ROBERTO DYREYES M.D.
NPI 1346284056
Radiology - Diagnostic Ultrasound in Lebanon, PA

NPI Status: Active since June 15, 2006

Contact Information

FOURTH AND WALNUT STREETS
RADIOLOGY DEPARTMENT
LEBANON, PA
ZIP 17042
Phone: (717) 270-7642
Fax: (717) 272-7069

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  • Individual
  • Male
  • Radiology
  • Diagnostic Ultrasound

About ROBERTO DYREYES

This page provides the complete NPI Profile along with additional information for Roberto Dyreyes, a provider established in Lebanon, Pennsylvania with a medical specialization in Radiology, focusing in diagnostic ultrasound . The healthcare provider is registered in the NPI registry with number 1346284056 assigned on June 2006. The practitioner's primary taxonomy code is 2085U0001X with license number MD032088L (PA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1346284056
Provider Name
ROBERTO DYREYES M.D.
Gender
Male
Entity Type
Individual
Location Address
FOURTH AND WALNUT STREETS RADIOLOGY DEPARTMENT LEBANON, PA 17042
Location Phone
(717) 270-7642
Location Fax
(717) 272-7069
Mailing Address
1001 BRIGGS RD SUITE 210 MOUNT LAUREL, NJ 08054
Mailing Phone
(856) 231-4774
Mailing Fax
(717) 272-7069
Is Sole Proprietor?
Yes
Enumeration Date
06-15-2006
Last Update Date
09-11-2025
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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

Radiology Diagnostic Ultrasound

Taxonomy Code
2085U0001X
Type
Allopathic & Osteopathic Physicians
License No.
MD032088L
License State
PA
Taxonomy Description
A Radiology doctor of Osteopathy that specializes in Diagnostic Ultrasound.

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)
12085B0100XAllopathic & Osteopathic Physicians

Radiology
Body Imaging

MD032088L (PA)
22085N0700XAllopathic & Osteopathic Physicians

Radiology
Neuroradiology

MD032088L (PA)
32085N0904XAllopathic & Osteopathic Physicians

Radiology
Nuclear Radiology

MD032088L (PA)
42085R0202XAllopathic & Osteopathic Physicians

Radiology
Diagnostic Radiology

MD032088L (PA)
52085R0204XAllopathic & Osteopathic Physicians

Radiology
Vascular & Interventional Radiology

MD032088L (PA)

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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 1346284056, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
6
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 4 → 8 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 + 8 + 6 + 4 + 8 + 8 + 0 + 1 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1346284056.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Internal Medicine (Pulmonary Disease)
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Dietitian, Registered
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Dietitian, Registered
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Radiology (Vascular & Interventional Radiology)
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Registered Nurse (Diabetes Educator)
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Emergency Medicine
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Dietitian, Registered
FOURTH AND WALNUT STREETS
LEBANON, PA 17042
Radiology (Diagnostic Radiology)
FOURTH AND WALNUT STREETS, ATTN: RADIOLOGY DEPARTMENT
LEBANON, PA 17042
Radiology (Diagnostic Radiology)
FOURTH AND WALNUT STREETS, ATTN: RADIOLOGY DEPARTMENT
LEBANON, PA 17042
Thoracic Surgery (Cardiothoracic Vascular Surgery)
FOURTH AND WALNUT STREETS
LEBANON, PA 17042

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346284056, enumerated as an "individual" on June 15, 2006.

The provider is located at FOURTH AND WALNUT STREETS RADIOLOGY DEPARTMENT LEBANON, PA 17042 and the phone number is (717) 270-7642.

Radiology with taxonomy code 2085U0001X and a focus in Diagnostic Ultrasound.