Sydney Brock, DO
Family Medicine Physician · Chelan, WA
Sydney Brock, DO is a family medicine physician with a practice address in Chelan, Washington, and NPI 1336769843, issued on Apr 24, 2020. Check the license (Washington OP61414743, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Sydney Brock
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OP61414743 WA
Self-reported in NPPES; status is on the state search - Practice location
- 105 S Apple Blossom Dr, Chelan, WA 98816
- Phone
- (509) 682-6000
- Enumerated
- Apr 24, 2020
- Entity
- Type 1 · individual
Also registered at 105 S Apple Blossom Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chase Anderson, RPHPharmacist1619562196
- Gerardo Aragon Chavez, DDSDentist1699346148
- John Arnold, PHDCognitive & Behavioral Psychologist1881661858
- Barbara BrinkMarriage & Family Therapist1619124757
- Trevor Carver, DOStudent in an Organized Health Care Education/Training Program1134822091
- Maria Pia Castillo, MDFamily Medicine Physician1932441409
Verify Sydney Brock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP61414743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
52% fewer Medicare Part D claims than the average family medicine physician in 2024
1,687 Medicare Part D claims for 281 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. 125 claims were for opioids.
Most prescribed
- Lisinopril102 claims
- Amlodipine Besylate63 claims
- Gabapentin61 claims
- Omeprazole54 claims
- Levothyroxine Sodium47 claims
- Ozempic47 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.
One hospital or facility affiliation
- Columbia Valley Community HealthChelan, WA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
20 family medicine physician records list a Chelan practice address
They are 20 of the 165 NPPES records with a Chelan practice address, and 5,264 family medicine physician records in Washington.
All 20 in Chelan → All 5,264 in Washington → Every provider in Chelan →
Other family medicine physician records in Washington
- Shawn Aaron, MDLongview, WA1578560710
- John Abano, M.D.Shoreline, WA1891929857
- Sarah Abbot, DOKirkland, WA1033555180
- Arthur Abbott, M.D.Seattle, WA1255488847
- Dale Abbott, MDBurlington, WA1760453534
- Michael Abbott, MDEast Wenatchee, WA1336179928
- Richard Abbott, M.D.Mount Vernon, WA1689835803
- Charlee Abboud, DOTacoma, WA1174152169
- Suad AbdelazizSeattle, WA1306423421
- Joonis Abdulkhader, M.D.Seattle, WA1518154335
Common questions
What is Sydney Brock, DO's NPI number?
Sydney Brock, DO's National Provider Identifier (NPI) is 1336769843, issued on Apr 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sydney Brock, DO located?
The NPPES record lists a practice address at 105 S Apple Blossom Dr, Chelan, WA, 98816. Phone: (509) 682-6000. Providers update this record themselves, so call before visiting.
How can I verify Sydney Brock, DO's license?
NPPES lists Washington license number OP61414743, 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 Sydney Brock, DO prescribe under Medicare Part D?
In 2024, Sydney Brock, DO had 1,687 Medicare Part D claims for 281 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.