AJAY PAL SINGH MD MEDICAL INC
NPI 1548192909
Psychiatry & Neurology - Psychiatry in Davis, CA

NPI Status: Active since June 01, 2026

Contact Information

2840 5TH ST
DAVIS, CA
ZIP 95618
Phone: (669) 900-5721
Fax: (669) 900-5721

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  • Organization
  • Psychiatry & Neurology
  • Psychiatry

About AJAY PAL SINGH MD MEDICAL INC

This page provides the complete NPI Profile along with additional information for Ajay Pal Singh Md Medical Inc, a provider established in Davis, California operating as a Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1548192909 assigned on June 2026. The practitioner's primary taxonomy code is 2084P0800X. The provider is registered as an organization and their NPI record was last updated June 2026. Ajay Pal Singh Md Medical Inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Ajay Pal Singh Md (Owner)

NPI
1548192909
Provider Name
AJAY PAL SINGH MD MEDICAL INC
Entity Type
Organization
Location Address
2840 5TH ST DAVIS, CA 95618
Location Phone
(669) 900-5721
Location Fax
(669) 900-5721
Mailing Address
2840 5TH ST DAVIS, CA 95618
Mailing Phone
(669) 900-5721
Mailing Fax
(669) 900-5721
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-01-2026
Last Update Date
06-01-2026
Code Navigator

A psychiatrist like Ajay Pal Singh Md Medical Inc 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
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.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

AJAY PAL SINGH MD

Authorized Official Title
OWNER
Authorized Official Phone
(567) 249-8041

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A118490OTHER (01)CASTATE LICENSE

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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 1548192909, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
5
Unchanged
Pos 3
4
Doubled → 8
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
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 4 → 8 1 → 2 2 → 4 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 2 + 9 + 4 + 9 + 0 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1548192909.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinic/Center (Adult Mental Health)
2840 5TH ST
DAVIS, CA 95618

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548192909, enumerated as an "organization" on June 01, 2026.

The provider is located at 2840 5TH ST DAVIS, CA 95618 and the phone number is (669) 900-5721.

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

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.