JOHN GILBERT BUCKMASTER (MD) – Obstetrics & Gynecology Physician, NPI 1013922525

JOHN GILBERT BUCKMASTER (MD) is a healthcare provider. based in Portland, Oregon. specializing in OBSTETRICS/GYNECOLOGY. They hold the professional credentials MD. They hold a License No. MD12764 (OR). The NPI Number for JOHN GILBERT BUCKMASTER (MD) is 1013922525

Main info

Male
46 Years Of Experience
Accepts Medicare Assignment
Name
JOHN GILBERT BUCKMASTER (MD)
NPI
1013922525
Phone
(503) 494-4200
Address
3181 SW SAM JACKSON PARK RD
Enumeration Date
31 July 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
OREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5034131122
Graduation Year
1980 (46 years ago)
PAC ID
4183725484
Group Practice PAC ID
0244144004
Professional Enrollment ID
I20090429000421
Address ID
OR972271667PO300XXGRAH301
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

632 OBSTETRICS/GYNECOLOGY in OR

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Provider Addresses for JOHN GILBERT BUCKMASTER (MD)

  • Richard T. Jones Hall, 3181, Southwest Sam Jackson Park Road, Marquam Hill, Homestead, Portland, Metro, Multnomah County, Oregon, 97239, United States

    PORTLAND, OR 972393011

    Phone: (503) 494-4200

    Type: Location

  • 2070, Ridge Pointe Drive, Palisades, Lake Oswego, Clackamas County, Oregon, 97034, United States

    LAKE OSWEGO, OR 970347572

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2009-04-29

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20070730000726IObstetrics/GynecologyWATBD
I20090429000421IObstetrics/GynecologyORTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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 97239)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0244144004View full group profile
NameSpecialtyState
Pulmonary Disease, Internal MedicineOR
Vascular Surgery, General SurgeryOR
Physician AssistantOR
Internal MedicineOR
Critical Care (Intensivists)OR
-OR
Internal MedicineOR
Internal MedicineOR
Nurse PractitionerOR
-OR

Reviews

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Frequently asked questions

Can I cross-check JOHN GILBERT BUCKMASTER (MD) using NPI 1013922525?
NPI 1013922525 belongs to JOHN GILBERT BUCKMASTER (MD); compare other details if you need extra assurance.
Is JOHN GILBERT BUCKMASTER (MD) still an active registrant?
JOHN GILBERT BUCKMASTER (MD) carries an active NPI according to the public dataset.
How would a patient describe JOHN GILBERT BUCKMASTER (MD)'s focus?
For JOHN GILBERT BUCKMASTER (MD), the primary taxonomy reads as Obstetrics & Gynecology Physician. Clinical services aligned with this taxonomy classification.
Where in Oregon is JOHN GILBERT BUCKMASTER (MD) registered?
Use Portland, Oregon as the headline location for JOHN GILBERT BUCKMASTER (MD) here.
Can I trust this NPI listing for JOHN GILBERT BUCKMASTER (MD)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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