JAMES S MALLERY MD
NPI 1851331441
Internal Medicine - Gastroenterology in St Louis Park, MN
About James S Mallery Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES S MALLERY MD (NPI 1851331441) is an individual gastroenterology provider in St Louis Park, Minnesota, licensed in Minnesota (36617) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Fairview Lakes Health Services, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
James S Mallery Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
10Medicare enrollment records show James Mallery reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
St Louis Park, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: Park Nicollet Clinic
- 2,527 clinicians in this Medicare group
Minneapolis, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 clinicians in this Medicare group
St Louis Park, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- 1,453 clinicians in this Medicare group
Edina, MN 55435
- Reassigned Medicare billing, Minnesota enrollment
- 3,633 clinicians in this Medicare group
Edina, MN 55435
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 671 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 2,373 clinicians in this Medicare group
Minneapolis, MN 55455
- Reassigned Medicare billing, Minnesota enrollment
- 1,662 clinicians in this Medicare group
Saint Paul, MN 55104
- Reassigned Medicare billing, Minnesota enrollment
- 1,178 clinicians in this Medicare group
Woodbury, MN 55125
- Reassigned Medicare billing, Minnesota enrollment
- 955 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Fairview Lakes Health Services
Acute Care Hospitals · Wyoming, MNM Health Fairview Southdale Hospital
Acute Care Hospitals · Edina, MNM Health Fairview University Of Mn
Acute Care Hospitals · Minneapolis, MNM Health Fairview St John's Hospital
Acute Care Hospitals · Maplewood, MNM Health Fairview Woodwinds Hospital
Acute Care Hospitals · Woodbury, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55426 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 James Mallery's NPI number?
The NPI number for James Mallery is 1851331441. It was assigned to this individual provider in the NPPES registry on June 8, 2006.
Where is James Mallery located?
James Mallery practices at 6500 Excelsior Blvd Suite 4-820 Digestive And Endoscopy Center Methodist Hospital, St Louis Park, MN 55426. The listed phone number is (952) 993-3240.
What is James Mallery's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is James Mallery enrolled in Medicare?
Yes. James Mallery is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for James Mallery's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Mallery reassigns Medicare benefits to 10 organizations: Park Nicollet Methodist Hospital (St Louis Park, MN), Fairview Clinics (Minneapolis, MN), University Of Minnesota Physicians (St Louis Park, MN), Fairview Express Care (Edina, MN), Fairview Health Services (Edina, MN) and 5 more organizations, listed in the Medicare section above. 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 James Mallery's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Mallery accept?
Health plans from Sanford Health Plan list James Mallery as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is James Mallery affiliated with any hospitals?
According to CMS data, James Mallery is affiliated with Fairview Lakes Health Services, M Health Fairview Southdale Hospital, M Health Fairview University Of Mn, M Health Fairview St John's Hospital and M Health Fairview Woodwinds Hospital.
When was this NPI record last updated?
The NPPES record for James Mallery was last updated on November 7, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# James S Mallery, MD · NPI 1851331441
Gastroenterology physician in St Louis Park, Minnesota. Individual provider, active in the CMS NPPES registry since June 8, 2006.
## Identity
- **NPI:** 1851331441 (Entity type: Individual)
- **Enumerated:** June 8, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 36617 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 6500 EXCELSIOR BLVD SUITE 4-820, DIGESTIVE AND ENDOSCOPY CENTER METHODIST HOSPITAL, St Louis Park, MN 55426
- **Phone:** (952) 993-3240 · **Fax:** (952) 993-2640
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 10 organizations under Medicare reassignment (form CMS-855R): Park Nicollet Methodist Hospital (NPI 1194113217, St Louis Park, MN); Fairview Clinics (NPI 1447442132, Minneapolis, MN); University Of Minnesota Physicians (NPI 1144368531, St Louis Park, MN); Fairview Express Care (NPI 1538542204, Edina, MN); Fairview Health Services (NPI 1699752915, Edina, MN); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1990
## Record status
- **NPPES last updated:** November 7, 2012
- **Other identifiers:** Medicare ID-Type Unspecified 110005138 (MN); Medicare UPIN G71108; Medicaid 834323300 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1851331441) · Data from the CMS NPPES public registry.