DR. SARAH K KEENAN DNP
NPI 1093482820
Nurse Practitioner - Psychiatric/Mental Health in Annapolis, MD

NPI Status: Active since August 28, 2021

Contact Information

1125 WEST ST STE 316
ANNAPOLIS, MD
ZIP 21401
Phone: (240) 771-5793

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  • Individual
  • Female
  • Nurse Practitioner
  • Psychiatric/Mental Health

About SARAH KEENAN

This page provides the complete NPI Profile along with additional information for Sarah Keenan, a provider established in Annapolis, Maryland with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1093482820 assigned on August 2021. The practitioner's primary taxonomy code is 363LP0808X with license number R226299 (MD). The provider is registered as an individual and her NPI record was last updated 4 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.

NPI
1093482820
Provider Name
DR. SARAH K KEENAN DNP
Gender
Female
Entity Type
Individual
Location Address
1125 WEST ST STE 316 ANNAPOLIS, MD 21401
Location Phone
(240) 771-5793
Mailing Address
PO BOX 423 PERRY HALL, MD 21128
Mailing Phone
(410) 292-4178
Is Sole Proprietor?
Yes
Enumeration Date
08-28-2021
Last Update Date
07-04-2022
Code Navigator

A nurse practitioner (NP) like Sarah Keenan 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 Psychiatric/Mental Health

Taxonomy Code
363LP0808X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
R226299
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)
1163WP0808XNursing Service Providers

Registered Nurse
Psychiatric/Mental Health

R226299 (MD)

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.

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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 1093482820, 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
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 9 → 18 → 9 4 → 8 2 → 4 2 → 4

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 + 8 + 8 + 4 + 8 + 4 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1093482820.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093482820, enumerated as an "individual" on August 28, 2021.

The provider is located at 1125 WEST ST STE 316 ANNAPOLIS, MD 21401 and the phone number is (240) 771-5793.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.