NPPES file of Aug 9, 2026

Marc A. Greenstein, DO

Urology Physician · Atlanta, GA

Marc A. Greenstein, DO is a urology physician with a practice address in Atlanta, Georgia, and NPI 1154383743, issued on Apr 6, 2006. Check the license (Georgia 080664, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154383743
Name
Marc A. Greenstein
Credential
DO
Primary taxonomy
Urology Physician 208800000X
License numbers
080664 GA
25MB07559100 NJ
Self-reported in NPPES; status is on the state search
Practice location
1450 S Johnson Ferry RD, Atlanta, GA 30319
Phone
(678) 344-8900
Enumerated
Apr 6, 2006
Record last updated
Sep 20, 2023
Fax
(678) 666-5201
Medicare enrollment
Enrolled (PECOS I20181019001376); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 1997
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1450 S Johnson Ferry RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shelby Shimberg, PA-CSurgical Physician Assistant1265022537
  2. Samantha Smith, PA-CSurgical Physician Assistant1093602096

Verify Marc A. Greenstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 080664
    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
Open the Georgia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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74% more Medicare Part D claims than the average urology physician in 2024

2,335 Medicare Part D claims for 627 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 88 claims were for opioids.

  1. Marc Greenstein2,335
  2. Specialty average1,340

Most prescribed

  1. Finasteride384 claims
  2. Alfuzosin Hcl Er306 claims
  3. Methenamine Hippurate186 claims
  4. Tamsulosin Hcl185 claims
  5. Myrbetriq122 claims
  6. Gemtesa88 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,604.92

40 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marc Greenstein$1,604.92
  2. Specialty average$3,800.04

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

  1. Advanced Urology OF GA-East, PCSnellville, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marc A. Greenstein among 400 urology physician records in Georgia

Marc A. Greenstein, DO is one of 400 urology physician records with a practice address in Georgia. 83% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 49% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1997 · median 2006 among the 281 with a school on file
  • Record last updated2023 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Georgia

There are 400 urology physician records in Georgia.

The 8 urology physician records with the nearest ZIP codes

  1. Nazia Bandukwala, D.O.Atlanta, GA 303181669601167
  2. James Foster, MDAtlanta, GA 303181508870114
  3. Spencer Kozinn, M.D.Atlanta, GA 303181265603633
  4. Jaime Wong, M.D.Atlanta, GA 303181588812440
  5. Cara Cimmino, M.D.Atlanta, GA 303221275704652
  6. Christopher Filson, MD, MSAtlanta, GA 303221437275385
  7. Niall Galloway, MDAtlanta, GA 303221447292792
  8. Aaron LayAtlanta, GA 303221225277593

Common questions

What is Marc A. Greenstein, DO's NPI number?

Marc A. Greenstein, DO's National Provider Identifier (NPI) is 1154383743, issued on Apr 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marc A. Greenstein, DO located?

The NPPES record lists a practice address at 1450 S Johnson Ferry RD, Atlanta, GA, 30319. Phone: (678) 344-8900. Providers update this record themselves, so call before visiting.

How can I verify Marc A. Greenstein, DO's license?

NPPES lists Georgia license number 080664, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marc A. Greenstein, DO prescribe under Medicare Part D?

In 2024, Marc A. Greenstein, DO had 2,335 Medicare Part D claims for 627 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

What is Marc A. Greenstein, DO's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.