Ronald John Graf, M.D.
Endocrinology, Diabetes & Metabolism Physician · Tacoma, WA
Ronald John Graf, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Tacoma, Washington, and NPI 1144220583, issued on Jul 28, 2005. Check the license (Washington MD00013532, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Ronald John Graf
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- MD00013532 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1901 S Cedar St, Tacoma, WA 98405
- Phone
- (253) 627-9122
- Enumerated
- Jul 28, 2005
- Record last updated
- Jan 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (253) 272-7203
- Medicaid ID
- 1395904 WA
- Medicare enrollment
- Enrolled (PECOS I20080226000822); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 1971
- Entity
- Type 1 · individual
Also registered at 1901 S Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marlene Bridgforth, ARNPAdult Health Nurse Practitioner1023092392
- Dayna Briggs, DPTPhysical Therapist1316376569
- Caroline Carlson, ARNPNurse Practitioner1144304775
- Teresa Fordyce, PA-CPhysician Assistant1679611792
- Melvin Henry, MDCardiovascular Disease Physician1851376099
- Ming Hsiao, NP-CAdult Health Nurse Practitioner1588096127
Verify Ronald John Graf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00013532Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
3,724 Medicare Part D claims for 466 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Levothyroxine Sodium444 claims
- Lantus Solostar178 claims
- Jardiance170 claims
- Ozempic154 claims
- Metformin Hcl149 claims
- Atorvastatin Calcium113 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: $390.87
17 payments; by number, the most common kind was food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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
- Multicare Health SystemTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Washington
There are 224 endocrinology, diabetes & metabolism physician records in Washington.
Other endocrinology, diabetes & metabolism physician records in Washington
- Sonia AfshariyamchlouRichland, WA1396290128
- Tanya AggarwalSilverdale, WA1568031870
- Iram Ahmad, M.D.Seattle, WA1730319484
- Mandana Ahmadian, MDBellevue, WA1164473914
- Anam Akmal, M.DLacey, WA1568783926
- Jules Aljammal, M.D.Issaquah, WA1083846018
- Khalil Alsoutary, MDBellingham, WA1619388980
- Bradley Anawalt, MDSeattle, WA1144316977
- George Ang, MDMount Vernon, WA1396737326
- Dharscika Arudkumaran, MDEverett, WA1396199071
Common questions
What is Ronald John Graf, M.D.'s NPI number?
Ronald John Graf, M.D.'s National Provider Identifier (NPI) is 1144220583, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald John Graf, M.D. located?
The NPPES record lists a practice address at 1901 S Cedar St, Tacoma, WA, 98405. Phone: (253) 627-9122. Providers update this record themselves, so call before visiting.
How can I verify Ronald John Graf, M.D.'s license?
NPPES lists Washington license number MD00013532, 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 Ronald John Graf, M.D. prescribe under Medicare Part D?
In 2024, Ronald John Graf, M.D. had 3,724 Medicare Part D claims for 466 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.