Liam Harris, MD
NPI 1023544327 · Orthopaedic Surgery of the Spine Physician · Concord, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Liam Harris, MD is a Orthopaedic Surgery of the Spine Physician provider in Concord, CA (NPI 1023544327).
Provider details
- NPI number
- 1023544327
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A160812 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,532 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 | 386 | $152 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 323 | $109 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 89 | $69 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 66 | $195 |
| X-Ray of Pelvis, 1-2 Views72170 | 59 | $36 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level |
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 | 131 | 62 |
| Cyclobenzaprine Hcl | 89 | 58 |
| Gabapentin | 74 | 43 |
| Methylprednisolone | 62 | 48 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 53 | 37 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 29 | 16 |
| Tramadol Hcl | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,309 across 21 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 (1)
- 1250a Westerly TerLos Angeles, CA 90026-2122Phone: (510) 220-7125
Registry dates
- Enumerated
- 2017-05-04
- Last updated
- 2023-11-14
- Certified
- 2023-11-14
Frequently asked questions
- What is Liam Harris's NPI number?
- Liam Harris's National Provider Identifier (NPI) is 1023544327, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Liam Harris's specialty?
- Liam Harris is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is Liam Harris located?
- Liam Harris's practice location on file with NPPES is 1800 Sutter St Ste 100, Concord, CA 94520-2530.
- What is Liam Harris's phone number?
- The practice phone number listed in the NPPES registry for Liam Harris is (925) 939-8585.
- Does Liam Harris accept Medicare?
- Liam Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Liam Harris's NPI active?
- Yes — Liam Harris's NPI (1023544327) is active in the NPPES registry as of the last update on 2023-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.