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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN MATTISON DAVIS M.D.
NPI 1700857620
Psychiatry & Neurology - Psychiatry in Saint Paul, MN

Active since January 30, 2006
680 STEWART AVE, SAINT PAUL, MN 55102(800) 257-7800 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Mattison Davis M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN MATTISON DAVIS M.D. (NPI 1700857620) is an individual psychiatry provider in Saint Paul, Minnesota, licensed in Virginia (0101264206) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1700857620
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JOHN MATTISON DAVISCredential: M.D.
Location Address680 STEWART AVESaint Paul, MN 55102-4117
Mailing Address680 Stewart AveSaint Paul, MN 55102-4117 · (800) 257-7800
Phone(800) 257-7800
Sole ProprietorNo
Enumeration DateJanuary 30, 2006
Last NPPES UpdateJune 15, 2026
NPPES CertifiedJune 15, 2026
✔ NPI 1700857620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in VA · 0101264206
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Addiction MedicineTaxonomy 2084A0401X · License 0101264206 (VA)
680 STEWART AVE, Saint Paul, MN 55102
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Other Identifiers 2

Medicaid7100127820KY
OtherP00872494KY · Rr Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Sanford Health Plan.Insurance ›

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEPHANIE ANN JOHNSON MA, LPCC
Counselor (Professional)
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (651) 292-2430
HAZELDEN BETTY FORD FOUNDATION
Substance Abuse Rehabilitation Facility
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (651) 292-2477
MATTHEW MCCUNE LADC
Student in an Organized Health Care Education/Training Program
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (612) 292-2422
RECOVERY PARTNERS, PC AT ST PAUL
Psychologist (Addiction (Substance Use Disorder))
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (651) 213-4286
MR. CLAYTON THADDEUS RUDOLF PHILLIPS LADC
Counselor (Addiction (Substance Use Disorder))
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (763) 957-7677
CODY ADAMS
Counselor (Mental Health)
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (651) 292-2416
ERIC STEPHEN MANN M.A. LADC
Counselor (Addiction (Substance Use Disorder))
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (320) 333-2550
MRS. KRISTA ANN MILBRANDT R.N.
Registered Nurse (General Practice)
680 STEWART AVE
SAINT PAUL, MN 55102
Ramsey County (651) 292-2499

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 John Davis's NPI number?

The NPI number for John Davis is 1700857620. It was assigned to this individual provider in the NPPES registry on January 30, 2006.

Where is John Davis located?

John Davis practices at 680 Stewart Ave, Saint Paul, MN 55102. The listed phone number is (800) 257-7800.

What is John Davis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

What insurance does John Davis accept?

Health plans from Sanford Health Plan list John Davis 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.

When was this NPI record last updated?

The NPPES record for John Davis was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 days 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.