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JULIA GEARY RISSMILLER M.D.
NPI 1891822250
Radiology - Diagnostic Radiology in Worcester, MA

Active since February 27, 2007PECOS Enrolled
55 LAKE AVE N, WORCESTER, MA 01655(508) 334-3850(508) 334-9108 Get Directions Write a Review

NPPES record last updated: June 8, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 8, 2021, Nov 25, 2020 (2 updates tracked since 2020).

About Julia Geary Rissmiller M.d. NPPES

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

JULIA GEARY RISSMILLER M.D. (NPI 1891822250) is an individual diagnostic radiology provider in Worcester, Massachusetts, licensed in Massachusetts (247300) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Leominster.

NPPES Registry Identity

NPI1891822250
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameJULIA GEARY RISSMILLERCredential: M.D.
Location Address55 LAKE AVE NWorcester, MA 01655-0002
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Phone(508) 334-3850
Fax(508) 334-9108
Sole ProprietorNo
Enumeration DateFebruary 27, 2007
Last NPPES UpdateJune 8, 20212 updates tracked since enumeration
NPPES CertifiedJune 8, 2021
✔ NPI 1891822250 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in MA · 247300
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
55 LAKE AVE N, Worcester, MA 01655
Open in Google Maps ↗

Secondary Practice Location 1

Location 160 Hospital RdLeominster, MA 01453-2205 · Phone (978) 466-2685 · Fax (978) 466-2746

Other Identifiers 1

Medicaid110093138AMA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Julia Geary Rissmiller 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

5

Medicare enrollment records show Julia Rissmiller reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Umass Memorial Medical Group Inc
24 mi
Internal Medicine
55 LAKE AVE N
Worcester, MA 01655
  • Reassigned Medicare billing, Massachusetts enrollment
  • 2,902 clinicians in this Medicare group
NPI 1760445373 (508) 334-1000
Umass Memorial Radiology Phys Serv
24 mi
Diagnostic Radiology
55 LAKE AVE N # S2-824, RADIOLOGY DEPARTMENT ADMINISTRATION
Worcester, MA 01655
  • Reassigned Medicare billing, Massachusetts enrollment
  • 169 clinicians in this Medicare group
NPI 1639122096 (508) 334-7755
Pratt Radiology Associates, Inc
52 mi
Diagnostic Radiology
800 WASHINGTON ST, BOX 1013
Boston, MA 02111
  • Reassigned Medicare billing, Massachusetts enrollment
  • 132 clinicians in this Medicare group
NPI 1154361780 (617) 636-5000
Washington University
994 mi
Multi-Specialty
510 S KINGSHIGHWAY BLVD
Saint Louis, MO 63110
  • Reassigned Medicare billing, Massachusetts and Missouri enrollments
NPI 1962442475 (314) 273-0770
Miracl, LLC
1,088 mi
Multi-Specialty
1000 W 10TH ST
Rolla, MO 65401
  • Reassigned Medicare billing, Missouri enrollment
  • 347 clinicians in this Medicare group
NPI 1205304300 (573) 364-9000

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 01655 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$73.22 typical visit price
range $19.11 – $144.84
Typical copayment $18.30 (range $4.77 – $36.21)
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.

HILLARY R. IRONS MD
Emergency Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 421-1400
MS. EILEEN A. DUHAMEL NP
Nurse Practitioner
55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-2710
EWA HRYNISZYN CRNA
Nurse Anesthetist, Certified Registered
55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
HELEN COPSEY PA-C
Physician Assistant
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-8585
DR. ADEPEJU GBADEBO CHAMPION M.D.
Internal Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-2731
SOWMYA KORAPATI
Internal Medicine (Hematology & Oncology)
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-3550
LAYLA FAKHRZADEH M.D.
Anesthesiology
55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
YOONYIE CHO M.D.
Anesthesiology
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-1000

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 Julia Rissmiller's NPI number?

The NPI number for Julia Rissmiller is 1891822250. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Where is Julia Rissmiller located?

Julia Rissmiller practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 334-3850.

What is Julia Rissmiller's specialty?

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

Is Julia Rissmiller enrolled in Medicare?

Yes. Julia Rissmiller is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Julia Rissmiller's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Julia Rissmiller reassigns Medicare benefits to 5 organizations: Umass Memorial Medical Group Inc (Worcester, MA), Umass Memorial Radiology Phys Serv (Worcester, MA), Pratt Radiology Associates, Inc (Boston, MA), Washington University (Saint Louis, MO) and Miracl, LLC (Rolla, MO). 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 Julia Rissmiller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Julia Rissmiller was last updated on June 8, 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.