DR. GIL J GRATTAN PSY.D.
NPI 1578996872
Psychologist - Clinical in Pasadena, CA

Q: What is Gil Grattan's NPI number?

The NPI number for Gil Grattan is 1578996872. It was assigned to this individual provider in the NPPES registry on August 10, 2013.

Q: What is Gil Grattan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Gil Grattan was last updated on December 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 10, 2013PECOS EnrolledAccepts Medicare Assignment

446 S MARENGO AVE, SUITE A, PASADENA, CA 91101(818) 317-8866 Get Directions Write a Review

NPPES record last updated: December 26, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Gil J Grattan Psy.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GIL J GRATTAN PSY.D. (NPI 1578996872) is an individual clinical provider in Pasadena, California, licensed in California (PSY25878) and active in the NPI registry since August 2013. He is enrolled in Medicare PECOS and is a graduate of Other (2006).

NPPES Registry Identity

NPI1578996872

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. GIL J GRATTANCredential: PSY.D.

Location Address446 S MARENGO AVE, SUITE APasadena, CA 91101-3113

Mailing Address446 S Marengo Ave, Suite APasadena, CA 91101-3113 · (818) 317-8866

Phone(818) 317-8866

Sole ProprietorYes

Medical School CMSOtherGraduated 2006

Enumeration DateAugust 10, 2013

Last NPPES UpdateDecember 26, 2015

✔ NPI 1578996872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CA · PSY25878

Definition

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.

446 S MARENGO AVE, Pasadena, CA 91101

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gil J Grattan Psy.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951535236

PECOS Enrollment IDI20130930000506

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834

Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.

1,477 services229 patients

Psychotherapy, 45 minutes 90834

621 services39 patients

Psychiatric diagnostic evaluation 90791

A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.

210 services193 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$187.60 typical visit price

range $62.96 – $187.60

Typical copayment $46.90 (range $15.74 – $46.90)

Most-billed visit code 99205

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. ELISABETH CAVIN EILERS MFT

Marriage & Family Therapist

446 S MARENGO AVE, SUITE B
PASADENA, CA 91101

Los Angeles County (626) 375-8140

FARIBA MANSOURI PH.D.

Psychologist (Clinical)

446 S MARENGO AVE, SUITE A
PASADENA, CA 91101

Los Angeles County (626) 765-5606

KAREN LYNN TINSLEY LCSW

Social Worker (Clinical)

446 S MARENGO AVE, STE A
PASADENA, CA 91101

Los Angeles County (310) 922-0044

ROXANNE COOPERSTONE CADC LLL BOO1771124

Counselor (Addiction (Substance Use Disorder))

446 S MARENGO AVE
PASADENA, CA 91101

Los Angeles County (626) 200-9971

ELIZABETH ANN SLOAN LMFT

Marriage & Family Therapist

446 S MARENGO AVE, SUITE A
PASADENA, CA 91101

Los Angeles County (626) 356-4244

DR. STEPHEN BAUGHMAN PSYD.

Psychologist (Clinical)

446 S MARENGO AVE
PASADENA, CA 91101

Los Angeles County (626) 209-1194

KRISTINA BARTEK

Marriage & Family Therapist

446 S MARENGO AVE, SUITE A
PASADENA, CA 91101

Los Angeles County (626) 267-7489

DR. BRINELL ANDERSON SLOCUMB PSY.D.

Psychologist (Clinical)

446 S MARENGO AVE, SUITE B
PASADENA, CA 91101

Los Angeles County (310) 949-9203

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gil Grattan's NPI number?

The NPI number for Gil Grattan is 1578996872. It was assigned to this individual provider in the NPPES registry on August 10, 2013.

Where is Gil Grattan located?

Gil Grattan practices at 446 S Marengo Ave Suite A, Pasadena, CA 91101. The listed phone number is (818) 317-8866.

What is Gil Grattan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Gil Grattan enrolled in Medicare?

Yes. Gil Grattan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Gil Grattan was last updated on December 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.