James D. Geren, DDS
Dentist · Alexandria, VA
James D. Geren, DDS is a dentist with a practice address in Alexandria, Virginia, and NPI 1639544455, issued on Dec 4, 2015. Check the license (Virginia 0401006164, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James D. Geren
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 0401006164 VA
Self-reported in NPPES; status is on the state search - Practice location
- 8101 Hinson Farm RD Ste 114, Alexandria, VA 22306
- Phone
- (703) 360-5881
- Enumerated
- Dec 4, 2015
- Record last updated
- Dec 4, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,402 in Virginia → Look up another NPI →
Verify James D. Geren in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0401006164Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average dentist in 2024
24 Medicare Part D claims for 11 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin17 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: $14.46
1 payment: food and beverage; the largest payer was Philips North America LLC. The 31,974 providers of this specialty with any payment received $540.36 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.
James D. Geren among 2,402 dentist records in Virginia
James D. Geren, DDS is one of 2,402 dentist records with a practice address in Virginia. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 63% of them.
- NPI issued2015 · 63% of these records are older, 33% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2015 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
98 dentist records list a practice address in Alexandria
They are 98 of the 5,424 NPPES records with a practice address in Alexandria, and 2,402 dentist records in Virginia.
All 2,402 in Virginia → Every provider in Alexandria → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Joseph Cummiskey, DDSAlexandria, VA 223061093726671
- Kevin Jackson, D.D.S.Alexandria, VA 223061174867634
- Katie Lopez, DDSAlexandria, VA 223061780847590
- Allison Moala, DMD, MPHAlexandria, VA 223061407237001
- Milton Parker, D.D.S.Alexandria, VA 223061639240716
- Sneha Patel, D.D.S.Alexandria, VA 223061063966828
- Sharmin Rahman, DMDAlexandria, VA 223061295465789
- Grant Schneider, DDSAlexandria, VA 223061952536476
Common questions
What is James D. Geren, DDS's NPI number?
James D. Geren, DDS's National Provider Identifier (NPI) is 1639544455, issued on Dec 4, 2015. An NPI identifies a provider in billing; it is not a license.
Where is James D. Geren, DDS located?
The NPPES record lists a practice address at 8101 Hinson Farm RD Ste 114, Alexandria, VA, 22306. Phone: (703) 360-5881. Providers update this record themselves, so call before visiting.
How can I verify James D. Geren, DDS's license?
NPPES lists Virginia license number 0401006164, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does James D. Geren, DDS prescribe under Medicare Part D?
In 2024, James D. Geren, DDS had 24 Medicare Part D claims for 11 beneficiaries; the average among dentist prescribers was 86. 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.