DR. RYAN ELLIOTT
NPI 1477318509
Psychiatry & Neurology - Psychiatry in San Diego, CA

NPI Status: Active since February 19, 2024

Contact Information

200 W. ARBOR DR
SAN DIEGO, CA
ZIP 92103
Phone: (619) 543-8254

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About RYAN ELLIOTT

This page provides the complete NPI Profile along with additional information for Ryan Elliott, a provider established in San Diego, California with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1477318509 assigned on February 2024. The practitioner's primary taxonomy code is 2084P0800X with license number A204376 (CA). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1477318509
Provider Name
DR. RYAN ELLIOTT
Gender
Male
Entity Type
Individual
Location Address
200 W. ARBOR DR SAN DIEGO, CA 92103
Location Phone
(619) 543-8254
Mailing Address
200 W. ARBOR DRIVE SAN DIEGO, CA 92103
Is Sole Proprietor?
Yes
Enumeration Date
02-19-2024
Last Update Date
03-07-2026
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A psychiatrist like Ryan Elliott 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.

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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.
A204376
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 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 1477318509, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 7 → 14 → 5 3 → 6 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 6 + 1 + 1 + 6 + 5 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1477318509.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Neurological Surgery
200 W. ARBOR DR, 8893
SAN DIEGO, CA 92103
Otolaryngology (Otology & Neurotology)
200 W. ARBOR DR, MC 8895
SAN DIEGO, CA 92103
Student in an Organized Health Care Education/Training Program
200 W. ARBOR DR
SAN DIEGO, CA 92103
Student in an Organized Health Care Education/Training Program
200 W. ARBOR DR
SAN DIEGO, CA 92103
Radiology (Diagnostic Radiology)
200 W. ARBOR DR, MPF - L044
SAN DIEGO, CA 92103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477318509, enumerated as an "individual" on February 19, 2024.

The provider is located at 200 W. ARBOR DR SAN DIEGO, CA 92103 and the phone number is (619) 543-8254.

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