MARC HERTZMAN, M.D., P.C.
NPI 1477821320
Psychiatry & Neurology - Neurology in Rockville, MD

NPI Status: Active since December 07, 2011

Contact Information

11404 OLD GEORGETOWN RD
SUITE 203
ROCKVILLE, MD
ZIP 20852
Phone: (301) 984-8800
Fax: (301) 984-8802

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  • Organization
  • Psychiatry & Neurology
  • Neurology

About MARC HERTZMAN, M.D., P.C.

This page provides the complete NPI Profile along with additional information for Marc Hertzman, M.d., P.c., a provider established in Rockville, Maryland operating as a Psychiatry & Neurology, focusing in neurology . The healthcare provider is registered in the NPI registry with number 1477821320 assigned on December 2011. The practitioner's primary taxonomy code is 2084N0400X with license number DOO16115 (MD). The provider is registered as an organization and their NPI record was last updated 15 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Marc Hertzman M.d. (Dr.)

NPI
1477821320
Provider Name
MARC HERTZMAN, M.D., P.C.
Entity Type
Organization
Location Address
11404 OLD GEORGETOWN RD SUITE 203 ROCKVILLE, MD 20852
Location Phone
(301) 984-8800
Location Fax
(301) 984-8802
Mailing Address
11404 OLD GEORGETOWN RD SUITE 203 ROCKVILLE, MD 20852
Mailing Phone
(301) 984-8800
Mailing Fax
(301) 984-8802
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-07-2011
Last Update Date
12-07-2011
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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 Neurology

Taxonomy Code
2084N0400X
Type
Allopathic & Osteopathic Physicians
License No.
DOO16115
License State
MD
Taxonomy Description
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

DR. MARC HERTZMAN M.D.

Authorized Official Title
DR.
Authorized Official Phone
(301) 984-8800

Reviews for MARC HERTZMAN, M.D., P.C.

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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 1477821320, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
0
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 8 → 16 → 7 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 1 + 6 + 2 + 2 + 3 + 4 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1477821320.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Specialist
11404 OLD GEORGETOWN RD, STE 203
ROCKVILLE, MD 20852
Dentist
11404 OLD GEORGETOWN RD, #204
ROCKVILLE, MD 20852
Dentist
11404 OLD GEORGETOWN RD, #204
ROCKVILLE, MD 20852
Dentist (Prosthodontics)
11404 OLD GEORGETOWN RD, SUITE 201
ROCKVILLE, MD 20852
Dentist (General Practice)
11404 OLD GEORGETOWN RD, SUITE 101
ROCKVILLE, MD 20852
Plastic Surgery
11404 OLD GEORGETOWN RD, SUITE 206
NORTH BETHESDA, MD 20852
Plastic Surgery
11404 OLD GEORGETOWN RD, SUITE 206
NORTH BETHESDA, MD 20852
Dentist (Oral and Maxillofacial Surgery)
11404 OLD GEORGETOWN RD, SUITE 104
ROCKVILLE, MD 20852
Plastic Surgery
11404 OLD GEORGETOWN RD, SUITE 206
ROCKVILLE, MD 20852
Dentist
11404 OLD GEORGETOWN RD, #204
ROCKVILLE, MD 20852
Dentist (Prosthodontics)
11404 OLD GEORGETOWN RD, 201
NORTH BETHESDA, MD 20852
Psychiatry & Neurology (Psychiatry)
11404 OLD GEORGETOWN RD
ROCKVILLE, MD 20852

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477821320, enumerated as an "organization" on December 07, 2011.

The provider is located at 11404 OLD GEORGETOWN RD SUITE 203 ROCKVILLE, MD 20852 and the phone number is (301) 984-8800.

Psychiatry & Neurology with taxonomy code 2084N0400X and a focus in Neurology.