Christopher Voss, MD
NPI 1942475538 · Addiction Medicine (Preventive Medicine) Physician · Clearlake, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Voss, MD is a Addiction Medicine (Preventive Medicine) Physician provider in Clearlake, CA (NPI 1942475538).
Provider details
- NPI number
- 1942475538
- Entity type
- Individual
- Primary specialty
- Addiction Medicine (Preventive Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 18710 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
12 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
146 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $86 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 28 | $77 |
| Critical Care, First 30-74 Minutes99291 | 28 | $211 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 25 | $51 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $125 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 14 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 89 | 18 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 42 | — |
| Oxycodone Hcl | 37 | — |
| Buprenorphine Hcl | 34 | — |
| Gabapentin | 32 | — |
| Celecoxib | 22 | 13 |
Practice location
Mailing address
Additional practice locations (11)
- 15630 18th AveClearlake, CA 95422-9336Phone: (707) 994-6486
- 180 Rowland WayNovato, CA 94945-5009Phone: (415) 209-1300
- 30 Mark West Springs RdSanta Rosa, CA 95403-1436Phone: (707) 576-4000
- 19270 Sonoma HighwaySonoma, CA 95476Phone: (707) 939-6070Fax: (707) 939-6077
- 347 Andrieux StSonoma, CA 95476-6811Phone: (707) 935-5000Fax: (707) 569-8965
- 601 E Rollins StOrlando, FL 32803-1248Phone: (407) 303-7283Fax: (407) 303-0347
- 41 Mall RdBurlington, MA 01805-4844Phone: (781) 744-8000
- 1 General StLawrence, MA 01841-2961Phone: (978) 683-4000
- 100 Mcgregor StManchester, NH 03102-3730Phone: (603) 668-3545
Registry dates
- Enumerated
- 2008-04-24
- Last updated
- 2025-07-02
- Certified
- 2025-07-02
Frequently asked questions
- What is Christopher Voss's NPI number?
- Christopher Voss's National Provider Identifier (NPI) is 1942475538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Voss's specialty?
- Christopher Voss is listed in the NPPES registry with a primary specialty of Addiction Medicine (Preventive Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Voss located?
- Christopher Voss's practice location on file with NPPES is 15630 18th Ave, Clearlake, CA 95422-9336.
- What is Christopher Voss's phone number?
- The practice phone number listed in the NPPES registry for Christopher Voss is (707) 994-6486.
- Does Christopher Voss accept Medicare?
- Christopher Voss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Voss's NPI active?
- Yes — Christopher Voss's NPI (1942475538) is active in the NPPES registry as of the last update on 2025-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.