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DR. MARK GERARD O'CALLAGHAN M.D.
NPI 1023180890
Radiology - Neuroradiology in Tacoma, WA

Active since November 15, 2006PECOS EnrolledAccepts Medicare Assignment
209 MARTIN LUTHER KING JR WAY, TACOMA, WA 98405(253) 596-3300 Get Directions Write a Review

NPPES record last updated: April 28, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark Gerard O'callaghan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK GERARD O'CALLAGHAN M.D. (NPI 1023180890) is an individual neuroradiology provider in Tacoma, Washington, licensed in Washington (MD00047091) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Kaiser Permanente Central Hospital, and maintains a secondary practice location in Seattle.

NPPES Registry Identity

NPI1023180890
Entity TypeIndividualMale
Primary Taxonomy2085N0700X
Provider Legal NameDR. MARK GERARD O'CALLAGHANCredential: M.D.
Location Address209 MARTIN LUTHER KING JR WAYTacoma, WA 98405-4265
Mailing AddressTacoma Medical Center, 209 Martin Luther King Jr. WayTacoma, WA 98405 · (253) 596-3300 · Fax (253) 596-3301
Phone(253) 596-3300
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateNovember 15, 2006
Last NPPES UpdateApril 28, 2021
NPPES CertifiedApril 28, 2021
✔ NPI 1023180890 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · NeuroradiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085N0700X
License✔ Licensed in WA · MD00047091
Definition
A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
209 MARTIN LUTHER KING JR WAY, Tacoma, WA 98405
Open in Google Maps ↗

Secondary Practice Location 1

Location 11959 NE Pacific StSeattle, WA 98195-0001 · Phone (206) 598-3300

Other Identifiers 1

Medicaid8469579WA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Mark Gerard O'callaghan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7113927310
PECOS Enrollment IDI20070112000138
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

X-ray of lower and sacral spine, 2-3 views 72100
An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.
21 services21 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
20 services20 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Kaiser Permanente Central Hospital

Acute Care Hospitals · Seattle, WA
OwnershipVoluntary non-profit - Other
CMS Certification Number500052
Location201 - 16th Avenue EastSeattle, WA 98112 · King County
Emergency services

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KRISTINA SIU PETSAS M.D.
Family Medicine
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
ALEXANDRA CORNWALL PA-C
Physician Assistant
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
MRS. ANNE GARCES LAPORTE D.O.
Family Medicine
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
MR. CHRISTOPHER R WALSH PA-C
Physician Assistant
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
DR. JOEL THOMAS MCFARLAND MD
Radiology (Diagnostic Radiology)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
JONATHAN P KRYMAN MD
Pain Medicine (Pain Medicine)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
JOHN C. OSGOOD M.D.
Orthopaedic Surgery
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 596-3300
DR. ANDREW KENNETH YU PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
209 MARTIN LUTHER KING JR WAY
TACOMA, WA 98405
Pierce County (253) 383-7870

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark O'callaghan's NPI number?

The NPI number for Mark O'callaghan is 1023180890. It was assigned to this individual provider in the NPPES registry on November 15, 2006.

Where is Mark O'callaghan located?

Mark O'callaghan practices at 209 Martin Luther King Jr Way, Tacoma, WA 98405. The listed phone number is (253) 596-3300.

What is Mark O'callaghan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.

Is Mark O'callaghan enrolled in Medicare?

Yes. Mark O'callaghan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mark O'callaghan affiliated with any hospitals?

According to CMS data, Mark O'callaghan is affiliated with Kaiser Permanente Central Hospital.

When was this NPI record last updated?

The NPPES record for Mark O'callaghan was last updated on April 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.