Sumac Diaz, MD
Specialist · Richmond, VA
Sumac Diaz, MD is a specialist with a practice address in Richmond, Virginia, and NPI 1225094253, issued on Apr 26, 2006. Check the license (Virginia 0101230549, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sumac Diaz
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- 0101230549 VA
Self-reported in NPPES; status is on the state search - Practice location
- 7107 Jahnke RD, Richmond, VA 23225
- Phone
- (804) 320-4967
- Enumerated
- Apr 26, 2006
- Record last updated
- Jun 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (804) 320-7130
- Medicaid ID
- 010082595 VA
- Medicare enrollment
- Enrolled (PECOS I20041117000203); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1999
- Entity
- Type 1 · individual
8 nearest specialist records → All 798 in Virginia → Look up another NPI →
Also registered at 7107 Jahnke RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashlie Buell, CNM, WHNPAdvanced Practice Midwife1467824789
- Jeanette Carpenter, MDFamily Medicine Physician1306917455
- Phillip Marshall, MDPsychiatry Physician1225295413
Verify Sumac Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0101230549Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average specialist in 2024
121 Medicare Part D claims for 60 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
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
- Southeastern Intensivist Services PCRichmond, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sumac Diaz among 798 specialist records in Virginia
Sumac Diaz, MD is one of 798 specialist records with a practice address in Virginia. 30% 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 18% of them.
- NPI issued2006 · 18% of these records are older, 42% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 21% of these records are
- Graduated1999 · median 1989 among the 167 with a school on file
- Record last updated2010 · 81% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in Virginia
There are 798 specialist records in Virginia.
All 798 in Virginia → Every provider in Richmond → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Fabio Gutierrez, MDRichmond, VA 232251730189275
- Robert Henley, MDRichmond, VA 232251730104001
- Barry Katchinoff, M.D.North Chesterfield, VA 232251821056623
- Richard Lewis, MDRichmond, VA 232251316962699
- Kristen Ryan, M.D.Richmond, VA 232251144219064
- Jana Shook, MDRichmond, VA 232251265493357
- Akshay Dave, M.D.Richmond, VA 232261366420358
- William Ferrar, MDRichmond, VA 232261649251935
Common questions
What is Sumac Diaz, MD's NPI number?
Sumac Diaz, MD's National Provider Identifier (NPI) is 1225094253, issued on Apr 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sumac Diaz, MD located?
The NPPES record lists a practice address at 7107 Jahnke RD, Richmond, VA, 23225. Phone: (804) 320-4967. Providers update this record themselves, so call before visiting.
How can I verify Sumac Diaz, MD's license?
NPPES lists Virginia license number 0101230549, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Sumac Diaz, MD prescribe under Medicare Part D?
In 2024, Sumac Diaz, MD had 121 Medicare Part D claims for 60 beneficiaries; the average among specialist prescribers was 1,380. 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.