DR. GREGG STEVEN SASHKIN (PH.D.) – Clinical Psychologist, NPI 1235227240

DR. GREGG STEVEN SASHKIN (PH.D.) is a healthcare provider. based in Lake oswego, Oregon. specializing in Clinical Psychologist. They hold the professional credentials PH.D.. They hold a License No. 0638 (OR). The NPI Number for DR. GREGG STEVEN SASHKIN (PH.D.) is 1235227240

Main info

Male
Sole Proprietor
Name
DR. GREGG STEVEN SASHKIN (PH.D.)
NPI
1235227240
Phone
(503) 639-9956
Address
14523 WESTLAKE DR
Enumeration Date
11 October 2006
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Loading map...

Provider Addresses for DR. GREGG STEVEN SASHKIN (PH.D.)

  • 14523, Westlake Drive, Westlake, Lake Oswego, Metro, Clackamas County, Oregon, 97035, United States

    SUITE 11

    LAKE OSWEGO, OR 970357700

    Phone: (503) 639-9956

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 97035)

Loading plans...

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

How do payers reference DR. GREGG STEVEN SASHKIN (PH.D.)?
For DR. GREGG STEVEN SASHKIN (PH.D.), use NPI 1235227240 as the unique 10-digit identifier.
Active or inactive — what applies to DR. GREGG STEVEN SASHKIN (PH.D.)?
You should see DR. GREGG STEVEN SASHKIN (PH.D.) as active in CMS-hosted NPPES data.
What expertise is attributed to DR. GREGG STEVEN SASHKIN (PH.D.)?
DR. GREGG STEVEN SASHKIN (PH.D.)'s specialty line reads Clinical Psychologist. Clinical services aligned with this taxonomy classification.
Where in Oregon is DR. GREGG STEVEN SASHKIN (PH.D.) registered?
Use Lake Oswego, Oregon as the headline location for DR. GREGG STEVEN SASHKIN (PH.D.) here.
Does DR. GREGG STEVEN SASHKIN (PH.D.) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

Similar Providers

5441, Bay Creek Drive, Oak Creek, Lake Oswego, Clackamas County, Oregon, 97035, United States
NPI: 1720051980
5 CENTERPOINTE DR STE 320
NPI: 1760431415

Lake Oswego Counseling Center

Clinical Psychologist
Lettin & Company Inc., 15110, Boones Ferry Road, Lake Grove, Lake Oswego, Metro, Clackamas County, Oregon, 97035, United States
NPI: 1700815909

DR. JEAN L LINSCOTT (PH D)

Clinical Psychologist
4550, Kruse Way, Waluga, Lake Oswego, Metro, Clackamas County, Oregon, 97035, United States
NPI: 1710994785

DR. KENDRA JOAN SUMMERS (PHD)

Clinical Psychologist
9 SW MONROE PARKWAY
NPI: 1902901697

DR. JUDITH PULLAN (PH.D.)

Clinical Psychologist
4550, Kruse Way, Waluga, Lake Oswego, Metro, Clackamas County, Oregon, 97035, United States
NPI: 1790883759
14523, Westlake Drive, Westlake, Lake Oswego, Metro, Clackamas County, Oregon, 97035, United States
NPI: 1942397997

DAVID THOMAS BICE (PHD)

Clinical Psychologist
NINE MONROE PARKWAY
NPI: 1417033952

RITA MAYNARD, PSY.D.

Clinical Psychologist
Lake Oswego, Metro, Clackamas County, Oregon, United States
NPI: 1275602187