DR. GARY H. OBERLENDER MD
NPI 1780645580
Internal Medicine - Geriatric Medicine in Roanoke, VA

NPI Status: Active since March 31, 2006

Contact Information

7448 LAWRENCE LN SW
ROANOKE, VA
ZIP 24018
Phone: (540) 529-7566

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  • Individual
  • Male
  • Internal Medicine
  • Geriatric Medicine

About GARY OBERLENDER

This page provides the complete NPI Profile along with additional information for Gary Oberlender, an internist established in Roanoke, Virginia with a medical specialization in Internal Medicine, focusing in geriatric medicine . The healthcare provider is registered in the NPI registry with number 1780645580 assigned on March 2006. The practitioner's primary taxonomy code is 207RG0300X with license number 0101033233 (VA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1780645580
Provider Name
DR. GARY H. OBERLENDER MD
Gender
Male
Entity Type
Individual
Location Address
7448 LAWRENCE LN SW ROANOKE, VA 24018
Location Phone
(540) 529-7566
Mailing Address
7448 LAWRENCE LN SW ROANOKE, VA 24018
Mailing Phone
(540) 529-7566
Is Sole Proprietor?
Yes
Enumeration Date
03-31-2006
Last Update Date
01-22-2008
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An internist like Gary Oberlender is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Geriatric Medicine

Taxonomy Code
207RG0300X
Type
Allopathic & Osteopathic Physicians
License No.
0101033233
License State
VA
Taxonomy Description
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

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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 1780645580, 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
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 8 → 16 → 7 6 → 12 → 3 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 1 + 2 + 4 + 1 + 0 + 5 + 1 + 6 + 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 1780645580.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780645580, enumerated as an "individual" on March 31, 2006.

The provider is located at 7448 LAWRENCE LN SW ROANOKE, VA 24018 and the phone number is (540) 529-7566.

Internal Medicine with taxonomy code 207RG0300X and a focus in Geriatric Medicine.