NPPES file of Aug 9, 2026

Joseph Troy Greene

Case Manager/Care Coordinator · Fairfield, CA

Joseph Troy Greene is a case manager/care coordinator with a practice address in Fairfield, California, and NPI 1093429276, issued on Jan 11, 2023. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093429276
Name
Joseph Troy Greene
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
4820 Business Center Dr, Fairfield, CA 94534
Phone
(707) 224-8266
Enumerated
Jan 11, 2023
Record last updated
Jul 20, 2023
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 4820 Business Center Dr

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

  1. Joseph Bielefeld, PMHNP-BC/FNPPsychiatric/Mental Health Nurse Practitioner1124639943
  2. Paul EliopoulosStudent in an Organized Health Care Education/Training Program1528678182
  3. Leah Fein, LMFTMarriage & Family Therapist1174851836
  4. Patricia JamesonSocial Worker1790204345
  5. Joaleen Johnson, RN, PMHNPPsychiatric/Mental Health Nurse Practitioner1326549858
  6. Krystal Johnson, LCSWSocial Worker1114386018

Verify Joseph Troy Greene in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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Joseph Troy Greene among 22,803 case manager/care coordinator records in California

Joseph Troy Greene is one of 22,803 case manager/care coordinator records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2023, is newer than 83% of them.

  • NPI issued2023 · 83% of these records are older, 11% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2023 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 171M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

60 case manager/care coordinator records list a practice address in Fairfield

They are 60 of the 3,595 NPPES records with a practice address in Fairfield, and 22,803 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 case manager/care coordinator records with the nearest ZIP codes

  1. April Therese AlcantaraFairfield, CA 945341457956773
  2. Laurie AndresFairfield, CA 945341578760930
  3. Justin AugustineFairfield, CA 945341346746807
  4. Victor CejaFairfield, CA 945341407542202
  5. Letrell DavisFairfield, CA 945341851716484
  6. Ellia DelgadoFairfield, CA 945341043867237
  7. Juana JimenezFairfield, CA 945341588860399
  8. Niinana KwekuFairfield, CA 945341164720538

Common questions

What is Joseph Troy Greene's NPI number?

Joseph Troy Greene's National Provider Identifier (NPI) is 1093429276, issued on Jan 11, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Troy Greene located?

The NPPES record lists a practice address at 4820 Business Center Dr, Fairfield, CA, 94534. Phone: (707) 224-8266. Providers update this record themselves, so call before visiting.

How can I verify Joseph Troy Greene's license?

Search the California 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. 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.