DR. JOHN MICHAEL MCNAMARA MD
NPI 1689723454
Emergency Medicine in Andrews Afb, MD

NPI Status: Active since January 09, 2007

Contact Information

1050 W PERIMETER RD
ANDREWS AFB, MD
ZIP 20762
Phone: (240) 857-4530
Fax: (240) 857-8952

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  • Individual
  • Male
  • Emergency Medicine

About JOHN MCNAMARA

This page provides the complete NPI Profile along with additional information for John Mcnamara, a provider established in Andrews Afb, Maryland with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1689723454 assigned on January 2007. The practitioner's primary taxonomy code is 207P00000X with license number D0063237 (MD). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1689723454
Provider Name
DR. JOHN MICHAEL MCNAMARA MD
Gender
Male
Entity Type
Individual
Location Address
1050 W PERIMETER RD ANDREWS AFB, MD 20762
Location Phone
(240) 857-4530
Location Fax
(240) 857-8952
Mailing Address
40 N IRVING ST ARLINGTON, VA 22201
Mailing Phone
(540) 729-2121
Mailing Fax
(240) 857-8952
Is Sole Proprietor?
No
Enumeration Date
01-09-2007
Last Update Date
07-08-2007
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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

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
D0063237
License State
MD
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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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 1689723454, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
4
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 8 → 16 → 7 7 → 14 → 5 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 4 + 2 + 6 + 4 + 1 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1689723454.

Other Providers at the Same Location


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

Physical Therapist (Orthopedic)
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Physical Therapist
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Nurse Practitioner (Women's Health)
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Pharmacist
1050 W PERIMETER RD, 79TH MDSS/SGSP
ANDREWS AIR FORCE BASE, MD 20762
Optometrist
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Pathology (Anatomic Pathology & Clinical Pathology)
1050 W PERIMETER RD, 79MDSS/SGSC
ANDREWS AFB, MD 20762
Social Worker (Clinical)
1050 W PERIMETER RD, STE A4
ANDREWS AFB, MD 20762
Social Worker (Clinical)
1050 W PERIMETER RD, #56
ANDREWS AFB, MD 20762
Pharmacist
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Nurse Anesthetist, Certified Registered
1050 W PERIMETER RD, 79 SURGICAL SQUADRON
ANDREWS AFB, MD 20762
Dietitian, Registered
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Midwife
1050 W PERIMETER RD
ANDREWS AIR FORCE BASE, MD 20762
Internal Medicine
1050 W PERIMETER RD, 79MDG SGOMI
ANDREWS AFB, MD 20762
Nurse Practitioner (Pediatrics)
1050 W PERIMETER RD, PEDIATRIC CLINIC
ANDREWS AFB, MD 20762
Internal Medicine
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Audiologist
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Psychologist
1050 W PERIMETER RD, 79MDOS SGOHY, SUITE B4027
ANDREWS AFB, MD 20762
Audiologist
1050 W PERIMETER RD
ANDREWS AFB, MD 20762
Family Medicine
1050 W PERIMETER RD, 79 MDOS - SGO
ANDREWS AFB, MD 20762
Podiatrist (Foot Surgery)
1050 W PERIMETER RD
ANDREWS AIR FORCE BASE, MD 20762

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689723454, enumerated as an "individual" on January 09, 2007.

The provider is located at 1050 W PERIMETER RD ANDREWS AFB, MD 20762 and the phone number is (240) 857-4530.

Emergency Medicine with taxonomy code 207P00000X.