Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JOHN B BUDINGER D.O.
NPI 1003880386
Psychiatry & Neurology - Psychiatry in Yountville, CA

Active since February 14, 2006
220 CALIFORNIA DR, C/O MEDICAL STAFF OFFICE, YOUNTVILLE, CA 94599(707) 944-4716(707) 948-2530 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About JOHN BUDINGER

This page provides the complete NPI Profile along with additional information for John Budinger, a provider established in Yountville, California with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1003880386 assigned on February 2006. The practitioner's primary taxonomy code is 2084P0800X with license number 20A 5099 (CA). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1003880386
Provider Name
JOHN B BUDINGER D.O.
Gender
Male
Entity Type
Individual
Location Address
220 CALIFORNIA DR C/O MEDICAL STAFF OFFICE YOUNTVILLE, CA 94599
Location Phone
(707) 944-4716
Location Fax
(707) 948-2530
Mailing Address
PO BOX 942895 SACRAMENTO, CA 94295
Mailing Phone
(916) 653-0080
Mailing Fax
(916) 653-1795
Is Sole Proprietor?
No
Enumeration Date
02-14-2006
Last Update Date
07-13-2026
Code Navigator

A psychiatrist like John Budinger are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Psychiatry & Neurology Psychiatry

Taxonomy Code
2084P0800X
Type
Allopathic & Osteopathic Physicians
License No.
20A 5099
License State
CA
Taxonomy Description
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.

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1003880386, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 8 → 16 → 7 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 0 + 3 + 1 + 6 + 8 + 0 + 3 + 1 + 6 + 24 = 54

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1003880386.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Psychologist
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Psychiatry & Neurology (Psychiatry)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Dentist
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Internal Medicine
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Audiologist
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Psychologist (Clinical)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Psychologist (Clinical)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Nurse Practitioner (Adult Health)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Preventive Medicine (Public Health & General Preventive Medicine)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Nurse Practitioner (Gerontology)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Psychiatry & Neurology (Psychiatry)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Dentist
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Dentist (General Practice)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Pathology (Anatomic Pathology & Clinical Pathology)
220 CALIFORNIA DR, C/O MEDICAL STAFF OFFICE
YOUNTVILLE, CA 94599
Psychologist
220 CALIFORNIA DR, C/O MEDICAL STAFF OFFICE
YOUNTVILLE, CA 94599
Psychologist
220 CALIFORNIA DR
YOUNTVILLE, CA 94599
Family Medicine
220 CALIFORNIA DR, C/O MEDICAL STAFF OFFICE
YOUNTVILLE, CA 94599
Internal Medicine (Geriatric Medicine)
220 CALIFORNIA DR, C/O MEDICAL STAFF OFFICE
YOUNTVILLE, CA 94599
Internal Medicine (Geriatric Medicine)
220 CALIFORNIA DR
YOUNTVILLE, CA 94599

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003880386, enumerated as an "individual" on February 14, 2006.

The provider is located at 220 CALIFORNIA DR C/O MEDICAL STAFF OFFICE YOUNTVILLE, CA 94599 and the phone number is (707) 944-4716.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.