ARLIS JEAN CIHAK ACNP
NPI 1427382787
Nurse Practitioner - Acute Care in Washington, DC

NPI Status: Active since September 18, 2009

Contact Information

3800 RESERVOIR RD NW
DEPARTMENT OF NEUROSURGERY
WASHINGTON, DC
ZIP 20007
Phone: (202) 444-4972

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  • Individual
  • Female
  • Nurse Practitioner
  • Acute Care

About ARLIS CIHAK

This page provides the complete NPI Profile along with additional information for Arlis Cihak, a provider established in Washington, District Of Columbia with a medical specialization in Nurse Practitioner, focusing in acute care . The healthcare provider is registered in the NPI registry with number 1427382787 assigned on September 2009. The practitioner's primary taxonomy code is 363LA2100X with license number RN55586 (DC). The provider is registered as an individual and her NPI record was last updated 17 years ago.

NPI
1427382787
Provider Name
ARLIS JEAN CIHAK ACNP
Gender
Female
Entity Type
Individual
Location Address
3800 RESERVOIR RD NW DEPARTMENT OF NEUROSURGERY WASHINGTON, DC 20007
Location Phone
(202) 444-4972
Mailing Address
18020 FENCE POST CT GAITHERSBURG, MD 20877
Mailing Phone
(202) 444-2491
Is Sole Proprietor?
No
Enumeration Date
09-18-2009
Last Update Date
09-18-2009
Code Navigator

A nurse practitioner (NP) like Arlis Cihak is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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

Nurse Practitioner Acute Care

Taxonomy Code
363LA2100X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
RN55586
License State
DC

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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 1427382787, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
7
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 2 → 4 3 → 6 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 6 + 8 + 4 + 7 + 1 + 6 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1427382787.

Other Providers at the Same Location


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

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Pediatrics (Pediatric Endocrinology)
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Internal Medicine (Allergy & Immunology)
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Nurse Anesthetist, Certified Registered
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Obstetrics & Gynecology
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Obstetrics & Gynecology
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Internal Medicine
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Pediatrics (Pediatric Critical Care Medicine)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Internal Medicine (Hematology & Oncology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Radiology (Vascular & Interventional Radiology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Pediatrics
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Radiology (Body Imaging)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Pediatrics (Pediatric Hematology-Oncology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Internal Medicine (Nephrology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Obstetrics & Gynecology (Maternal & Fetal Medicine)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Dermatology
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Radiology (Body Imaging)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
Surgery (Plastic and Reconstructive Surgery)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427382787, enumerated as an "individual" on September 18, 2009.

The provider is located at 3800 RESERVOIR RD NW DEPARTMENT OF NEUROSURGERY WASHINGTON, DC 20007 and the phone number is (202) 444-4972.

Nurse Practitioner with taxonomy code 363LA2100X and a focus in Acute Care.