Sergio J. Flores, MD
Family Medicine Physician · Kennewick, WA
Sergio J. Flores, MD is a family medicine physician with a practice address in Kennewick, Washington, and NPI 1275510869, issued on Dec 27, 2005. Check the license (Washington MD00043683, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Sergio J. Flores
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD00043683 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 W Kennewick Ave, Kennewick, WA 99336
- Phone
- (509) 783-8700
- Enumerated
- Dec 27, 2005
- Record last updated
- Jan 5, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (509) 783-2933
- Medicaid ID
- 1275510869 WA
- Medicare enrollment
- Enrolled (PECOS I20040814000162); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 3000 W Kennewick Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lysle Williams, M.D.Emergency Medicine Physician1750408860
Verify Sergio J. Flores in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00043683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
468 Medicare Part D claims for 278 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Cephalexin50 claims
- Doxycycline Hyclate36 claims
- Prednisone24 claims
- Azithromycin20 claims
- Amoxicillin-Clavulanate Potass18 claims
- Albuterol Sulfate Hfa15 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: $44.78
2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Rcch Trios Health LLCKennewick, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sergio J. Flores among 5,534 family medicine physician records in Washington
Sergio J. Flores, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% 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, 92% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1987 · median 2009 among the 3,294 with a school on file
- Record last updated2017 · 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 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
69 family medicine physician records list a practice address in Kennewick
They are 69 of the 2,317 NPPES records with a practice address in Kennewick, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Kennewick → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Arthurs, MDKennewick, WA 993361508843046
- Brian Barstad, M.D.Kennewick, WA 993361871596346
- Byron Burrup, D.O.Kennewick, WA 993361598751729
- Sheila Dunlop, D.O.Kennewick, WA 993361093703852
- Mark Flesher, M.D.Kennewick, WA 993361497741771
- Jennifer Follwell, DOKennewick, WA 993361093785982
- Mark Hoitink, MDKennewick, WA 993361790785962
- Alan Hunt, MDKennewick, WA 993361952360778
Common questions
What is Sergio J. Flores, MD's NPI number?
Sergio J. Flores, MD's National Provider Identifier (NPI) is 1275510869, issued on Dec 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sergio J. Flores, MD located?
The NPPES record lists a practice address at 3000 W Kennewick Ave, Kennewick, WA, 99336. Phone: (509) 783-8700. Providers update this record themselves, so call before visiting.
How can I verify Sergio J. Flores, MD's license?
NPPES lists Washington license number MD00043683, 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 Sergio J. Flores, MD prescribe under Medicare Part D?
In 2024, Sergio J. Flores, MD had 468 Medicare Part D claims for 278 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.