Registry data as of Aug 27, 2026

Karen Breetz, M.D.

Pediatrics Physician · Billings, MT

Karen Breetz, M.D. is a pediatrics physician with a practice address in Billings, Montana, and NPI 1679778328, issued on Jun 20, 2007. Check the license on the Montana Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1679778328
Name
Karen Breetz
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
22653 WV
Self-reported in NPPES; status is on the state search
Practice location
2800 10TH Ave N, Billings, MT 59101
Phone
(406) 238-2500
Enumerated
Jun 20, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2800 10TH Ave N

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ellen Absher, FNP-CFamily Nurse Practitioner1609709997
  2. Kimberly Ackerman, FNPAdult Health Nurse Practitioner1922032861
  3. Deborah Agnew, MDPediatrics Physician1134178072
  4. Stefan AlinteRegistered Nurse1518899053
  5. Erin Allen, MDPediatrics Physician1801052758
  6. Nathan Allen, M.D.Emergency Medicine Physician1356676878

Verify Karen Breetz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical ExaminersCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Montana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Pediatrics Physician providers in Montana

There are 163 pediatrics physician records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatrics physician records in Montana

  1. Juan Adams, M.D.Billings, MT1144512096
  2. Deborah Agnew, MDBillings, MT1134178072
  3. Erin Allen, MDBillings, MT1801052758
  4. William Allen, M.D.Bozeman, MT1932409133
  5. Dee Althouse, MDHavre, MT1578776118
  6. Teresa Augustine, M.D.Helena, MT1497721013
  7. Courtney Austin, M.D.Whitefish, MT1326207333
  8. Jaclyn Bender, DOBozeman, MT1811420334
  9. Robert Benowicz, MDBozeman, MT1669505335
  10. Kathryn Bertany, MDBozeman, MT1215161427

Common questions

What is Karen Breetz, M.D.'s NPI number?

Karen Breetz, M.D.'s National Provider Identifier (NPI) is 1679778328, issued on Jun 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karen Breetz, M.D. located?

The NPPES record lists a practice address at 2800 10TH Ave N, Billings, MT, 59101. Phone: (406) 238-2500. Providers update this record themselves, so call before visiting.

How can I verify Karen Breetz, M.D.'s license?

Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.