Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1700986908 Individual Practitioner Male Practitioner

Stephen M Diggs , PSY

Psychologist • Chico, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Stephen Diggs, PSY is a certified Psychologist practicing in Chico, CA. With approximately 26 years of clinical experience since completing medical education in 2000, Stephen Diggs delivers high-quality medical care to the local community at 80 INDEPENDENCE CIR STE 220.

Stephen Diggs accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include psychotherapy, administration of psychological or neuropsychological test, evaluation of psychological test. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

80 Independence Cir Ste 220

Chico, CA 959730288

Telephone 5308914400
Fax 5306364772
Associated Practice Facility / Clinic
🏢 Nysa Therapy Inc Facility NPI 1316307747

Medicare Profile & Education

Medical School

Other

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist in Chico, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
26 Yrs -1.7 yrs vs City Avg
City Avg: 27.7 Yrs
State Avg: 24.2 Yrs
Regional Practice Density
21 Specialists

Practicing in Chico, CA (7695 Statewide)

Telehealth Adoption Rate
4.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
13.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Diggs (26 Years) 26 Yrs
Chico Specialty Average (27.7 Years) 27.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
90837 Psychotherapy, 60 minutes
573 15 $176.96 $152.51

Medical Specialties & State Licenses

CMS Verified: 2025-10-02
Psychologist Primary Specialty

NUCC Taxonomy Code: 103T00000X

State License CA PSY18239

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
PSY182390 (CA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners
Shibo He

Marriage & Family Therapist

NPI 1548873698
Ta'shanne Horn

Social Worker - Clinical

NPI 1568620342
Suzanne Papini

Marriage & Family Therapist

NPI 1629624085

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
📍
Updated Practice Location October 02, 2025

Registered at 80 INDEPENDENCE CIR STE 220, CHICO, CA 959730288 (Tel: 5308914400)

📍
Updated Business Mailing Address October 02, 2025

Registered at 80 INDEPENDENCE CIR STE 220, CHICO, CA 959730288 (Tel: 5308914400)

📍
Updated Business Mailing Address September 29, 2021

Registered at PO BOX 8959, CHICO, CA 959278959 (Tel: 5308914400)

📍
Updated Practice Location September 29, 2021

Registered at 572 RIO LINDO AVE STE 203, CHICO, CA 959261851 (Tel: 5308914400)

NPI Profile Active October 12, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location October 12, 2016

Registered at 572 RIO LINDO AVE, SUITE 108, CHICO, CA 959261851 (Tel: 5308914400)

📍
Updated Business Mailing Address October 12, 2016

Registered at 572 RIO LINDO AVE STE 108, CHICO, CA 959261851 (Tel: 5308914400)

👤
Provider Name / Credentials Updated October 12, 2016

Recorded as STEPHEN DIGGS, PSY

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 12, 2016

Psychologist (License #PSY18239 in CA)

🟢
Initial NPI Registration & Enumeration September 25, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Stephen Diggs. Be the first to share your experience!

Sign in to leave a review for Stephen Diggs

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1700986908
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 25, 2006
Last Update: October 02, 2025
Sole Proprietor: No

Mailing Address

80 Independence Cir Ste 220

Chico, CA 959730288

Phone: 5308914400

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.