DR. HUGH TRENT MACKAY M.D.
NPI 1346232261
Obstetrics & Gynecology in Bethesda, MD

NPI Status: Active since August 17, 2005

Contact Information

8901 WISCONSIN AVE.
DEPT. OF OBSTETRICS AND GYNECOLOGY
BETHESDA, MD
ZIP 20889
Phone: (301) 295-1128
Fax: (301) 295-0674

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  • Individual
  • Male
  • Obstetrics & Gynecology

About HUGH MACKAY

This page provides the complete NPI Profile along with additional information for Hugh Mackay, a women's health care provider established in Bethesda, Maryland with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1346232261 assigned on August 2005. The practitioner's primary taxonomy code is 207V00000X with license number 037858 (GA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1346232261
Provider Name
DR. HUGH TRENT MACKAY M.D.
Gender
Male
Entity Type
Individual
Location Address
8901 WISCONSIN AVE. DEPT. OF OBSTETRICS AND GYNECOLOGY BETHESDA, MD 20889
Location Phone
(301) 295-1128
Location Fax
(301) 295-0674
Mailing Address
6100 EXECUTIVE BLVD. SUITE 8B13 BETHESDA, MD 20892
Mailing Phone
(301) 435-6988
Mailing Fax
(301) 295-0674
Is Sole Proprietor?
Yes
Enumeration Date
08-17-2005
Last Update Date
07-08-2007
Code Navigator

Women's health care providers like Hugh Mackay treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
037858
License State
GA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

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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 1346232261, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
1
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 2 → 4 2 → 4 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 + 4 + 3 + 4 + 2 + 1 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1346232261.

Other Providers at the Same Location


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

Dental Hygienist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Dentist (Prosthodontics)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Social Worker (Clinical)
8901 WISCONSIN AVE., BLDG. 10, 7W
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE., PHARMACY SERVICE
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Clinical Neuropsychologist
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Dentist
8901 WISCONSIN AVE., BLDG 1
BETHESDA, MD 20889
Podiatrist (Primary Podiatric Medicine)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Internal Medicine
8901 WISCONSIN AVE., WALTER REED NATIONAL MILITARY MEDICAL CTR
BETHESDA, MD 20889
Psychiatry & Neurology (Neurology)
8901 WISCONSIN AVE., NATIONAL NAVAL MEDICAL CENTER, DEPT. OF NEUROLOGY
BETHESDA, MD 20889
Dentist (Prosthodontics)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Dentist (Periodontics)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Dermatology (MOHS-Micrographic Surgery)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Anesthesiology
8901 WISCONSIN AVE., TRANSITIONAL PRGM WRNMMC
BETHESDA, MD 20889
Internal Medicine
8901 WISCONSIN AVE., INTERNAL MEDICINE
BETHESDA, MD 20889
Registered Nurse
8901 WISCONSIN AVE.
BETHESDA, MD 20889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346232261, enumerated as an "individual" on August 17, 2005.

The provider is located at 8901 WISCONSIN AVE. DEPT. OF OBSTETRICS AND GYNECOLOGY BETHESDA, MD 20889 and the phone number is (301) 295-1128.

Obstetrics & Gynecology with taxonomy code 207V00000X.