| X-Ray of Knee, 3 Views73562 | 303 | $40 |
| X-Ray of Knee, 4 Or More Views73564 | 277 | $46 |
| X-Ray of Hip, 2-3 Views73502 | 231 | $46 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 407 | 239 |
| Oxycodone Hcl | 340 | 218 |
| Celecoxib | 339 | 191 |
| Meloxicam | 108 | 70 |
| Amoxicillin | 88 | 66 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 74 | 47 |
| Doxycycline Hyclate | 55 | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$253,502 across 159 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
Additional practice locations (2)
- 8205 W Warm Springs Rd Ste 250Las Vegas, NV 89113-3646Phone: (702) 227-2152Fax: (702) 252-0369
- 8402 Centennial PkwyLas Vegas, NV 89149-4792Phone: (702) 869-3486Fax: (702) 869-3542
Registry dates
- Enumerated
- 2012-05-21
- Last updated
- 2019-03-27
Frequently asked questions
- What is Steven Nishiyama's NPI number?
- Steven Nishiyama's National Provider Identifier (NPI) is 1386904605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Nishiyama's specialty?
- Steven Nishiyama is listed in the NPPES registry with a primary specialty of Adult Reconstructive Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Nishiyama located?
- Steven Nishiyama's practice location on file with NPPES is 2800 E Desert Inn Rd Ste 100, Las Vegas, NV 89121-3609.
- What is Steven Nishiyama's phone number?
- The practice phone number listed in the NPPES registry for Steven Nishiyama is (702) 731-1616.
- Does Steven Nishiyama accept Medicare?
- Steven Nishiyama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Nishiyama's NPI active?
- Yes — Steven Nishiyama's NPI (1386904605) is active in the NPPES registry as of the last update on 2019-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.