Flavia Toma Constantin, MD
Family Medicine Physician · Renton, WA
Flavia Toma Constantin, MD is a family medicine physician with a practice address in Renton, Washington, and NPI 1942257951, issued on May 27, 2006. Check the license (Washington MD00046155, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Flavia Toma Constantin
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD00046155 WA
178049719 WA
Self-reported in NPPES; status is on the state search - Practice location
- 911 N 10TH PL, Renton, WA 98057
- Phone
- (425) 391-5700
- Enumerated
- May 27, 2006
- Record last updated
- Jun 29, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (425) 391-5701
- Medicaid ID
- 8456774 WA
- Medicare enrollment
- Enrolled (PECOS I20060817000614); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 911 N 10TH PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Allison Casciato, MDPediatrics Physician1740690429
- Aya Demar, PHDClinical Psychologist1710562947
- Patrick Fox, DOFamily Medicine Physician1093256927
- Christine Jennings, ARNP, FNP-BCFamily Nurse Practitioner1942721071
- Elaiza Mercado, ARNP, DNPFamily Nurse Practitioner1376225623
- Brittney Neidhardt-Gruhl, LICSWClinical Social Worker1700018348
Verify Flavia Toma Constantin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00046155Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average family medicine physician in 2024
2,974 Medicare Part D claims for 238 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Atorvastatin Calcium363 claims
- Levothyroxine Sodium166 claims
- Lisinopril166 claims
- Losartan Potassium157 claims
- Amlodipine Besylate153 claims
- Metoprolol Succinate101 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.
Bills Medicare through one group practice
- Swedish Health ServicesRenton, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Flavia Toma Constantin among 5,534 family medicine physician records in Washington
Flavia Toma Constantin, 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1998 · median 2009 among the 3,294 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 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
111 family medicine physician records list a practice address in Renton
They are 111 of the 3,147 NPPES records with a practice address in Renton, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Renton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Carolyn Albritton - McDonald, MDRenton, WA 980571750371399
- Kelly Barbour, MDRenton, WA 980571982671913
- Jeffrey Dassel, M.D.Renton, WA 980571619068970
- Claire Hanson, DORenton, WA 980571487636312
- Shan Jiang, MDRenton, WA 980571174550669
- Marcia Jordan, M.D.Renton, WA 980571558331454
- Kyung Lee, MDRenton, WA 980571609934546
- Nirav Patel, MDRenton, WA 980571215977202
Common questions
What is Flavia Toma Constantin, MD's NPI number?
Flavia Toma Constantin, MD's National Provider Identifier (NPI) is 1942257951, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Flavia Toma Constantin, MD located?
The NPPES record lists a practice address at 911 N 10TH PL, Renton, WA, 98057. Phone: (425) 391-5700. Providers update this record themselves, so call before visiting.
How can I verify Flavia Toma Constantin, MD's license?
NPPES lists Washington license number MD00046155, 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 Flavia Toma Constantin, MD prescribe under Medicare Part D?
In 2024, Flavia Toma Constantin, MD had 2,974 Medicare Part D claims for 238 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.