Quick answers
- Which hospitals does Lawrence D. Callanan Jr. work at?
- Medicare's official clinician data lists Lawrence D. Callanan Jr. at 2 hospitals: Abbott Northwestern Hospital and Allina United Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lawrence D. Callanan Jr. see patients?
- Medicare's clinician data lists 1 practice location in Annandale, MN. Call before your visit to confirm the address.
- What is Lawrence D. Callanan Jr.'s specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Lawrence D. Callanan Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Lawrence D. Callanan Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Lawrence D. Callanan Jr. offer telehealth?
- Medicare's clinician data says Lawrence D. Callanan Jr. offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Lawrence D. Callanan Jr.?
- (320) 682-5225, as listed in official Medicare / NPI Registry data.
- What is Lawrence D. Callanan Jr.'s NPI number?
- 1124077680. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lawrence D. Callanan Jr. works
Medicare's Facility Affiliation Data lists Lawrence D. Callanan Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Abbott Northwestern HospitalMinneapolis, MN · Acute Care Hospital · CCN 240057
- Allina United HospitalSaint Paul, MN · Acute Care Hospital · CCN 240038
Practice locations
Addresses where Lawrence D. Callanan Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 440 Elm St EAnnandale, MN 55302 (320) 682‑5225
Group practices
Medicare enrollment lists Lawrence D. Callanan Jr. as a member of this group (CMS data updated 2026-10-02).
- Allina Health System3,842 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Annandale
Clinicians with the same Medicare primary specialty in Annandale, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Duke University School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1124077680 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians