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DR. JAMES MARTIN PRIETO M.D.
NPI 1184004707
Surgery in Portsmouth, VA

Active since June 09, 2015PECOS Enrolled
620 JOHN PAUL JONES CIR, PORTSMOUTH, VA 23708(757) 953-5008 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. James Martin Prieto M.d. NPPES

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

DR. JAMES MARTIN PRIETO M.D. (NPI 1184004707) is an individual surgery provider in Portsmouth, Virginia, licensed in Arizona (67629) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1184004707
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. JAMES MARTIN PRIETOCredential: M.D.
Location Address620 JOHN PAUL JONES CIRPortsmouth, VA 23708-2111
Mailing Address620 John Paul Jones CirPortsmouth, VA 23708-2111 · (757) 953-5008
Phone(757) 953-5008
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJune 9, 2015
Last NPPES UpdateJune 30, 2026
NPPES CertifiedJune 30, 2026
✔ NPI 1184004707 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in AZ · 67629
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedMilitary Health Care ProviderTaxonomy 171000000X
Also ListedSurgery · Pediatric SurgeryTaxonomy 2086S0120X · License 165987 (MT)
620 JOHN PAUL JONES CIR, Portsmouth, VA 23708
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Secondary Practice Locations 3

Location 1202 Conway Dr Ste 200Kalispell, MT 59901-3153 · Phone (406) 758-7490 · Fax (406) 758-7080
Location 21919 E Thomas RdPhoenix, AZ 85016 · Phone (602) 933-1000
Location 3Naval Medical Ctr, 34800 Bob Wilson DriveSan Diego, CA 92134-5000 · Phone (619) 532-9795 · Fax (619) 532-7508

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James Martin Prieto M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8022575521
PECOS Enrollment IDI20260805000156
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.

Medicare Billing Reassignment

Medicare enrollment records show James Prieto reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kalispell Regional Medical Center Inc
2,054 mi
Family Medicine
106 RIDGEWATER DR STE A
Polson, MT 59860
  • Reassigned Medicare billing, Montana enrollment
  • 483 clinicians in this Medicare group
NPI 1528386802 (406) 883-3200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 23708 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$70.08 typical visit price
range $18.07 – $138.91
Typical copayment $17.52 (range $4.51 – $34.72)
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.

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.

MEREDITH TVERDOSI CRNA
Nurse Anesthetist, Certified Registered
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-3238
ERIC FRANCIS SULAVA
Emergency Medicine
620 JOHN PAUL JONES CIR, NAVAL MEDICAL CENTER PORTSMOUTH
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-0669
MRS. TIFFNY KUPER RHH
Dental Hygienist
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-2711
DR. LAKEISHA GOODE PHARMD
Pharmacist
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-7462
JASMINE WOOD MD
Surgery
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-1895
NICHOLAS FANSELOW
General Practice
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-0669
DR. DAVID JESSEN MD
Military Health Care Provider
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-2518
DR. DANIEL VERNON UNGER M.D.
Orthopaedic Surgery
620 JOHN PAUL JONES CIR, NAVAL MEDICAL CENTER
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-1888

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 Prieto's NPI number?

The NPI number for James Prieto is 1184004707. It was assigned to this individual provider in the NPPES registry on June 9, 2015.

Where is James Prieto located?

James Prieto practices at 620 John Paul Jones Cir, Portsmouth, VA 23708. The listed phone number is (757) 953-5008.

What is James Prieto's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is James Prieto enrolled in Medicare?

Yes. James Prieto is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for James Prieto's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Prieto reassigns Medicare benefits to Kalispell Regional Medical Center Inc (Polson, MT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for James Prieto's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does James Prieto accept?

Health plans from Blue Cross and Blue Shield of Montana list James Prieto 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.

When was this NPI record last updated?

The NPPES record for James Prieto was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.