DR. TREVOR LYNN BLACKSTOCK MD
NPI 1770414518
Psychiatry & Neurology - Psychiatry in Charleston, SC

NPI Status: Active since May 28, 2026

Contact Information

169 ASHLEY AVENUE
ROOM 202 MAIN HOSPITAL, MSC 333
CHARLESTON, SC
ZIP 29425
Phone: (843) 792-0192

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About TREVOR BLACKSTOCK

This page provides the complete NPI Profile along with additional information for Trevor Blackstock, a provider established in Charleston, South Carolina with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1770414518 assigned on May 2026. The practitioner's primary taxonomy code is 2084P0800X with license number LL96983 (SC). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1770414518
Provider Name
DR. TREVOR LYNN BLACKSTOCK MD
Gender
Male
Entity Type
Individual
Location Address
169 ASHLEY AVENUE ROOM 202 MAIN HOSPITAL, MSC 333 CHARLESTON, SC 29425
Location Phone
(843) 792-0192
Mailing Address
169 ASHLEY AVENUE ROOM 202 MAIN HOSPITAL, MSC 333 CHARLESTON, SC 29425
Is Sole Proprietor?
Yes
Enumeration Date
05-28-2026
Last Update Date
05-28-2026
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A psychiatrist like Trevor Blackstock 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.
LL96983
License State
SC
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 1770414518, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
1
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
1
Doubled → 2
Check
8
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 4 → 8 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 8 + 1 + 8 + 5 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1770414518.

Other Providers at the Same Location


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

Physical Therapist (Pediatrics)
169 ASHLEY AVENUE, RM 396 3SW WING
CHARLESTON, SC 29425
Student in an Organized Health Care Education/Training Program
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL
CHARLESTON, SC 29425
Surgery
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC333
CHARLESTON, SC 29425
Anesthesiology
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Obstetrics & Gynecology
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC333
CHARLESTON, SC 29425
Psychiatry & Neurology (Psychiatry)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC 333
CHARLESTON, SC 29425
Internal Medicine
169 ASHLEY AVENUE, MAIN HOSPITAL RM 202 MSC333
CHARLESTON, SC 29425
Surgery
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC 333
CHARLESTON, SC 29425
Anesthesiology
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Pathology (Anatomic Pathology & Clinical Pathology)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC 333
CHARLESTON, SC 29425
Internal Medicine
169 ASHLEY AVENUE, ROOM 202 MUH, MSC 333
CHARLESTON, SC 29425
Pathology (Anatomic Pathology & Clinical Pathology)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL
CHARLESTON, SC 29425
Psychiatry & Neurology (Psychiatry)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC333
CHARLESTON, SC 29425
Pathology (Anatomic Pathology & Clinical Pathology)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL
CHARLESTON, SC 29425
Psychiatry & Neurology (Psychiatry)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Internal Medicine
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Psychiatry & Neurology (Psychiatry)
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL MSC333
CHARLESTON, SC 29425
Internal Medicine
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC333
CHARLESTON, SC 29425
Surgery
169 ASHLEY AVENUE, ROOM 202 MAIN HOSPITAL, MSC333
CHARLESTON, SC 29425
Internal Medicine
169 ASHLEY AVENUE, ROOM 202 MSC333
CHARLESTON, SC 29425

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770414518, enumerated as an "individual" on May 28, 2026.

The provider is located at 169 ASHLEY AVENUE ROOM 202 MAIN HOSPITAL, MSC 333 CHARLESTON, SC 29425 and the phone number is (843) 792-0192.

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