JOSEPH MANN CRNP
NPI 1346876968
Nurse Practitioner - Family in Olney, MD

NPI Status: Active since March 15, 2020

Contact Information

3110 OLNEY SANDY SPRING RD
OLNEY, MD
ZIP 20832
Phone: (301) 774-6155

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NPPES record last updated: April 7, 2020. Verified against the NPPES registry weekly; last sync: July 12, 2026.

Record update history: Apr 7, 2020, Mar 15, 2020 (2 updates tracked since 2020).

  • Individual
  • Male
  • Nurse Practitioner
  • Family

About JOSEPH MANN

This page provides the complete NPI Profile along with additional information for Joseph Mann, a provider established in Olney, Maryland with a medical specialization in Nurse Practitioner, focusing in family . The healthcare provider is registered in the NPI registry with number 1346876968 assigned on March 2020. The practitioner's primary taxonomy code is 363LF0000X with license number R220291 (MD). The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI
1346876968
Provider Name
JOSEPH MANN CRNP
Gender
Male
Entity Type
Individual
Location Address
3110 OLNEY SANDY SPRING RD OLNEY, MD 20832
Location Phone
(301) 774-6155
Mailing Address
7105 BITER LN HIGHLAND, MD 20777
Mailing Phone
(443) 896-6076
Is Sole Proprietor?
No
Enumeration Date
03-15-2020
Last Update Date
04-07-2020
Code Navigator

A nurse practitioner (NP) like Joseph Mann 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 Family

Taxonomy Code
363LF0000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
R220291
License State
MD

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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 1346876968, 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 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
4
Doubled → 8
Pos 4
6
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
6
Doubled → 12 → 1 + 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 4 → 8 8 → 16 → 7 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 8 + 6 + 1 + 6 + 7 + 1 + 2 + 9 + 1 + 2 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1346876968.

Other Providers at the Same Location


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

Pharmacy
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD, PHARMACY FLOATER-PHARMACY DEPARTMENT
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist (Ambulatory Care)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Nurse Practitioner (Family)
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832
Pharmacist
3110 OLNEY SANDY SPRING RD
OLNEY, MD 20832

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346876968, enumerated as an "individual" on March 15, 2020.

The provider is located at 3110 OLNEY SANDY SPRING RD OLNEY, MD 20832 and the phone number is (301) 774-6155.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.