WILLIAM RONALD GAERTNER (M.D) – Psychiatry Physician, NPI 1649267188

WILLIAM RONALD GAERTNER (M.D) is a healthcare provider. based in Fredericksburg, Virginia. specializing in Psychiatry Physician. They hold the professional credentials M.D. They hold a License No. 0101035045 (VA). The NPI Number for WILLIAM RONALD GAERTNER (M.D) is 1649267188

Main info

Male
47 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM RONALD GAERTNER (M.D)
NPI
1649267188
Phone
(540) 372-2028
Address
621 JEFFERSON DAVIS HWY
Enumeration Date
30 September 2005
Last Update Date
25 May 2022

Doctor Profile

Medical School Name
LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Secondary Phone
5407413900
Graduation Year
1979 (47 years ago)
PAC ID
3971560061
Group Practice PAC ID
0446143820
Professional Enrollment ID
I20041209001024
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience74
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for WILLIAM RONALD GAERTNER (M.D)

  • 621 JEFFERSON DAVIS HWY

    SUITE 201

    FREDERICKSBURG, VA 22401

    Phone: (540) 372-2028

    Fax: (540) 372-6541

    Type: Mailing

  • 621 EMANCIPATION HWY STE 201

    FREDERICKSBURG, VA 224014567

    Phone: (540) 372-2028

    Fax: (540) 372-6541

    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: 2004-12-09

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

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
I20041209001024IPsychiatryVATBD

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 22401)

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Provider's Procedures

WILLIAM RONALD GAERTNER (M.D) performs procedures in Psychiatry Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PSYCHIATRYVA90792Psychiatric diagnostic evaluation with medical services181126

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: 0446143820View full group profile
NameSpecialtyState
Internal MedicineVA
Hospitalist, Internal Medicine, Internal MedicineVA
Internal MedicineSC
Internal MedicineVA
Internal MedicineNY
Internal MedicineVA
Family PracticeVA
-VA
Nurse PractitionerNC
Family PracticeVA

Reviews

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Frequently asked questions

How do payers reference WILLIAM RONALD GAERTNER (M.D)?
For WILLIAM RONALD GAERTNER (M.D), use NPI 1649267188 as the unique 10-digit identifier.
Active or inactive — what applies to WILLIAM RONALD GAERTNER (M.D)?
You should see WILLIAM RONALD GAERTNER (M.D) as active in CMS-hosted NPPES data.
How would a patient describe WILLIAM RONALD GAERTNER (M.D)'s focus?
For WILLIAM RONALD GAERTNER (M.D), the primary taxonomy reads as Psychiatry Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with WILLIAM RONALD GAERTNER (M.D)?
Directory geography for WILLIAM RONALD GAERTNER (M.D) centers on Fredericksburg, Virginia.
What does 3 location(s) imply?
3 practice locations appear in the available data.

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