MR. ISAAC JOSEPH YOHANAS MA
NPI 1386767218
Counselor - Professional in Owings Mills, MD

NPI Status: Active since April 07, 2007

Contact Information

10806 REISTERSTOWN RD
SUITE 3C
OWINGS MILLS, MD
ZIP 21117
Phone: (410) 356-9466
Fax: (410) 363-2189

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  • Individual
  • Male
  • Counselor
  • Professional

About ISAAC YOHANAS

This page provides the complete NPI Profile along with additional information for Isaac Yohanas, a provider established in Owings Mills, Maryland with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1386767218 assigned on April 2007. The practitioner's primary taxonomy code is 101YP2500X with license number LC0392 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1386767218
Provider Name
MR. ISAAC JOSEPH YOHANAS MA
Gender
Male
Entity Type
Individual
Location Address
10806 REISTERSTOWN RD SUITE 3C OWINGS MILLS, MD 21117
Location Phone
(410) 356-9466
Location Fax
(410) 363-2189
Mailing Address
10806 REISTERSTOWN RD SUITE 3C OWINGS MILLS, MD 21117
Mailing Phone
(410) 356-9466
Mailing Fax
(410) 363-2189
Is Sole Proprietor?
Yes
Enumeration Date
04-07-2007
Last Update Date
09-11-2025
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
LC0392
License State
MD

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

LCA029 (MD)
2101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

LC0392 (MD)

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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 1386767218, 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
3
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
6
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
6
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
2
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 8 → 16 → 7 7 → 14 → 5 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 6 + 6 + 1 + 4 + 6 + 1 + 4 + 2 + 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 1386767218.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Counselor (Professional)
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Counselor (Mental Health)
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Social Worker (Clinical)
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Acupuncturist
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Clinic/Center (Mental Health (Including Community Mental Health Center))
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Counselor (Professional)
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117
Clinic/Center (Mental Health (Including Community Mental Health Center))
10806 REISTERSTOWN RD, SUITE 1B
OWINGS MILLS, MD 21117

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1386767218, enumerated as an "individual" on April 07, 2007.

The provider is located at 10806 REISTERSTOWN RD SUITE 3C OWINGS MILLS, MD 21117 and the phone number is (410) 356-9466.

Counselor with taxonomy code 101YP2500X and a focus in Professional.