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KATHERINE MARY TOBIN M.D.
NPI 1316922057
Radiology - Diagnostic Radiology in Portsmouth, NH

Active since December 14, 2005PECOS Enrolled
579 SAGAMORE AVE, UNIT 60, PORTSMOUTH, NH 03801(952) 595-1100(612) 294-4903 Get Directions Write a Review

NPPES record last updated: September 20, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Katherine Mary Tobin M.d. NPPES

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

KATHERINE MARY TOBIN M.D. (NPI 1316922057) is an individual diagnostic radiology provider in Portsmouth, New Hampshire, licensed in New Hampshire (12977) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316922057
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameKATHERINE MARY TOBINCredential: M.D.
Location Address579 SAGAMORE AVE, UNIT 60Portsmouth, NH 03801-5584
Mailing Address11995 Singletree Ln, Suite 500Eden Prairie, MN 55344-5347 · (952) 595-1301 · Fax (612) 294-4903
Phone(952) 595-1100
Fax(612) 294-4903
Sole ProprietorNo
Enumeration DateDecember 14, 2005
Last NPPES UpdateSeptember 20, 2016
✔ NPI 1316922057 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 NH · 12977✔ Licensed in WA · MD00045643
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
579 SAGAMORE AVE, Portsmouth, NH 03801
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Other Names 1

Professional Name (2)Katherine Mary Dugan M.d.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Mary Tobin M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

3

Medicare enrollment records show Katherine Tobin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Littleton Hospital Association
70 mi
Orthopaedic Surgery
12 YEATON RD, DR. DANIEL O'NEILL
Plymouth, NH 03264
  • Reassigned Medicare billing, New Hampshire enrollment
  • 219 clinicians in this Medicare group
NPI 1033487582 (603) 536-2270
Geisinger-Hm Joint Venture LLC
335 mi
Internal Medicine
255 ROUTE 220 HIGHWAY
Muncy, PA 17756
  • Reassigned Medicare billing, New Hampshire enrollment
  • 4 clinicians in this Medicare group
NPI 1952076119 (570) 308-2600
Radiology Alliance PC
978 mi
Diagnostic Radiology
210 25TH AVE N STE 602
Nashville, TN 37203
  • Reassigned Medicare billing, New Hampshire enrollment
  • 12 clinicians in this Medicare group
NPI 1861478489 (615) 312-0600

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 03801 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
$89.14 typical visit price
range $57.75 – $174.26
Typical copayment $22.28 (range $14.43 – $43.56)
Most-billed visit code 99203
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
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.

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 Katherine Tobin's NPI number?

The NPI number for Katherine Tobin is 1316922057. It was assigned to this individual provider in the NPPES registry on December 14, 2005. The provider is also known as Katherine Mary Dugan M.D..

Where is Katherine Tobin located?

Katherine Tobin practices at 579 Sagamore Ave Unit 60, Portsmouth, NH 03801. The listed phone number is (952) 595-1100.

What is Katherine Tobin's specialty?

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

Is Katherine Tobin enrolled in Medicare?

Yes. Katherine Tobin is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Katherine Tobin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Tobin reassigns Medicare benefits to 3 organizations: Littleton Hospital Association (Plymouth, NH), Geisinger-Hm Joint Venture LLC (Muncy, PA) and Radiology Alliance PC (Nashville, TN). Each 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 Katherine Tobin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katherine Tobin accept?

Health plans from Blue Cross and Blue Shield of Texas and Oscar Health list Katherine Tobin 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 Katherine Tobin was last updated on September 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.