NORTHWEST GASTROENTEROLOGY ASSOCIATES
NPI 1225280993
Internal Medicine - Gastroenterology in Baltimore, MD

NPI Status: Active since October 14, 2008

Contact Information

2435 W BELVEDERE AVE
BALTIMORE, MD
ZIP 21215
Phone: (410) 484-4840
Fax: (410) 484-1084

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 21D0696888
  • CLIA Cert. Type: Hospital
  • CLIA Exp. Date: 01-02-2027

About NORTHWEST GASTROENTEROLOGY ASSOCIATES

This page provides the complete NPI Profile along with additional information for Northwest Gastroenterology Associates, an internist established in Baltimore, Maryland operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1225280993 assigned on October 2008. The practitioner's primary taxonomy code is 207RG0100X with license number 30-062 (MD). The provider is registered as an organization and their NPI record was last updated 2 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The provider's other name is Northwest Gastroenterology Associates. The authorized official of this NPI record is Mr. Charles B Efird (Director)

NPI
1225280993
Provider Legal Name
SINAI HOSPITAL OF BALTIMORE, INC
Other Organization Name
NORTHWEST GASTROENTEROLOGY ASSOCIATES
Other Name Type
Other Name (5)
Entity Type
Organization
Location Address
2435 W BELVEDERE AVE BALTIMORE, MD 21215
Location Phone
(410) 484-4840
Location Fax
(410) 484-1084
Mailing Address
2401 W BELVEDERE AVE CREDENTIALING BALTIMORE, MD 21215
Mailing Phone
(410) 601-5523
Mailing Fax
(410) 484-1084
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
10-14-2008
Last Update Date
09-11-2024
Code Navigator

An internist like Northwest Gastroenterology Associates 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
License No.
30-062
License State
MD
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)
1282N00000XHospitals

General Acute Care Hospital

30-062 (MD)

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

MR. CHARLES B EFIRD

Authorized Official Title
DIRECTOR
Authorized Official Phone
(410) 601-7019

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
21D0696888
Facility Type
Hospital
Certificate Effective Date
January 03, 2025
Certificate Expiration Date
January 02, 2027
Laboratory Director
DR. MICHAEL T. O'MALLEY
Certificate Type
Certificate of Accreditation
Certificate Type Description
This is a CLIA certificate is issued to Northwest Gastroenterology Associates on the basis of the laboratory's accreditation by an accreditation organization approved by CMS. This type of certificate is issued to a laboratories tha perform nonwaived (moderate and/or high complexity) testing.

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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 1225280993, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
9
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 2 → 4 2 → 4 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 4 + 8 + 0 + 9 + 1 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1225280993.

Other Providers at the Same Location


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

Surgery (Surgical Oncology)
2435 W BELVEDERE AVE, SUITE 46
BALTIMORE, MD 21215
Specialist
2435 W BELVEDERE AVE, SUITE 32
BALTIMORE, MD 21215
Specialist
2435 W BELVEDERE AVE, SUITE 32
BALTIMORE, MD 21215
Hospitalist
2435 W BELVEDERE AVE, SUITE 22
BALTIMORE, MD 21215
Internal Medicine (Cardiovascular Disease)
2435 W BELVEDERE AVE, SUITE 23
BALTIMORE, MD 21215
Family Medicine
2435 W BELVEDERE AVE, SUITE 22
BALTIMORE, MD 21215
Obstetrics & Gynecology
2435 W BELVEDERE AVE, SUITE 33
BALTIMORE, MD 21215
Physician Assistant (Surgical)
2435 W BELVEDERE AVE, SUITE 35
BALTIMORE, MD 21215
Internal Medicine (Endocrinology, Diabetes & Metabolism)
2435 W BELVEDERE AVE, SUITE 56
BALTIMORE, MD 21215
Surgery
2435 W BELVEDERE AVE, SUITE 42
BALTIMORE, MD 21215
Neurological Surgery
2435 W BELVEDERE AVE, SUITE 35
BALTIMORE, MD 21215
Thoracic Surgery (Cardiothoracic Vascular Surgery)
2435 W BELVEDERE AVE, SUITE 35
BALTIMORE, MD 21215
Physician Assistant (Surgical)
2435 W BELVEDERE AVE, SUITE 35
BALTIMORE, MD 21215
Hospitalist
2435 W BELVEDERE AVE, SUITE 22
BALTIMORE, MD 21215
Internal Medicine (Infectious Disease)
2435 W BELVEDERE AVE, SUITE 17
BALTIMORE, MD 21215
Hospitalist
2435 W BELVEDERE AVE, SUITE 22
BALTIMORE, MD 21215
Thoracic Surgery (Cardiothoracic Vascular Surgery)
2435 W BELVEDERE AVE, SUITE 35
BALTIMORE, MD 21215
Internal Medicine
2435 W BELVEDERE AVE, SUITE 22
BALTIMORE, MD 21215
Surgery
2435 W BELVEDERE AVE, SUITE 15
BALTIMORE, MD 21215
Obstetrics & Gynecology
2435 W BELVEDERE AVE, SUITE 33
BALTIMORE, MD 21215

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225280993, enumerated as an "organization" on October 14, 2008.

The provider is located at 2435 W BELVEDERE AVE BALTIMORE, MD 21215 and the phone number is (410) 484-4840.

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