Darin Johnson, PA-C
NPI 1235295254 · Surgical Physician Assistant · Laguna Hills, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darin Johnson, PA-C is a Surgical Physician Assistant provider in Laguna Hills, CA (NPI 1235295254).
Provider details
- NPI number
- 1235295254
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA17664 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
346 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) |
|---|---|---|
| Fusion of Additional Segment of Spine22614 | 105 | $53 |
| Partial Removal of Spine Bone With Release of Spinal Cord And/Or Nerves, Each Additional Segment63048 | 51 | $29 |
| Partial Removal of Spine Bone With Release of Lower Spinal Cord And/Or Nerves, 1 Segment63047 | 37 | $78 |
| Release of Middle Or Lower Spinal Cord And/Or Nerves, Single Segment63057 | 31 | $43 |
| Insertion of Cage Or Mesh Device to Spine Bone and Disc Space During Spine Fusion22853 | 30 | $35 |
| Fusion of Spine in Lower Back22612 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 139 | 107 |
| Tizanidine Hcl | 118 | 91 |
| Gabapentin | 74 | 28 |
| Tramadol Hcl | 32 | 21 |
| Cyclobenzaprine Hcl | 29 | 14 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 27 | 21 |
| Meloxicam | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$506 across 20 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
- 2006-12-28
- Last updated
- 2011-04-21
Frequently asked questions
- What is Darin Johnson's NPI number?
- Darin Johnson's National Provider Identifier (NPI) is 1235295254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darin Johnson's specialty?
- Darin Johnson is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Darin Johnson located?
- Darin Johnson's practice location on file with NPPES is 23961 Calle De La Magdalena Ave, Laguna Hills, CA 92653-3665.
- What is Darin Johnson's phone number?
- The practice phone number listed in the NPPES registry for Darin Johnson is (949) 588-5800.
- Does Darin Johnson accept Medicare?
- Darin Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darin Johnson's NPI active?
- Yes — Darin Johnson's NPI (1235295254) is active in the NPPES registry as of the last update on 2011-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.