NPPES file of Aug 9, 2026

Jay S. Greenstein, DC, PT,

Chiropractor · Rockville, MD

Jay S. Greenstein, DC, PT, is a chiropractor with a practice address in Rockville, Maryland, and NPI 1154392694, issued on Feb 1, 2006. Check the license (Maryland 03284, 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
1154392694
Name
Jay S. Greenstein
Credential
DC, PT,
Primary taxonomy
Chiropractor 111N00000X
License numbers
03284 MD
0104555962 VA
Self-reported in NPPES; status is on the state search
Practice location
827 F Rockville Pike, Rockville, MD 20858
Phone
(301) 251-2777
Enumerated
Feb 1, 2006
Record last updated
Jul 13, 2026
Fax
(301) 251-1829
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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Also registered at 827 F Rockville Pike

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

  1. Barton BishopPhysical Therapist1861463499

Verify Jay S. Greenstein 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 03284
    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

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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Industry payments in 2024: $23.91

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 1,456 providers of this specialty with any payment received $336.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jay Greenstein$23.91
  2. Specialty average$336.04

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Jay S. Greenstein among 881 chiropractor records in Maryland

Jay S. Greenstein, DC, PT, is one of 881 chiropractor records with a practice address in Maryland. 21% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 67% newer
  • In a Medicare fileYes · 21% of these records are
  • In the CMS Doctors and Clinicians fileNo · 44% of these records are
  • Record last updated2026 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

65 chiropractor records list a practice address in Rockville

They are 65 of the 14,353 NPPES records with a practice address in Rockville, and 881 chiropractor records in Maryland.

The 8 chiropractor records with the nearest ZIP codes

  1. Ryan Mullen, D.C.Rockville, MD 208541497051536
  2. Joseph Pollack, D.C.Rockville, MD 208541881912616
  3. Marshall Dispenza, D.C.Rockville, MD 208531699897991
  4. Mark Lubliner, D.C.Rockville, MD 208531366644130
  5. Damon Anthony, D.C.Rockville, MD 208521487050506
  6. Rosell Belmont Tilkin, DCRockville, MD 208521558919753
  7. James FloodNorth Bethesda, MD 208521144881681
  8. Kathleen Goodwin, DCRockville, MD 208521881489540

Common questions

What is Jay S. Greenstein, DC, PT,'s NPI number?

Jay S. Greenstein, DC, PT,'s National Provider Identifier (NPI) is 1154392694, issued on Feb 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jay S. Greenstein, DC, PT, located?

The NPPES record lists a practice address at 827 F Rockville Pike, Rockville, MD, 20858. Phone: (301) 251-2777. Providers update this record themselves, so call before visiting.

How can I verify Jay S. Greenstein, DC, PT,'s license?

NPPES lists Maryland license number 03284, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.