Christopher David Merifield, MD
Pain Medicine (Anesthesiology) Physician · Seattle, WA
Christopher David Merifield, MD is a pain medicine (anesthesiology) physician with a practice address in Seattle, Washington, and NPI 1811978976, issued on Nov 7, 2005. Check the license (Washington MD00040503, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Christopher David Merifield
- Credential
- MD
- Primary taxonomy
- Pain Medicine (Anesthesiology) Physician 207LP2900X
- License number
- MD00040503 WA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Broadway Ste 530, Seattle, WA 98122
- Phone
- (206) 386-2013
- Enumerated
- Nov 7, 2005
- Record last updated
- Jun 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (206) 386-2149
- Medicaid IDs
- 8024507 WA
1034757 WA - Medicare enrollment
- Enrolled (PECOS I20040621001398); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 1987
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pain medicine (anesthesiology) physician records → All 106 in Washington → Look up another NPI →
Also registered at 600 Broadway Ste 530
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher David Merifield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00040503Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024
2,552 Medicare Part D claims for 262 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 1,208 claims were for opioids.
Most prescribed
- Tizanidine Hcl327 claims
- Oxycodone Hcl285 claims
- Buprenorphine228 claims
- Gabapentin206 claims
- Buprenorphine-Naloxone187 claims
- Hydrocodone-Acetaminophen177 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $460.82
4 payments; by number, the most common kind was food and beverage; the largest payer was Nalu Medical, Inc. The 2,789 providers of this specialty with any payment received $3,225.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher David Merifield among 106 pain medicine (anesthesiology) physician records in Washington
Christopher David Merifield, MD is one of 106 pain medicine (anesthesiology) physician records with a practice address in Washington. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1987 · median 2006 among the 71 with a school on file
- Record last updated2018 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pain Medicine (Anesthesiology) Physician providers in Washington
There are 106 pain medicine (anesthesiology) physician records in Washington.
All 106 in Washington → Every provider in Seattle → Pain Medicine (Anesthesiology) Physician nationwide →
The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes
- Kathryn Garr, M.D.Seattle, WA 981221457320152
- Fangfang Xing, MDSeattle, WA 981221376982496
- Karen Snee, M.D.Seattle, WA 981121144374042
- Adam Balkany, DOSeattle, WA 981331538270491
- Carol CzopSeattle, WA 981331194752022
- Isuta Nishio, M.D.Seattle, WA 981081790870780
- Corrie AndersonSeattle, WA 981051609957950
- Hannah Roop, M.D.Seattle, WA 981051902484843
Common questions
What is Christopher David Merifield, MD's NPI number?
Christopher David Merifield, MD's National Provider Identifier (NPI) is 1811978976, issued on Nov 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Christopher David Merifield, MD located?
The NPPES record lists a practice address at 600 Broadway Ste 530, Seattle, WA, 98122. Phone: (206) 386-2013. Providers update this record themselves, so call before visiting.
How can I verify Christopher David Merifield, MD's license?
NPPES lists Washington license number MD00040503, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher David Merifield, MD prescribe under Medicare Part D?
In 2024, Christopher David Merifield, MD had 2,552 Medicare Part D claims for 262 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.