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Active NPI 1578996872 Individual Practitioner Male Practitioner

Dr. Gil J Grattan , PsyD

Psychologist - Clinical • Pasadena, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gil Grattan, PsyD is a certified Psychologist - Clinical practicing in Pasadena, CA. With approximately 20 years of clinical experience since completing medical education in 2006, Dr. Grattan delivers high-quality medical care to the local community at 446 S MARENGO AVE.

Dr. Grattan accepts Medicare assignment.

Frequently performed procedures and clinical services include psychotherapy, psychiatric diagnostic evaluation. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

446 S Marengo Ave
Suite A

Pasadena, CA 911013113

Telephone 8183178866
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist - Clinical in Pasadena, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
20 Yrs -1.6 yrs vs City Avg
City Avg: 21.6 Yrs
State Avg: 23.9 Yrs
Regional Practice Density
299 Specialists

Practicing in Pasadena, CA (13237 Statewide)

Telehealth Adoption Rate
8.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
48.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grattan (20 Years) 20 Yrs
Pasadena Specialty Average (21.6 Years) 21.6 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
90834 Psychotherapy, 45 minutes
1,477 229 $190.00 $86.21
90834 Psychotherapy, 45 minutes
621 39 $190.00 $100.48
90791 Psychiatric diagnostic evaluation
210 193 $250.00 $140.89

Medical Specialties & State Licenses

Psychologist - Clinical Primary Specialty

NUCC Taxonomy Code: 103TC0700X

State License CA PSY25878

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Practice Associates & Co-Workers

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

8 Associated Practitioners
Elisabeth Eilers , MFT

Marriage & Family Therapist

NPI 1003091638

Marriage and Family Therapist

Dr. Fariba Mansouri , PhD

Psychologist - Clinical

NPI 1073995452

Doctor of Philosophy (Ph.D.)

Karen Tinsley , LCSW

Social Worker - Clinical

NPI 1104997246

Licensed Clinical Social Worker

Roxanne Cooperstone , CADC LLL BOO1771124

Counselor - Addiction (Substance Use Disorder)

NPI 1154146140

CADCLLLBOO1771124

Elizabeth Sloan , LMFT

Marriage & Family Therapist

NPI 1477685766

Licensed Marriage and Family Therapist

Dr. Stephen Baughman , PsyD

Psychologist - Clinical

NPI 1548416191

Doctor of Psychology (Psy.D.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active December 26, 2015

NPI status registered as active in NPPES database

📍
Updated Practice Location December 26, 2015

Registered at 446 S MARENGO AVE, SUITE A, PASADENA, CA 911013113 (Tel: 8183178866)

📍
Updated Business Mailing Address December 26, 2015

Registered at 446 S MARENGO AVE, SUITE A, PASADENA, CA 911013113 (Tel: 8183178866)

👤
Provider Name / Credentials Updated December 26, 2015

Recorded as GIL GRATTAN, PSY.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 26, 2015

Psychologist (License #PSY25878 in CA)

🟢
Initial NPI Registration & Enumeration August 10, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1578996872
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 10, 2013
Last Update: December 26, 2015
Sole Proprietor: Yes

Mailing Address

446 S Marengo Ave, Suite A

Pasadena, CA 911013113

Phone: 8183178866

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.