DR. EMILY JOANN VIERA MD
NPI 1144157157
Military Health Care Provider in Bethesda, MD

NPI Status: Active since May 05, 2026

Contact Information

4494 PALMER RD N
BETHESDA, MD
ZIP 20889
Phone: (301) 295-4810

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  • Individual
  • Female
  • Military Health Care Provider

About EMILY VIERA

This page provides the complete NPI Profile along with additional information for Emily Viera, a provider established in Bethesda, Maryland with a medical specialization in Military Health Care Provider. The healthcare provider is registered in the NPI registry with number 1144157157 assigned on May 2026. The practitioner's primary taxonomy code is 171000000X. The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1144157157
Provider Name
DR. EMILY JOANN VIERA MD
Other Name
MISS EMILY JOANN ATKINSON BA
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
4494 PALMER RD N BETHESDA, MD 20889
Location Phone
(301) 295-4810
Mailing Address
19609 BRASSIE PL MONTGOMERY VILLAGE, MD 20886
Mailing Phone
(310) 683-3593
Is Sole Proprietor?
No
Enumeration Date
05-05-2026
Last Update Date
05-27-2026
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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

Military Health Care Provider

Taxonomy Code
171000000X
Type
Other Service Providers
License State
MD
Taxonomy Description
Active duty military health care providers not otherwise classified who need to be separately identified for operational, clinical, or administrative processes.

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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 1144157157, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
1
Unchanged
Pos 3
4
Doubled → 8
Pos 4
4
Unchanged
Pos 5
1
Doubled → 2
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 4 → 8 1 → 2 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 2 + 5 + 1 + 4 + 1 + 1 + 0 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1144157157.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Obstetrics & Gynecology
4494 PALMER RD N
BETHESDA, MD 20889
Pediatrics
4494 PALMER RD N
BETHESDA, MD 20889
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N
BETHESDA, MD 20889
Surgery (Surgical Oncology)
4494 PALMER RD N
BETHESDA, MD 20889
Internal Medicine (Gastroenterology)
4494 PALMER RD N
BETHESDA, MD 20889
Otolaryngology
4494 PALMER RD N
BETHESDA, MD 20889
Dietitian, Registered
4494 PALMER RD N
BETHESDA, MD 20889
Allergy & Immunology
4494 PALMER RD N
BETHESDA, MD 20889
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N
BETHESDA, MD 20889
Internal Medicine (Nephrology)
4494 PALMER RD N
BETHESDA, MD 20889
General Practice
4494 PALMER RD N
BETHESDA, MD 20889
Dentist
4494 PALMER RD N, ORAL & MAXILLOFACIAL SURGERY
BETHESDA, MD 20889
Emergency Medicine
4494 PALMER RD N
BETHESDA, MD 20889
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N
BETHESDA, MD 20889
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N, WALTER REED NATIONAL MEDICAL CENTER
BETHESDA, MD 20889
General Practice
4494 PALMER RD N
BETHESDA, MD 20889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144157157, enumerated as an "individual" on May 05, 2026.

The provider is located at 4494 PALMER RD N BETHESDA, MD 20889 and the phone number is (301) 295-4810.

Military Health Care Provider with taxonomy code 171000000X.