NPPES file of Aug 9, 2026

Maxina Greenberg, DDS

General Practice Dentistry · Columbia, MD

Maxina Greenberg, DDS is a general practice dentistry with a practice address in Columbia, Maryland, and NPI 1407214117, issued on Feb 9, 2016. Check the license (Maryland 16233, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407214117
Name
Maxina Greenberg
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
16233 MD
Self-reported in NPPES; status is on the state search
Practice location
6460 Dobbin RD, Columbia, MD 21045
Phone
(410) 997-9366
Enumerated
Feb 9, 2016
Record last updated
Aug 22, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Maxina Greenberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 16233
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

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48% fewer Medicare Part D claims than the average general practice dentistry in 2024

43 Medicare Part D claims for 25 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Maxina Greenberg43
  2. Specialty average83

Most prescribed

  1. Amoxicillin15 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.

Maxina Greenberg among 2,408 general practice dentistry records in Maryland

Maxina Greenberg, DDS is one of 2,408 general practice dentistry records with a practice address in Maryland. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 78% of them.

  • NPI issued2016 · 78% of these records are older, 20% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2025 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

67 general practice dentistry records list a practice address in Columbia

They are 67 of the 6,690 NPPES records with a practice address in Columbia, and 2,408 general practice dentistry records in Maryland.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Ray Becker, D.D.S.Columbia, MD 210451639272529
  2. Thomas Blaik, D.D.S.Columbia, MD 210451851438964
  3. John Chambarlis, D.D.S.Columbia, MD 210451699805838
  4. Samuel Dodek, DDSColumbia, MD 210451710004700
  5. Niki Dodek, DDSColumbia, MD 210451437276417
  6. Alan Epstein, D.D.S.Columbia, MD 210451689705840
  7. Eric Katkow, D.D.SColumbia, MD 210451336153394
  8. Lawrence Katkow, DDSColumbia, MD 210451043332125

Common questions

What is Maxina Greenberg, DDS's NPI number?

Maxina Greenberg, DDS's National Provider Identifier (NPI) is 1407214117, issued on Feb 9, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Maxina Greenberg, DDS located?

The NPPES record lists a practice address at 6460 Dobbin RD, Columbia, MD, 21045. Phone: (410) 997-9366. Providers update this record themselves, so call before visiting.

How can I verify Maxina Greenberg, DDS's license?

NPPES lists Maryland license number 16233, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Maxina Greenberg, DDS prescribe under Medicare Part D?

In 2024, Maxina Greenberg, DDS had 43 Medicare Part D claims for 25 beneficiaries; the average among general practice dentistry prescribers was 83. 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.