CHRISTOPHER JOHN WILLIAMSON (MD) – Student in an Organized Health Care Education/Training Program, NPI 1326675208

CHRISTOPHER JOHN WILLIAMSON (MD) is a healthcare provider. based in Atlanta, Georgia. specializing in RADIATION ONCOLOGY. They hold the professional credentials MD. The NPI Number for CHRISTOPHER JOHN WILLIAMSON (MD) is 1326675208

Main info

Male
Sole Proprietor
6 Years Of Experience
Accepts Medicare Assignment
Name
CHRISTOPHER JOHN WILLIAMSON (MD)
NPI
1326675208
Phone
(404) 778-7777
Address
49 JESSE HILL JR DR SE
Enumeration Date
23 March 2020
Last Update Date
23 March 2020

Doctor Profile

Medical School Name
MEDICAL COLLEGE OF GEORGIA SCHOOL OF MEDICINE
Secondary Phone
7707197071
Graduation Year
2020 (6 years ago)
PAC ID
1456781525
Group Practice PAC ID
2163325812
Professional Enrollment ID
I20250606003571
Address ID
GA302144526FA1255XWXXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience27
Completeness75
Years active:6State licenses:0Digital endpointsOther names

203 RADIATION ONCOLOGY in GA

Provider Addresses for CHRISTOPHER JOHN WILLIAMSON (MD)

  • 49 JESSE HILL JR DR SE

    ATLANTA, GA 303033049

    Phone: (404) 778-7777

    Mailing address matches the actual address.

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: 2025-06-06

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
I20250606003571IRadiation OncologyGATBD

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 30303)

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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: 2163325812View full group profile
NameSpecialtyState
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA
Radiation OncologyGA

Reviews

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Frequently asked questions

How is CHRISTOPHER JOHN WILLIAMSON (MD) identified in CMS data?
CMS-hosted NPPES data lists CHRISTOPHER JOHN WILLIAMSON (MD) with NPI 1326675208.
Can I rely on CHRISTOPHER JOHN WILLIAMSON (MD) being an active provider?
As of the registry snapshot, CHRISTOPHER JOHN WILLIAMSON (MD) is marked active.
What is CHRISTOPHER JOHN WILLIAMSON (MD)'s primary classification?
Student in an Organized Health Care Education/Training Program is the headline specialty for CHRISTOPHER JOHN WILLIAMSON (MD) here. Clinical services aligned with this taxonomy classification.
Does CHRISTOPHER JOHN WILLIAMSON (MD) list a practice location?
Patients near Atlanta, Georgia may find CHRISTOPHER JOHN WILLIAMSON (MD) in results; validate coverage separately.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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