NPPES file of Aug 9, 2026

Justin Michael Greco, MB BCH BAO

Colon & Rectal Surgery Physician · Loma Linda, CA

Justin Michael Greco, MB BCH BAO is a colon & rectal surgery physician with a practice address in Loma Linda, California, and NPI 1376032888, issued on May 10, 2018. Check the license (California A196598, as entered in NPPES) on the Medical Board of California; 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
1376032888
Name
Justin Michael Greco
Credential
MB BCH BAO
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
A196598 CA
Self-reported in NPPES; status is on the state search
Practice location
11175 Campus St Ste 21111, Loma Linda, CA 92350
Phone
(909) 651-1000
Enumerated
May 10, 2018
Record last updated
Sep 23, 2024
Medicare enrollment
Enrolled (PECOS I20240911004013); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 11175 Campus St Ste 21111

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

  1. Laurel GuthrieSurgical Oncology Physician1104270008
  2. Rhami KhorfanSurgical Oncology Physician1144617002
  3. Andrei Radulescu, M.D.,PH.D.Pediatric Surgery Physician1144547977
  4. Javid Sadjadi, M.D.Surgery Physician1891852109

Verify Justin Michael Greco in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A196598
    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 California 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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76% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024

46 Medicare Part D claims for 27 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Justin Greco46
  2. Specialty average192

Most prescribed

  1. Oxycodone Hcl11 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: $28.98

1 payment: food and beverage; the largest payer was Intuitive Surgical, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Justin Greco$28.98
  2. Specialty average$3,468.16

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. Faculty Physicians And Surgeons OF LlusmLoma Linda, CA

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

Colon & Rectal Surgery Physician providers in California

There are 198 colon & rectal surgery physician records in California.

Other colon & rectal surgery physician records in California

  1. Kenneth Aaron, M.D.Newport Beach, CA1689809162
  2. Benjamin Abbadessa, M.D.San Diego, CA1255593612
  3. Michael Abel, M.D.San Francisco, CA1447253380
  4. Piyush Aggarwal, MDWalnut Creek, CA1700070273
  5. Allison Aka, MDLoma Linda, CA1891130100
  6. Gabriel Akopian, M.D.Pasadena, CA1326074535
  7. Ahmed Alkoraishi, MDHayward, CA1609954478
  8. Robert Allen, MDSanta Cruz, CA1871586610
  9. John Anane-Sefah, M.D.Capitola, CA1639227143
  10. George Angelos, M.D.Redding, CA1548410657

Common questions

What is Justin Michael Greco, MB BCH BAO's NPI number?

Justin Michael Greco, MB BCH BAO's National Provider Identifier (NPI) is 1376032888, issued on May 10, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Justin Michael Greco, MB BCH BAO located?

The NPPES record lists a practice address at 11175 Campus St Ste 21111, Loma Linda, CA, 92350. Phone: (909) 651-1000. Providers update this record themselves, so call before visiting.

How can I verify Justin Michael Greco, MB BCH BAO's license?

NPPES lists California license number A196598, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Justin Michael Greco, MB BCH BAO prescribe under Medicare Part D?

In 2024, Justin Michael Greco, MB BCH BAO had 46 Medicare Part D claims for 27 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.