Registry data as of Aug 27, 2026

Gregory Greaney, M.D.

Colon & Rectal Surgery Physician · Santa Barbara, CA

Gregory Greaney, M.D. is a colon & rectal surgery physician with a practice address in Santa Barbara, California, and NPI 1609984137, issued on Aug 25, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609984137
Name
Gregory Greaney
Credential
M.D.
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
Practice location
317 W Pueblo St, Santa Barbara, CA 93105
Phone
(805) 681-1761
Enumerated
Aug 25, 2006
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 317 W Pueblo St

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

  1. Justin Abraham, M.D., M.B.A.Neurology Physician1225322522
  2. Hosam Ahmad, M.D.Hospitalist Physician1881846475
  3. Joseph Aragon, M.D.Interventional Cardiology Physician1023122587
  4. Hiwot ArayaHospitalist Physician1922427327
  5. Christina Archer, MS, RDRegistered Dietitian1487178380
  6. Summer Baird, M.D.Internal Medicine Physician1245727809

Verify Gregory Greaney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Industry payments in 2024: $120.86

3 payments, mostly food and beverage; the largest payer was Medtronic, Inc.. The 1,002 providers of this specialty with any payment received $3,284.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Greaney$120.86
  2. Specialty average$3,284.85

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

Colon & Rectal Surgery Physician providers in California

There are 142 colon & rectal surgery physician records in California.

Other colon & rectal surgery physician records in California

  1. Kenneth Aaron, M.D.Newport Beach, CA1689809162
  2. Michael Abel, M.D.San Francisco, CA1447253380
  3. Piyush Aggarwal, MDWalnut Creek, CA1700070273
  4. Allison Aka, MDLoma Linda, CA1891130100
  5. Ahmed Alkoraishi, MDHayward, CA1609954478
  6. Robert Allen, MDSanta Cruz, CA1871586610
  7. Shohrat Annaberdyev, M.D.Roseville, CA1386888147
  8. Elizabeth Arcila, M.D.Irvine, CA1093056780
  9. Glenn Ault, M.D.Los Angeles, CA1295749802
  10. Anil Bahadursingh, MDAnaheim, CA1750485363

Common questions

What is Gregory Greaney, M.D.'s NPI number?

Gregory Greaney, M.D.'s National Provider Identifier (NPI) is 1609984137, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Greaney, M.D. located?

The NPPES record lists a practice address at 317 W Pueblo St, Santa Barbara, CA, 93105. Phone: (805) 681-1761. Providers update this record themselves, so call before visiting.

How can I verify Gregory Greaney, M.D.'s license?

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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.