DR. MARK DAVID WALSH M.D.
NPI 1093850737
Psychiatry & Neurology - Psychiatry in Salisbury, MD

NPI Status: Active since February 20, 2007

Contact Information

106 MILFORD ST
SUITE 306
SALISBURY, MD
ZIP 21804
Phone: (410) 677-6500
Fax: (410) 677-6502

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Psychiatry

About MARK WALSH

This page provides the complete NPI Profile along with additional information for Mark Walsh, a provider established in Salisbury, Maryland with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1093850737 assigned on February 2007. The practitioner's primary taxonomy code is 2084P0800X with license number D0046237 (MD). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1093850737
Provider Name
DR. MARK DAVID WALSH M.D.
Gender
Male
Entity Type
Individual
Location Address
106 MILFORD ST SUITE 306 SALISBURY, MD 21804
Location Phone
(410) 677-6500
Location Fax
(410) 677-6502
Mailing Address
106 MILFORD ST SUITE 306 SALISBURY, MD 21804
Mailing Phone
(410) 677-6500
Mailing Fax
(410) 677-6502
Is Sole Proprietor?
Yes
Enumeration Date
02-20-2007
Last Update Date
07-08-2007
Code Navigator

A psychiatrist like Mark Walsh 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.
D0046237
License State
MD
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.

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

16329 (SC)

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.

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.

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
359054OTHER (01)MAMSI MDIPA
522172306OTHER (01)TRICARE
9753OTHER (01)MDCAREFIRST BC BS
016 RMEDICARE ID-TYPE UNSPECIFIED (04) 
161811300MEDICAID (05)MD 
F84078MEDICARE UPIN (02) 

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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 1093850737, 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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
0
Doubled → 0
Pos 8
7
Unchanged
Pos 9
3
Doubled → 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 9 → 18 → 9 8 → 16 → 7 0 → 0 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 1 + 6 + 5 + 0 + 7 + 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 1093850737.

Other Providers at the Same Location


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

Internal Medicine (Interventional Cardiology)
106 MILFORD ST, SUITE 605
SALISBURY, MD 21804
Internal Medicine (Interventional Cardiology)
106 MILFORD ST, SUITE 605
SALISBURY, MD 21804
Podiatrist
106 MILFORD ST, STE 504A
SALISBURY, MD 21804
Podiatrist
106 MILFORD ST, SUITE 504-A
SALISBURY, MD 21804
Internal Medicine
106 MILFORD ST, SUITE 103
SALISBURY, MD 21804
Clinic/Center (Magnetic Resonance Imaging (MRI))
106 MILFORD ST, SUITE 602
SALISBURY, MD 21804
Nurse Practitioner
106 MILFORD ST, STE 201
SALISBURY, MD 21804
Nurse Practitioner (Adult Health)
106 MILFORD ST, SUITE605
SALISBURY, MD 21804
Psychologist (Clinical Child & Adolescent)
106 MILFORD ST, SUITE 104
SALISBURY, MD 21804
Internal Medicine
106 MILFORD ST, SUITE 306
SALISBURY, MD 21804
Podiatrist
106 MILFORD ST, SUITE 504A
SALISBURY, MD 21804
Podiatrist
106 MILFORD ST, SUITE 504-A
SALISBURY, MD 21804
Plastic Surgery
106 MILFORD ST, STE. 305
SALISBURY, MD 21804
Podiatrist
106 MILFORD ST, SUITE 403
SALISBURY, MD 21804
Specialist
106 MILFORD ST, SUITE 701
SALISBURY, MD 21804
Dentist (General Practice)
106 MILFORD ST, SUITE 106
SALISBURY, MD 21804
Specialist
106 MILFORD ST, SUITE 105
SALISBURY, MD 21804
Psychologist (Clinical)
106 MILFORD ST, SUITE 104
SALISBURY, MD 21804
Internal Medicine
106 MILFORD ST, STE 504B
SALISBURY, MD 21804
Dentist (General Practice)
106 MILFORD ST, SUITE 502
SALISBURY, MD 21804

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093850737, enumerated as an "individual" on February 20, 2007.

The provider is located at 106 MILFORD ST SUITE 306 SALISBURY, MD 21804 and the phone number is (410) 677-6500.

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

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