DR. GERALD JOHNSTONE PALAGALLO (M.D.) – Diagnostic Radiology Physician, NPI 1083925085

DR. GERALD JOHNSTONE PALAGALLO (M.D.) is a healthcare provider. based in Saint louis, Missouri. specializing in DIAGNOSTIC RADIOLOGY. They hold the professional credentials M.D.. They hold a License No. 2015011043 (MO). The NPI Number for DR. GERALD JOHNSTONE PALAGALLO (M.D.) is 1083925085

Main info

Male
16 Years Of Experience
Accepts Medicare Assignment
Name
DR. GERALD JOHNSTONE PALAGALLO (M.D.)
NPI
1083925085
Phone
(314) 991-8200
Address
11475 OLDE CABIN RD STE 200
Enumeration Date
24 June 2010
Last Update Date
13 July 2020

Doctor Profile

Medical School Name
WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
6362398250
Graduation Year
2010 (16 years ago)
PAC ID
6608165519
Group Practice PAC ID
8527966944
Professional Enrollment ID
I20160517000853
Address ID
MO630903127WA901XXSTXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience68
Completeness75
Years active:15State licenses:2Digital endpointsOther names

1,218 DIAGNOSTIC RADIOLOGY in MO

Provider Addresses for DR. GERALD JOHNSTONE PALAGALLO (M.D.)

  • 11475 OLDE CABIN RD STE 200

    SAINT LOUIS, MO 631417129

    Phone: (314) 991-8200

    Fax: (314) 991-8206

    Type: Mailing

  • 615 S NEW BALLAS RD

    SAINT LOUIS, MO 631418221

    Phone: (314) 251-6000

    Type: Location

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: 2023-02-18

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
I20160517000853IDiagnostic RadiologyMOTBD
I20230218000489IDiagnostic RadiologyOKTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
70450Ct scan head or brain without contrast516504$0
71045X-ray of chest, 1 view222211$0
72125Ct scan of upper spine without contrast219215$0
70553Mri scan of brain before and after contrast139139$0
72110X-ray of lower and sacral spine, minimum of 4 views138137$0
View full utilization report →

Insurance plans in this area (ZIP 63141)

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Provider's Procedures

DR. GERALD JOHNSTONE PALAGALLO (M.D.) performs procedures in DIAGNOSTIC RADIOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
DIAGNOSTIC RADIOLOGYMO74177CT scan of abdomen and pelvis with contrast106103

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: 8527966944View full group profile
NameSpecialtyState
Diagnostic RadiologyMO
Diagnostic RadiologyMO
Radiation OncologyMO
Diagnostic RadiologyIL
Diagnostic RadiologyMO
Radiation OncologyMO
-MO
Nurse PractitionerMO
Diagnostic RadiologyMO
Interventional Radiology, Diagnostic RadiologyMO

Reviews

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Frequently asked questions

Does DR. GERALD JOHNSTONE PALAGALLO (M.D.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DR. GERALD JOHNSTONE PALAGALLO (M.D.) uses 1083925085.
Does the file indicate DR. GERALD JOHNSTONE PALAGALLO (M.D.) is practicing under active NPI?
Directory data currently reports DR. GERALD JOHNSTONE PALAGALLO (M.D.) as active.
What taxonomy line describes DR. GERALD JOHNSTONE PALAGALLO (M.D.)?
For research purposes, treat DR. GERALD JOHNSTONE PALAGALLO (M.D.) as Diagnostic Radiology Physician in this dataset. Clinical services aligned with this taxonomy classification.
Does DR. GERALD JOHNSTONE PALAGALLO (M.D.) list a practice location?
Patients near Saint Louis, Missouri may find DR. GERALD JOHNSTONE PALAGALLO (M.D.) in results; validate coverage separately.
Is the information about DR. GERALD JOHNSTONE PALAGALLO (M.D.) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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