Guy Douglas Alexander, DDS
Dentist · Baltimore, MD
Guy Douglas Alexander, DDS is a dentist with a practice address in Baltimore, Maryland, and NPI 1659362812, issued on Nov 4, 2005. Check the license (Maryland 07874, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Guy Douglas Alexander
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 07874 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3500 W Caton Ave Side, Baltimore, MD 21229
- Phone
- (410) 945-9189
- Enumerated
- Nov 4, 2005
- Record last updated
- May 13, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,870 in Maryland → Look up another NPI →
Verify Guy Douglas Alexander in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 07874Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average dentist in 2024
61 Medicare Part D claims for 33 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Chlorhexidine Gluconate25 claims
- Ibuprofen11 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.
Guy Douglas Alexander among 1,870 dentist records in Maryland
Guy Douglas Alexander, DDS is one of 1,870 dentist records with a practice address in Maryland. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% 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 updated2008 · 69% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Maryland
There are 1,870 dentist records in Maryland.
All 1,870 in Maryland → Every provider in Baltimore → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Amir Akhavan, D.M.DBaltimore, MD 212291649649732
- Soty Antony, DDSBaltimore, MD 212291689984304
- Max Arifin, DDSBaltimore, MD 212291487222634
- Sarita Bhushan, D.D.S.Baltimore, MD 212291811391162
- Nikta PashaiBaltimore, MD 212291841777323
- Sumanya Venkat RaoBaltimore, MD 212291376947127
- Ampili Abraham, DDSCatonsville, MD 212281750430005
- Mohamed Ahmed, DDSCatonsville, MD 212281457414567
Common questions
What is Guy Douglas Alexander, DDS's NPI number?
Guy Douglas Alexander, DDS's National Provider Identifier (NPI) is 1659362812, issued on Nov 4, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Guy Douglas Alexander, DDS located?
The NPPES record lists a practice address at 3500 W Caton Ave Side, Baltimore, MD, 21229. Phone: (410) 945-9189. Providers update this record themselves, so call before visiting.
How can I verify Guy Douglas Alexander, DDS's license?
NPPES lists Maryland license number 07874, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Guy Douglas Alexander, DDS prescribe under Medicare Part D?
In 2024, Guy Douglas Alexander, DDS had 61 Medicare Part D claims for 33 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.