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Family Practice

Sarah Halloran

Works at hospitals in Minneapolis, MN · Saint Paul, MN · Minnesota

Summary

Sarah Halloran is a family doctor at 440 Elm St E, Annandale, MN 55302. Phone: (320) 682-5225. Accepts Medicare assignment. In 2024, Sarah Halloran had 142 Original Medicare patients and 775 services. NPI 1629531363. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Sarah Halloran, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Sarah Halloran accept Medicare assignment?
Yes. Medicare's clinician data says Sarah Halloran accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Sarah Halloran see?
In 2024, CMS data shows 142 Original Medicare patients and 775 services for Sarah Halloran. This counts Original Medicare only and measures volume, not quality.
What is Sarah Halloran's NPI number?
1629531363. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Sarah Halloran, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients142
Services billed to Medicare775
Different services or procedures96
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)83 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)67 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)51 services
  4. Blood test, basic group of blood chemicals (calcium, total) (80048)45 services
  5. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)35 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure68%
  • High cholesterol68%
  • Arthritis37%
  • Chronic kidney disease31%
  • Depression28%
  • Anxiety27%

Hospitals where Sarah Halloran works

Medicare's Facility Affiliation Data lists Sarah Halloran at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Sarah Halloran is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sarah Halloran as a member of this group (CMS data updated October 2, 2026).

  • Allina Health System3,842 clinicians in the group

Specialties

Find other Family Practice doctors in Minnesota →

Other family doctors in Annandale

Clinicians with the same Medicare primary specialty in Annandale, MN — not a recommendation.

All family doctors in Annandale →

Other clinicians in Allina Health System

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1629531363
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians