NPPES file of Aug 9, 2026

Alexander Greenstein, M.D.

Orthopaedic Surgery Physician · Dallas, TX

Alexander Greenstein, M.D. is an orthopaedic surgery physician with a practice address in Dallas, Texas, and NPI 1457746794, issued on Apr 3, 2015. Check the license (Texas T6577, as entered in NPPES) on the Texas Medical Board; 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
1457746794
Name
Alexander Greenstein
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
T6577 TX
63250 TN
Self-reported in NPPES; status is on the state search
Practice location
7777 Forest LN Ste C106, Dallas, TX 75230
Phone
(972) 566-5255
Enumerated
Apr 3, 2015
Record last updated
Sep 20, 2022
Fax
(972) 566-5236
Medicare enrollment
Enrolled (PECOS I20220808000156); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2011
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 7777 Forest LN Ste C106

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

  1. Anna AkinsPhysician Assistant1518632157
  2. J Appleton, M.D.Orthopaedic Surgery Physician1588714661
  3. Payton BachmanPhysician Assistant1053177188
  4. Kelci Bentley, PA-CPhysician Assistant1972218865
  5. Mailan BuiPhysician Assistant1386362911
  6. Dinh Ho, PA-CPhysician Assistant1609467026

Verify Alexander Greenstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license T6577
    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 Texas 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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61% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

136 Medicare Part D claims for 68 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 60 claims were for opioids.

  1. Alexander Greenstein136
  2. Specialty average346

Most prescribed

  1. Hydrocodone-Acetaminophen42 claims
  2. Ondansetron Odt19 claims
  3. Cephalexin11 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: $3,903.81

42 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexander Greenstein$3,904
  2. Specialty average$23,023

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. Texas Joint Institute, PLLCDallas, TX

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

Alexander Greenstein among 1,514 orthopaedic surgery physician records in Texas

Alexander Greenstein, M.D. is one of 1,514 orthopaedic surgery physician records with a practice address in Texas. 82% 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 81% of them.

  • NPI issued2015 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2011 · median 2003 among the 1,016 with a school on file
  • Record last updated2022 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Texas

There are 1,514 orthopaedic surgery physician records in Texas.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. J Appleton, M.D.Dallas, TX 752301588714661
  2. Carl Highgenboten, MDDallas, TX 752301255321717
  3. Shelton Hopkins, MDDallas, TX 752301285624304
  4. Jerold Lancourt, M.D.Dallas, TX 752301922059922
  5. Brian Nwannunu, M.D.Dallas, TX 752301700271194
  6. Anupam Pradhan, M.D.Dallas, TX 752301740402957
  7. Charles Rutherford, M.D.Dallas, TX 752301285625327
  8. Samuel Stephenson, MDDallas, TX 752301578058665

Common questions

What is Alexander Greenstein, M.D.'s NPI number?

Alexander Greenstein, M.D.'s National Provider Identifier (NPI) is 1457746794, issued on Apr 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Greenstein, M.D. located?

The NPPES record lists a practice address at 7777 Forest LN Ste C106, Dallas, TX, 75230. Phone: (972) 566-5255. Providers update this record themselves, so call before visiting.

How can I verify Alexander Greenstein, M.D.'s license?

NPPES lists Texas license number T6577, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alexander Greenstein, M.D. prescribe under Medicare Part D?

In 2024, Alexander Greenstein, M.D. had 136 Medicare Part D claims for 68 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.