Christopher Kerrigan
NPI 1508253634 · Addiction Medicine (Internal Medicine) Physician · Ventura, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Kerrigan is a Addiction Medicine (Internal Medicine) Physician provider in Ventura, CA (NPI 1508253634).
Provider details
- NPI number
- 1508253634
- Entity type
- Individual
- Primary specialty
- Addiction Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A165043 (CA)
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
11 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
91 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 | 46 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $67 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 16 | $116 |
Typical Medicare-allowed amounts for these services range $67–$116 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 91 | 32 |
| Naltrexone Microspheresbrand: Vivitrol | 25 | — |
| Gabapentin | 22 | — |
| Methocarbamol | 19 | — |
| Naltrexone Hcl | 16 | — |
| Pregabalin | 15 | — |
| Hydroxyzine Hcl | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$303 across 6 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)
- 801 N 29th StBillings, MT 59101-0905Phone: (406) 238-2500
Registry dates
- Enumerated
- 2015-04-15
- Last updated
- 2024-03-20
- Certified
- 2024-03-20
Frequently asked questions
- What is Christopher Kerrigan's NPI number?
- Christopher Kerrigan's National Provider Identifier (NPI) is 1508253634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Kerrigan's specialty?
- Christopher Kerrigan is listed in the NPPES registry with a primary specialty of Addiction Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Kerrigan located?
- Christopher Kerrigan's practice location on file with NPPES is 1280 S Victoria Avenue Ste 250, Ventura, CA 93003-6521.
- What is Christopher Kerrigan's phone number?
- The practice phone number listed in the NPPES registry for Christopher Kerrigan is (805) 351-0745.
- Does Christopher Kerrigan accept Medicare?
- Christopher Kerrigan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Kerrigan's NPI active?
- Yes — Christopher Kerrigan's NPI (1508253634) is active in the NPPES registry as of the last update on 2024-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.