CASSANDRA MARIA BRESNAHAN (MD) – Internal Medicine Physician, NPI 1922031921

CASSANDRA MARIA BRESNAHAN (MD) is a healthcare provider. based in Colorado springs, Colorado. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. DR.0043762 (CO). The NPI Number for CASSANDRA MARIA BRESNAHAN (MD) is 1922031921

Main info

Female
23 Years Of Experience
Accepts Medicare Assignment
Name
CASSANDRA MARIA BRESNAHAN (MD)
NPI
1922031921
Phone
(719) 776-8040
Address
2222 N Nevada Ave Ste 5001
Enumeration Date
10 July 2006
Last Update Date
26 September 2023

Doctor Profile

Medical School Name
UNIVERSITY OF TOLEDO COLLEGE OF MEDICINE
Secondary Phone
9705220122
Graduation Year
2003 (23 years ago)
PAC ID
3072638154
Group Practice PAC ID
6800928110
Professional Enrollment ID
I20100913000815
Address ID
CO807514523ST615XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience71
Completeness75
Years active:19State licenses:2Digital endpointsOther names

2,996 INTERNAL MEDICINE in CO

Provider Addresses for CASSANDRA MARIA BRESNAHAN (MD)

  • 2222 N Nevada Ave Ste 5001

    Colorado Springs, CO 809076865

    Phone: (719) 776-8040

    Fax: (719) 776-8050

    Type: Location

  • PO BOX 804

    MANITOU SPRINGS, CO 808290804

    Phone: (720) 261-5146

    Type: Mailing

  • Sterling Regional MedCenter, 615, Fairhurst Street, Sterling, Logan County, Colorado, 80751, United States

    STERLING, CO 807514523

    Phone: (970) 522-0122

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-09-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100913000815IInternal MedicineCOTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99239Hospital discharge day management, more than 30 minutes6159$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes5946$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes4330$0
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes3836$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes3634$0
View full utilization report →

Insurance plans in this area (ZIP 80907)

Loading plans...

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6800928110View full group profile
NameSpecialtyState
Internal MedicineCO

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Where can patients find CASSANDRA MARIA BRESNAHAN (MD)'s NPI?
You can confirm CASSANDRA MARIA BRESNAHAN (MD) with NPI 1922031921; it appears in the national provider directory.
Does this profile mean CASSANDRA MARIA BRESNAHAN (MD) is currently active?
Yes — CASSANDRA MARIA BRESNAHAN (MD) appears active in the national provider directory.
What does CASSANDRA MARIA BRESNAHAN (MD) treat or focus on?
Patients typically see CASSANDRA MARIA BRESNAHAN (MD) under the specialty Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Does CASSANDRA MARIA BRESNAHAN (MD) practice in Colorado?
You will see Colorado Springs, Colorado on file for CASSANDRA MARIA BRESNAHAN (MD) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

Unknown Individual

Internal Medicine Physician
East Woodmen Road, Colorado Springs, El Paso County, Colorado, 80927, United States of America
NPI: 1558364638

SUMMIT MEDICAL CLINIC, PC

Internal Medicine Physician
1380, East Fillmore Street, Papeton, Colorado Springs, El Paso County, Colorado, 80907, United States
NPI: 1992709653

DR. IWONA NIMPTSCH-KOSSEK (MD)

Internal Medicine Physician
Penrose-St. Francis Urgent Care, 3027, North Circle Drive, Papeton, Colorado Springs, El Paso County, Colorado, 80909, United States
NPI: 1205830866

DR. MICHAEL WILLIAM SPANGLER (D.O.)

Internal Medicine Physician
Printers Park Medical Plaza, 175, South Union Boulevard, Colorado Springs, El Paso County, Colorado, 80920, United States
NPI: 1841294295

DR. JANAK G JOSHI (MD)

Internal Medicine Physician
North Union Boulevard, Colorado Springs, El Paso County, Colorado, 1875, United States
NPI: 1104820539

DR. JAMES MURRAY III KINSMAN (M.D.)

Internal Medicine Physician
Printers Park Medical Plaza, 175, South Union Boulevard, Colorado Springs, El Paso County, Colorado, 80920, United States
NPI: 1528062957

DR. JOSEPH HYON-BAE KIM (M.D.)

Internal Medicine Physician
Printers Park Medical Plaza, 175, South Union Boulevard, Colorado Springs, El Paso County, Colorado, 80920, United States
NPI: 1477557890

DR. CATHERINE ANN HATCHELL (M.D.)

Internal Medicine Physician
Printers Park Medical Plaza, 175, South Union Boulevard, Colorado Springs, El Paso County, Colorado, 80920, United States
NPI: 1225033251

DR. ANN M HADDENHORST (M.D.)

Internal Medicine Physician
Printers Park Medical Plaza, 175, South Union Boulevard, Colorado Springs, El Paso County, Colorado, 80920, United States
NPI: 1235134289