PHILIP BENJAMIN CAWKWELL MD
NPI 1023467339
Psychiatry & Neurology - Psychiatry in Palo Alto, CA

Active since June 07, 2016Opted out of Medicare · through Feb 9, 2027
401 QUARRY RD, PALO ALTO, CA 94304(650) 564-4283 Get Directions Write a Review

NPPES record last updated: August 1, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 18, 2024, Apr 5, 2024, Jan 27, 2023 and 2 more (5 updates tracked since 2019).

About Philip Benjamin Cawkwell Md NPPES

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

PHILIP BENJAMIN CAWKWELL MD (NPI 1023467339) is an individual psychiatry provider in Palo Alto, California, licensed in California (A161153) and active in the NPI registry since June 2016. He has opted out of Medicare through February 9, 2027.

NPPES Registry Identity

NPI1023467339
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NamePHILIP BENJAMIN CAWKWELLCredential: MD
Location Address401 QUARRY RDPalo Alto, CA 94304-1419
Mailing Address15732 Los Gatos Blvd # 5100Los Gatos, CA 95032-2504
Sole ProprietorYes
Enumeration DateJune 7, 2016
Last NPPES UpdateAugust 1, 20255 updates tracked since enumeration
NPPES CertifiedAugust 1, 2025
NPI 1023467339 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in CA · A161153
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

401 QUARRY RD, Palo Alto, CA 94304

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Philip Benjamin Cawkwell Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 9, 2023 through February 9, 2027.

Opt-Out Effective DateFebruary 9, 2023
Opt-Out In Effect ThroughFebruary 9, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94304 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
$206.04 typical visit price
range $70.37 – $206.04
Typical copayment $51.51 (range $17.59 – $51.51)
Most-billed visit code 99205
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
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.

Psychiatry & Neurology (Psychiatry)
401 QUARRY RD
PALO ALTO, CA 94304
Psychologist (Clinical)
401 QUARRY RD, CHILD AND ADOLESCENT PSYCHIATRY
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
401 QUARRY RD
PALO ALTO, CA 94304
Psychiatry & Neurology (Psychiatry)
401 QUARRY RD
PALO ALTO, CA 94304
Psychologist (Clinical)
401 QUARRY RD
PALO ALTO, CA 94304
Psychiatry & Neurology (Geriatric Psychiatry)
401 QUARRY RD
PALO ALTO, CA 94304
Psychiatry & Neurology (Psychiatry)
401 QUARRY RD
PALO ALTO, CA 94304
Psychologist (Clinical Child & Adolescent)
401 QUARRY RD
PALO ALTO, CA 94304

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 Philip Cawkwell's NPI number?

The NPI number for Philip Cawkwell is 1023467339. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Where is Philip Cawkwell located?

Philip Cawkwell practices at 401 Quarry Rd, Palo Alto, CA 94304. The listed phone number is (650) 564-4283.

What is Philip Cawkwell's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Philip Cawkwell enrolled in Medicare?

No. Philip Cawkwell has opted out of Medicare through February 9, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Philip Cawkwell was last updated on August 1, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.