LAYAN ZHANG M.D.
NPI 1801209887
Psychiatry & Neurology - Child & Adolescent Psychiatry in Gaithersburg, MD

NPI Status: Active since June 06, 2014

Contact Information

8929 SHADY GROVE CT
GAITHERSBURG, MD
ZIP 20877
Phone: (240) 261-7770
Fax: (240) 261-7770

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  • Individual
  • Female
  • Psychiatry & Neurology
  • Child & Adolescent Psychiatry
  • Accepts Insurance

About LAYAN ZHANG

This page provides the complete NPI Profile along with additional information for Layan Zhang, a provider established in Gaithersburg, Maryland with a medical specialization in Psychiatry & Neurology, focusing in child & adolescent psychiatry . The healthcare provider is registered in the NPI registry with number 1801209887 assigned on June 2014. The practitioner's primary taxonomy code is 2084P0804X with license number D83703 (MD). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1801209887
Provider Name
LAYAN ZHANG M.D.
Gender
Female
Entity Type
Individual
Location Address
8929 SHADY GROVE CT GAITHERSBURG, MD 20877
Location Phone
(240) 261-7770
Location Fax
(240) 261-7770
Mailing Address
15000 BROSCHART RD ROCKVILLE, MD 20850
Mailing Phone
(301) 251-6977
Mailing Fax
(240) 261-7770
Is Sole Proprietor?
No
Enumeration Date
06-06-2014
Last Update Date
07-15-2024
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Location Map

Secondary Locations

  • 15000 Broschart Rd
    Rockville, MD 20850
    (301) 251-6977

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 Child & Adolescent Psychiatry

Taxonomy Code
2084P0804X
Type
Allopathic & Osteopathic Physicians
License No.
D83703
License State
MD
Taxonomy Description
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

D83703 (MD)
22084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

MTL000355 (DC)

Insurance Plans Accepted

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

  • Connect 1500 Gold - EPO
  • Connect 6000 Silver - EPO
  • Connect 9800 Bronze - EPO
  • HSA Qualified 7500 Bronze - Choice Network - EPO
  • HSA-E Qualified 7500 Bronze - Signature Network - EPO
  • Providence Oregon Standard Bronze Plan - Choice Network - EPO
  • Providence Oregon Standard Bronze Plan - Signature Network - EPO
  • Providence Oregon Standard Gold Plan - Choice Network - EPO
  • Providence Oregon Standard Gold Plan - Signature Network - EPO
  • Providence Oregon Standard Silver Plan - Choice Network - EPO
  • Providence Oregon Standard Silver Plan - Signature Network - EPO

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

Reviews for LAYAN ZHANG M.D.

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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 1801209887, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
8
Unchanged
Pos 3
0
Doubled → 0
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
7
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 2 → 4 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 0 + 1 + 4 + 0 + 1 + 8 + 8 + 1 + 6 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1801209887.

Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

Social Worker (Clinical)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychiatry & Neurology (Psychiatry)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychologist
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychologist (Clinical)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Social Worker (Clinical)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychologist (Clinical)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychiatry & Neurology (Psychiatry)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Clinic/Center (Mental Health (Including Community Mental Health Center))
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Nurse Practitioner (Psychiatric/Mental Health)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Counselor (Mental Health)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Nurse Practitioner (Psychiatric/Mental Health)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Clinic/Center (Medical Specialty)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Clinic/Center (Mental Health (Including Community Mental Health Center))
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychiatry & Neurology (Psychiatry)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Nurse Practitioner (Psychiatric/Mental Health)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Social Worker (Clinical)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Psychiatry & Neurology (Psychiatry)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877
Counselor (Professional)
8929 SHADY GROVE CT
GAITHERSBURG, MD 20877

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1801209887, enumerated as an "individual" on June 06, 2014.

The provider is located at 8929 SHADY GROVE CT GAITHERSBURG, MD 20877 and the phone number is (240) 261-7770.

Psychiatry & Neurology with taxonomy code 2084P0804X and a focus in Child & Adolescent Psychiatry.

The provider might be accepting Accepts: Providence Health Plan. Please consult your insurance carrier or call the provider to verify.