OHIO GASTROENTEROLOGY AND RHEUMATOLOGY SOLUTIONS CENTER
NPI 1154698256
Internal Medicine - Gastroenterology in Westerville, OH

NPI Status: Active since November 18, 2011

Contact Information

387 COUNTY LINE RD W
STE 225
WESTERVILLE, OH
ZIP 43082
Phone: (614) 776-5541
Fax: (614) 776-5561

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 36D2168168
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 06-23-2027

About OHIO GASTROENTEROLOGY AND RHEUMATOLOGY SOLUTIONS CENTER

This page provides the complete NPI Profile along with additional information for Ohio Gastroenterology And Rheumatology Solutions Center, an internist established in Westerville, Ohio operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1154698256 assigned on November 2011. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated 15 years ago. Ohio Gastroenterology And Rheumatology Solutions Center operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Layth Saymeh D.o. (Owner)

NPI
1154698256
Provider Name
OHIO GASTROENTEROLOGY AND RHEUMATOLOGY SOLUTIONS CENTER
Entity Type
Organization
Location Address
387 COUNTY LINE RD W STE 225 WESTERVILLE, OH 43082
Location Phone
(614) 776-5541
Location Fax
(614) 776-5561
Mailing Address
387 COUNTY LINE RD W STE 225 WESTERVILLE, OH 43082
Mailing Phone
(614) 776-5541
Mailing Fax
(614) 776-5561
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-18-2011
Last Update Date
11-18-2011
Code Navigator

An internist like Ohio Gastroenterology And Rheumatology Solutions Center 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 Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal 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)
1207RR0500XAllopathic & Osteopathic Physicians

Internal Medicine
Rheumatology

(OH)

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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.

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

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. LAYTH SAYMEH D.O.

Authorized Official Title
OWNER
Authorized Official Phone
(315) 877-4106

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
NEW OFFICE NEEDS TOMEDICARE PIN (08)OH 

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
36D2168168
Facility Type
Physician Office
Certificate Effective Date
June 24, 2025
Certificate Expiration Date
June 23, 2027
Laboratory Director
JOHN M. CASTOR
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Ohio Gastroenterology And Rheumatology Solutions Center to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

Reviews for OHIO GASTROENTEROLOGY AND RHEUMATOLOGY SOLUTIONS CENTER

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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 1154698256, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
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 5 → 10 → 1 6 → 12 → 3 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 1 + 2 + 9 + 1 + 6 + 2 + 1 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1154698256.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Dentist
387 COUNTY LINE RD W, SUITE #125
WESTERVILLE, OH 43082
Clinic/Center (Sleep Disorder Diagnostic)
387 COUNTY LINE RD W, SUITE 225
WESTERVILLE, OH 43082
Audiologist
387 COUNTY LINE RD W
WESTERVILLE, OH 43082
Psychiatry & Neurology (Sleep Medicine)
387 COUNTY LINE RD W, SUITE 225
WESTERVILLE, OH 43082
Audiologist
387 COUNTY LINE RD W, SUITE 115
WESTERVILLE, OH 43082
Counselor (Addiction (Substance Use Disorder))
387 COUNTY LINE RD W
WESTERVILLE, OH 43082
Internal Medicine (Addiction Medicine)
387 COUNTY LINE RD W
WESTERVILLE, OH 43082

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154698256, enumerated as an "organization" on November 18, 2011.

The provider is located at 387 COUNTY LINE RD W STE 225 WESTERVILLE, OH 43082 and the phone number is (614) 776-5541.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.

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