DR. MARY ELIZABETH NEILL D.D.S., M.S.
NPI 1326045790
Dentist - Periodontics in Washington, DC

NPI Status: Active since June 30, 2005

Contact Information

2311 M ST NW
STE 500
WASHINGTON, DC
ZIP 20037
Phone: (202) 296-3360

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  • Individual
  • Female
  • Dentist
  • Periodontics

About MARY NEILL

This page provides the complete NPI Profile along with additional information for Mary Neill, a provider established in Washington, District Of Columbia with a medical specialization in Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1326045790 assigned on June 2005. The practitioner's primary taxonomy code is 1223P0300X with license number DEN1000086 (DC). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1326045790
Provider Name
DR. MARY ELIZABETH NEILL D.D.S., M.S.
Gender
Female
Entity Type
Individual
Location Address
2311 M ST NW STE 500 WASHINGTON, DC 20037
Location Phone
(202) 296-3360
Mailing Address
1701 WOODLORE RD ANNAPOLIS, MD 21401
Mailing Phone
(301) 233-1297
Is Sole Proprietor?
Yes
Enumeration Date
06-30-2005
Last Update Date
07-08-2007
Code Navigator

A dentist like Mary Neill is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist Periodontics

Taxonomy Code
1223P0300X
Type
Dental Providers
License No.
DEN1000086
License State
DC
Taxonomy Description
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

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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 1326045790, 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
3
Unchanged
Pos 3
2
Doubled → 4
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
7
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 2 → 4 0 → 0 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 4 + 6 + 0 + 4 + 1 + 0 + 7 + 1 + 8 + 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 1326045790.

Other Providers at the Same Location


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

Obstetrics & Gynecology (Gynecology)
2311 M ST NW, SUITE 304
WASHINGTON, DC 20037
Obstetrics & Gynecology (Gynecology)
2311 M ST NW, SUITE 304
WASHINGTON, DC 20037
Internal Medicine (Gastroenterology)
2311 M ST NW, SUITE 302
WASHINGTON, DC 20037
Oral & Maxillofacial Surgery
2311 M ST NW, SUITE 200
WASHINGTON, DC 20037
Dentist (Endodontics)
2311 M ST NW, SUITE 404
WASHINGTON, DC 20037
Dentist (Periodontics)
2311 M ST NW, SUITE 500
WASHINGTON, DC 20037
Internal Medicine
2311 M ST NW, SUITE 401
WASHINGTON, DC 20037
Dentist
2311 M ST NW, SUITE 400
WASHINGTON, DC 20037
Acupuncturist
2311 M ST NW, STE 301
WASHINGTON, DC 20037
Internal Medicine
2311 M ST NW, SUITE 302
WASHINGTON, DC 20037
Internal Medicine
2311 M ST NW, SUITE 302
WASHINGTON, DC 20037
Surgery (Plastic and Reconstructive Surgery)
2311 M ST NW, SUITE 503
WASHINGTON, DC 20037
Surgery (Vascular Surgery)
2311 M ST NW, SUITE 501
WASHINGTON, DC 20037
Internal Medicine
2311 M ST NW, SUITE 401
WASHINGTON, DC 20037
Nurse Anesthetist, Certified Registered
2311 M ST NW
WASHINGTON, DC 20037
Specialist
2311 M ST NW, SUITE 101
WASHINGTON, DC 20037
Dentist
2311 M ST NW, SUITE 305
WASHINGTON, DC 20037
Clinic/Center (Dental)
2311 M ST NW, SUITE 305
WASHINGTON, DC 20037
Nurse Practitioner (Adult Health)
2311 M ST NW, SUITE 101
WASHINGTON, DC 20037
Obstetrics & Gynecology (Gynecology)
2311 M ST NW, SUITE 304
WASHINGTON, DC 20037

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1326045790, enumerated as an "individual" on June 30, 2005.

The provider is located at 2311 M ST NW STE 500 WASHINGTON, DC 20037 and the phone number is (202) 296-3360.

Dentist with taxonomy code 1223P0300X and a focus in Periodontics.