Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JAMES R MASON
NPI 1407276991
Radiology - Diagnostic Radiology in Mankato, MN

Active since April 23, 2014PECOS Enrolled
76.98/100
CMS Quality Rating
1025 MARSH ST, MANKATO, MN 56001(507) 625-4031 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 23, 2026, Feb 2, 2026, Aug 7, 2023 and 1 more (4 updates tracked since 2021).

About James R Mason NPPES

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

JAMES R MASON (NPI 1407276991) is an individual diagnostic radiology provider in Mankato, Minnesota, licensed in Minnesota (82257) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Baptist Health Medical Center - Jacksonville, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1407276991
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameJAMES R MASON
Location Address1025 MARSH STMankato, MN 56001-4752
Mailing AddressPo Box 860912Minneapolis, MN 55486-0912 · (507) 625-4031
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateApril 23, 2014
Last NPPES UpdateJuly 23, 20264 updates tracked since enumeration
NPPES CertifiedJune 24, 2026
NPI 1407276991 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in MN · 82257 Licensed in TX · R2407 Licensed in PA · OS020517 Licensed in FL · OS19944
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
1025 MARSH ST, Mankato, MN 56001

Secondary Practice Locations 2

Location 15501 Old York RdPhiladelphia, PA 19141-3018 · Phone (215) 456-6200 · Fax (215) 456-6227
Location 2119 Oakfield DrBrandon, FL 33511-5779 · Phone (904) 399-5800

Accepted Insurance

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

James R Mason 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 ID2769702950
PECOS Enrollment IDI20200708000725
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 22

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.

Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
683 services641 patients
Ct scan of blood vessels of head with contrast 70496
A CT scan of the head's blood vessels with contrast is a diagnostic procedure. A special dye (contrast) is injected into your body to make the blood vessels visible on the scan. This helps identify issues like blockages or abnormalities in your head's blood vessels.
214 services212 patients
Ct scan of blood vessels of neck with contrast 70498
A CT scan of the neck's blood vessels with contrast is a diagnostic procedure. It uses X-rays and a special dye to create detailed images of your neck's blood vessels. This helps doctors detect issues such as blockages or abnormalities.
203 services201 patients
Ct scan of upper spine without contrast 72125
A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.
193 services191 patients
Mri scan of brain without contrast 70551
An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.
160 services160 patients
Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
151 services148 patients

Hospital Affiliations CMS Care Compare 5

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

Baptist Health Medical Center - Jacksonville

Acute Care Hospitals · Jacksonville, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100088
Location800 Prudential DrJacksonville, FL 32207 · Duval County
Emergency services Birthing friendly

Baptist Medical Center Beaches

Acute Care Hospitals · Jacksonville Beach, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100117
Location1350 13th Ave SJacksonville Beach, FL 32250 · Duval County
Emergency services Birthing friendly

Baptist Medical Center - Nassau

Acute Care Hospitals · Fernandina Beach, FL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number100140
Location1250 S 18th StFernandina Beach, FL 32034 · Nassau County
Emergency services

Hca Florida Memorial Hospital

Acute Care Hospitals · Jacksonville, FL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number100179
Location3625 University Blvd SJacksonville, FL 32216 · Duval County
Emergency services Birthing friendly

Einstein Medical Center Montgomery

Acute Care Hospitals · East Norriton, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390329
Location559 West Germantown PikeEast Norriton, PA 19403 · Montgomery County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 56001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.82 typical visit price
range $56.00 – $168.28
Typical copayment $21.45 (range $14.00 – $42.07)
Most-billed visit code 99203
Established Patient
$69.74 typical visit price
range $18.32 – $138.04
Typical copayment $17.43 (range $4.58 – $34.51)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.98/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality72.91
Improvement Activities40

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.

Nurse Practitioner
1025 MARSH ST
MANKATO, MN 56001
Anesthesiology
1025 MARSH ST
MANKATO, MN 56001
Nurse Practitioner (Family)
1025 MARSH ST
MANKATO, MN 56001
Neurological Surgery
1025 MARSH ST
MANKATO, MN 56001
Nurse Practitioner
1025 MARSH ST
MANKATO, MN 56001
Pharmacist
1025 MARSH ST
MANKATO, MN 56001
Nurse Anesthetist, Certified Registered
1025 MARSH ST
MANKATO, MN 56001
Internal Medicine (Interventional Cardiology)
1025 MARSH ST
MANKATO, MN 56001

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 James Mason's NPI number?

The NPI number for James Mason is 1407276991. It was assigned to this individual provider in the NPPES registry on April 23, 2014.

Where is James Mason located?

James Mason practices at 1025 Marsh St, Mankato, MN 56001. The listed phone number is (507) 625-4031.

What is James Mason's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is James Mason enrolled in Medicare?

Yes. James Mason 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.

What insurance does James Mason accept?

Health plans from Oscar Health Maintenance Organization of Florida and Oscar Insurance Company list James Mason as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is James Mason affiliated with any hospitals?

According to CMS data, James Mason is affiliated with Baptist Health Medical Center - Jacksonville, Baptist Medical Center Beaches, Baptist Medical Center - Nassau, Hca Florida Memorial Hospital and Einstein Medical Center Montgomery.

When was this NPI record last updated?

The NPPES record for James Mason was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days 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.