CLINICAL RESEARCH GROUP
NPI 1568821379
Sleep Specialist, PhD in Bethesda, MD

NPI Status: Active since February 22, 2016

Contact Information

5160 POOKS HILL RD
STE 7
BETHESDA, MD
ZIP 20814
Phone: (410) 582-9300
Fax: (888) 863-6470

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  • Organization
  • Sleep Specialist, PhD

About CLINICAL RESEARCH GROUP

This page provides the complete NPI Profile along with additional information for Clinical Research Group, a provider established in Bethesda, Maryland operating as a Sleep Specialist, Phd. The healthcare provider is registered in the NPI registry with number 1568821379 assigned on February 2016. The practitioner's primary taxonomy code is 173F00000X with license number 03368 (MD). The provider is registered as an organization and their NPI record was last updated 10 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 Mr. James R Perlstrom Phd (Owner)

NPI
1568821379
Provider Name
CLINICAL RESEARCH GROUP
Entity Type
Organization
Location Address
5160 POOKS HILL RD STE 7 BETHESDA, MD 20814
Location Phone
(410) 582-9300
Location Fax
(888) 863-6470
Mailing Address
5160 POOKS HILL RD STE 7 BETHESDA, MD 20814
Mailing Phone
(410) 582-9300
Mailing Fax
(888) 863-6470
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-22-2016
Last Update Date
02-22-2016
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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

Sleep Specialist, PhD

Taxonomy Code
173F00000X
Type
Other Service Providers
License No.
03368
License State
MD
Taxonomy Description
Sleep medicine is a clinical specialty with a focus on clinical problems that require accurate diagnosis and treatment. The knowledge base of sleep medicine is derived from many disciplines including neuroanatomy, neurophysiology, respiratory physiology, pharmacology, psychology, psychiatry, neurology, general internal medicine, pulmonary medicine, and pediatrics as well as others.

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

MR. JAMES R PERLSTROM PHD

Authorized Official Title
OWNER
Authorized Official Phone
(410) 582-9300

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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 1568821379, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
5
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
9
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 6 → 12 → 3 8 → 16 → 7 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 2 + 8 + 1 + 6 + 2 + 2 + 3 + 1 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1568821379.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1568821379, enumerated as an "organization" on February 22, 2016.

The provider is located at 5160 POOKS HILL RD STE 7 BETHESDA, MD 20814 and the phone number is (410) 582-9300.

Sleep Specialist, PhD with taxonomy code 173F00000X.