DR. DAVID R DOUGHERTY DO
NPI 1235196189
Internal Medicine - Medical Oncology in Williamsville, NY

NPI Status: Active since April 26, 2006

Contact Information

295 ESSJAY RD
WILLIAMSVILLE, NY
ZIP 14221
Phone: (716) 630-1045
Fax: (716) 630-1451

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  • Individual
  • Male
  • Internal Medicine
  • Medical Oncology

About DAVID DOUGHERTY

This page provides the complete NPI Profile along with additional information for David Dougherty, an internist established in Williamsville, New York with a medical specialization in Internal Medicine, focusing in medical oncology . The healthcare provider is registered in the NPI registry with number 1235196189 assigned on April 2006. The practitioner's primary taxonomy code is 207RX0202X with license number 190466-1 (NY). The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1235196189
Provider Name
DR. DAVID R DOUGHERTY DO
Gender
Male
Entity Type
Individual
Location Address
295 ESSJAY RD WILLIAMSVILLE, NY 14221
Location Phone
(716) 630-1045
Location Fax
(716) 630-1451
Mailing Address
425 ESSJAY RD STE 170 WILLIAMSVILLE, NY 14221
Mailing Phone
(716) 630-1219
Is Sole Proprietor?
No
Enumeration Date
04-26-2006
Last Update Date
12-10-2021
Code Navigator

An internist like David Dougherty 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 Medical Oncology

Taxonomy Code
207RX0202X
Type
Allopathic & Osteopathic Physicians
License No.
190466-1
License State
NY
Taxonomy Description
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
000523376001OTHER (01)NYHEALTH NOW
00010047601OTHER (01)NYUNIVERA
01503039MEDICAID (05)NY 
161000580OTHER (01)NYNORTH AMERICAN PREFERRED
161000580OTHER (01)NYEMPIRE
060030225OTHER (01)NYRR MEDICARE
2504875OTHER (01)NYGHI
2706325OTHER (01)NYIHA

Reviews for DR. DAVID R DOUGHERTY DO

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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 1235196189, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 3 → 6 1 → 2 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 2 + 9 + 1 + 2 + 1 + 1 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1235196189.

Other Providers at the Same Location


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

Surgery
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant (Medical)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine (Medical Oncology)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Urology
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Family)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Family)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Family)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Dietitian, Registered (Nutrition, Metabolic)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Audiologist
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine (Cardiovascular Disease)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Adult Health)
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Pharmacist
295 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine (Cardiovascular Disease)
295 ESSJAY RD, BUFFALO MEDICAL GROUP, PC
WILLIAMSVILLE, NY 14221
Internal Medicine (Pulmonary Disease)
295 ESSJAY RD, BUFFALO MEDICAL GROUP, PC
WILLIAMSVILLE, NY 14221
Internal Medicine
295 ESSJAY RD
WILLIAMSVILLE, NY 14221

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235196189, enumerated as an "individual" on April 26, 2006.

The provider is located at 295 ESSJAY RD WILLIAMSVILLE, NY 14221 and the phone number is (716) 630-1045.

Internal Medicine with taxonomy code 207RX0202X and a focus in Medical Oncology.

The provider might be accepting Accepts: Medicare, Medicaid and Railroad Medicare. Please consult your insurance carrier or call the provider to verify.