Christopher Merifield, MD
NPI 1811978976 · Pain Medicine (Anesthesiology) Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Interventional Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Merifield, MD is a Pain Medicine (Anesthesiology) Physician provider in Seattle, WA (NPI 1811978976).
Provider details
- NPI number
- 1811978976
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD00040503 (WA)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
862 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 258 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 225 | $101 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 174 | $69 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 45 | $143 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 36 | $69 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tizanidine Hcl | 327 | 78 |
| Oxycodone Hcl | 285 | 41 |
| Buprenorphine | 228 | 52 |
| Gabapentin | 206 | 41 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 187 | 29 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 177 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$461 across 4 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 (2)
- 21616 76th Ave W Ste 212Edmonds, WA 98026-7512Phone: (425) 673-3820Fax: (425) 673-3821
- 751 Ne Blakely Dr Ste 4010Issaquah, WA 98029-6201Phone: (206) 386-2013Fax: (425) 313-7115
Registry dates
- Enumerated
- 2005-11-07
- Last updated
- 2018-06-28
Frequently asked questions
- What is Christopher Merifield's NPI number?
- Christopher Merifield's National Provider Identifier (NPI) is 1811978976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Merifield's specialty?
- Christopher Merifield is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Merifield located?
- Christopher Merifield's practice location on file with NPPES is 600 Broadway Ste 530, Seattle, WA 98122.
- What is Christopher Merifield's phone number?
- The practice phone number listed in the NPPES registry for Christopher Merifield is (206) 386-2013.
- Does Christopher Merifield accept Medicare?
- Christopher Merifield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Merifield's NPI active?
- Yes — Christopher Merifield's NPI (1811978976) is active in the NPPES registry as of the last update on 2018-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.