SARAH POZNIAK M.D.
NPI 1316383151
Internal Medicine in Washington, DC

NPI Status: Active since May 20, 2013

Contact Information

3301 NEW MEXICO AVE NW
WASHINGTON, DC
ZIP 20016
Phone: (202) 243-2500

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  • Individual
  • Female
  • Internal Medicine

About SARAH POZNIAK

This page provides the complete NPI Profile along with additional information for Sarah Pozniak, an internist established in Washington, District Of Columbia with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1316383151 assigned on May 2013. The practitioner's primary taxonomy code is 207R00000X with license number MD047797 (DC). The provider is registered as an individual and her NPI record was last updated 6 years ago.

NPI
1316383151
Provider Name
SARAH POZNIAK M.D.
Gender
Female
Entity Type
Individual
Location Address
3301 NEW MEXICO AVE NW WASHINGTON, DC 20016
Location Phone
(202) 243-2500
Mailing Address
3301 NEW MEXICO AVE NW WASHINGTON, DC 20016
Mailing Phone
(202) 243-2500
Is Sole Proprietor?
No
Enumeration Date
05-20-2013
Last Update Date
12-16-2019
Code Navigator

An internist like Sarah Pozniak 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD047797
License State
DC
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

9695469-1205 (UT)
2390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

(NC)

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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 1316383151, 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
1
Doubled → 2
Pos 4
6
Unchanged
Pos 5
3
Doubled → 6
Pos 6
8
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 1 → 2 3 → 6 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 + 3 + 2 + 6 + 6 + 8 + 6 + 1 + 1 + 0 + 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 1316383151.

Other Providers at the Same Location


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

Orthopaedic Surgery
3301 NEW MEXICO AVE NW, STE 248
WASHINGTON, DC 20016
Dermatology
3301 NEW MEXICO AVE NW, SUITE 210
WASHINGTON, DC 20016
Dermatology
3301 NEW MEXICO AVE NW, SUITE #210
WASHINGTON, DC 20016
Dentist (Oral and Maxillofacial Surgery)
3301 NEW MEXICO AVE NW, SUITE 220
WASHINGTON, DC 20016
Radiology (Diagnostic Radiology)
3301 NEW MEXICO AVE NW, SUITE 106
WASHINGTON, DC 20016
Radiology (Diagnostic Radiology)
3301 NEW MEXICO AVE NW, SUITE 106
WASHINGTON, DC 20016
Nurse Practitioner (Family)
3301 NEW MEXICO AVE NW, SUITE 210
WASHINGTON, DC 20016
Neuromusculoskeletal Medicine, Sports Medicine
3301 NEW MEXICO AVE NW, #248
WASHINGTON, DC 20016
Psychiatry & Neurology (Neurology)
3301 NEW MEXICO AVE NW, SUITE 208
WASHINGTON, DC 20016
Internal Medicine
3301 NEW MEXICO AVE NW, SUITE 347
WASHINGTON, DC 20016
Pediatrics
3301 NEW MEXICO AVE NW, STE 238
WASHINGTON, DC 20016
Pediatrics
3301 NEW MEXICO AVE NW, STE 238
WASHINGTON, DC 20016
Surgery
3301 NEW MEXICO AVE NW, SUITE 212
WASHINGTON, DC 20016
Podiatrist
3301 NEW MEXICO AVE NW, SUITE 228
WASHINGTON, DC 20016
Ophthalmology
3301 NEW MEXICO AVE NW, SUITE 226
WASHINGTON, DC 20016
Specialist
3301 NEW MEXICO AVE NW, #250
WASHINGTON, DC 20016
Internal Medicine
3301 NEW MEXICO AVE NW, SUITE 348
WASHINGTON, DC 20016
Internal Medicine
3301 NEW MEXICO AVE NW, SUITE 342
WASHINGTON, DC 20016
Surgery
3301 NEW MEXICO AVE NW, SUITE 212
WASHINGTON, DC 20016
Internal Medicine
3301 NEW MEXICO AVE NW, SUITE 348
WASHINGTON, DC 20016

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1316383151, enumerated as an "individual" on May 20, 2013.

The provider is located at 3301 NEW MEXICO AVE NW WASHINGTON, DC 20016 and the phone number is (202) 243-2500.

Internal Medicine with taxonomy code 207R00000X.