ASTRA MAESTAS PSY.D.
NPI 1467850776
Psychologist - Clinical in Walnut Creek, CA

Active since December 18, 2014PECOS Enrolled
1449 YGNACIO VALLEY RD, WALNUT CREEK, CA 94598(619) 722-0014(619) 327-4174 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Astra Maestas Psy.d. NPPES

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

ASTRA MAESTAS PSY.D. (NPI 1467850776) is an individual clinical provider in Walnut Creek, California, licensed in California (26666) and active in the NPI registry since December 2014. She is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1467850776
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameASTRA MAESTASCredential: PSY.D.
Location Address1449 YGNACIO VALLEY RDWalnut Creek, CA 94598-2932
Mailing Address750 B St Ste 2870San Diego, CA 92101-8132 · (619) 722-0014 · Fax (619) 327-4174
Fax(619) 327-4174
Sole ProprietorNo
Enumeration DateDecember 18, 2014
Last NPPES UpdateJuly 6, 2026
NPPES CertifiedJuly 6, 2026
✔ NPI 1467850776 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 · 26666
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.
1449 YGNACIO VALLEY RD, Walnut Creek, CA 94598

Secondary Practice Locations 3

Location 11224 Rossmoor PkwyWalnut Creek, CA 94595-2501 · Phone (619) 722-0014 · Fax (619) 327-4174
Location 21800 Adobe StConcord, CA 94520-2313 · Phone (619) 722-0014 · Fax (619) 327-4174
Location 31911 Oak Park BlvdPleasant Hill, CA 94523-4601 · Phone (619) 722-0014 · Fax (619) 327-4174

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Astra Maestas Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Astra Maestas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Psychologist
750 B ST STE 2870
San Diego, CA 92101
  • Reassigned Medicare billing, California enrollment
  • 45 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

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, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
304 services81 patients
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.
185 services67 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.
171 services161 patients
Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
30 services19 patients
Assessment of health behavior 96156
Assessment of health behavior is a process where your daily habits and lifestyle choices are evaluated. This includes your diet, exercise, sleep patterns, and stress management. The goal is to identify areas for improvement and develop strategies for healthier habits.
19 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94598 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 20

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

Physical Therapy Assistant
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Speech-Language Pathologist
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Physical Therapy Assistant
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Occupational Therapist
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Physical Therapy Assistant
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Physical Therapist
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Physical Medicine & Rehabilitation
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598
Physical Therapist
1449 YGNACIO VALLEY RD
WALNUT CREEK, CA 94598

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 Astra Maestas's NPI number?

The NPI number for Astra Maestas is 1467850776. It was assigned to this individual provider in the NPPES registry on December 18, 2014.

Where is Astra Maestas located?

Astra Maestas practices at 1449 Ygnacio Valley Rd, Walnut Creek, CA 94598. The listed phone number is (619) 722-0014.

What is Astra Maestas's specialty?

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

Is Astra Maestas enrolled in Medicare?

Yes. Astra Maestas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Astra Maestas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Astra Maestas reassigns Medicare benefits to Access Psychology Services PC (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Astra Maestas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Astra Maestas was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.