NPPES file of Aug 9, 2026

Danielle I. Flynn, PHD

Psychologist · San Marcos, CA

Danielle I. Flynn, PHD is a psychologist with a practice address in San Marcos, California, and NPI 1477785137, issued on Aug 13, 2009. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1477785137
Name
Danielle I. Flynn
Credential
PHD
Primary taxonomy
Psychologist 103T00000X
Practice location
150 Valpreda RD, San Marcos, CA 92069
Phone
(760) 736-6767
Enumerated
Aug 13, 2009
Record last updated
Feb 8, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(760) 736-8740
Medicare enrollment
Enrolled (PECOS I20231101002514); accepts Medicare assignment
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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8 nearest psychologist records → All 7,304 in California → Look up another NPI →

Also registered at 150 Valpreda RD

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

  1. Jannah Alaoui, CNM, RNAdvanced Practice Midwife1689908113
  2. Wais Alemi, MDFamily Medicine Physician1427305242
  3. Leon Altamirano, PSY.D.Psychologist1619271517
  4. Blanca Arias, LCSWClinical Social Worker1033223649
  5. Lynda Ariella, PHDClinical Psychologist1073518965
  6. Maria BanuelosCase Manager/Care Coordinator1720280589

Verify Danielle I. Flynn 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
Find the California license search

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Bills Medicare through one group practice

  1. North County Health Project, Inc.San Marcos, CA

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

Danielle I. Flynn among 7,304 psychologist records in California

Danielle I. Flynn, PHD is one of 7,304 psychologist records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 42% of them.

  • NPI issued2009 · 42% of these records are older, 54% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated2011 · median 2005 among the 1,058 with a school on file
  • Record last updated2019 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in California

There are 7,304 psychologist records in California.

All 7,304 in California → Every provider in San Marcos → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Leon Altamirano, PSY.D.San Marcos, CA 920691619271517
  2. Syed ImamSan Marcos, CA 920691447428271
  3. Shelli Jackson, PHDSan Marcos, CA 920691326492026
  4. George Koumaras, PHDSan Marcos, CA 920691154377901
  5. Nathan Simmons, PSY.D.San Marcos, CA 920691447313846
  6. Anna Benson, PHD CLINICAL PSYCHOLSanta Ysabel, CA 920701821101924
  7. Karen Hawthorne, PHDSanta Ysabel, CA 920701750449625
  8. Ilian Alvarez, ED.DSantee, CA 920711881842946

Common questions

What is Danielle I. Flynn, PHD's NPI number?

Danielle I. Flynn, PHD's National Provider Identifier (NPI) is 1477785137, issued on Aug 13, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Danielle I. Flynn, PHD located?

The NPPES record lists a practice address at 150 Valpreda RD, San Marcos, CA, 92069. Phone: (760) 736-6767. Providers update this record themselves, so call before visiting.

How can I verify Danielle I. Flynn, PHD'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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.