Robert Lock, II, D.O.
NPI 1043287253 · Orthopaedic Surgery Physician · Bullhead City, AZ
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Lock, II, D.O. is a Orthopaedic Surgery Physician provider in Bullhead City, AZ (NPI 1043287253).
Provider details
- NPI number
- 1043287253
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 2523 (AZ)
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
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
2,481 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 464 | $65 |
| X-Ray of Knee, 3 Views73562 | 308 | $38 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 301 | $118 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 264 | $84 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 231 | $52 |
| X-Ray of Shoulder, Minimum of 2 Views73030 |
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 |
|---|---|---|
| Celecoxib | 205 | 124 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 170 | 157 |
| Pregabalin | 111 | 108 |
| Sulindac | 109 | 31 |
| Meloxicam | 46 | 15 |
| Tramadol Hcl | 38 | 31 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 35 | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$40 across 1 record (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
- 2006-03-07
- Last updated
- 2014-09-11
Frequently asked questions
- What is Robert Lock, II's NPI number?
- Robert Lock, II's National Provider Identifier (NPI) is 1043287253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Lock, II's specialty?
- Robert Lock, II is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Lock, II located?
- Robert Lock, II's practice location on file with NPPES is 2000 Highway 95, Bullhead City, AZ 86442-6050.
- What is Robert Lock, II's phone number?
- The practice phone number listed in the NPPES registry for Robert Lock, II is (928) 758-1175.
- Does Robert Lock, II accept Medicare?
- Robert Lock, II is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Lock, II's NPI active?
- Yes — Robert Lock, II's NPI (1043287253) is active in the NPPES registry as of the last update on 2014-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.