SINAI HOSPITAL OF BALTIMORE, INC.
NPI 1629963491
Orthopaedic Surgery in Towson, MD

NPI Status: Active since June 11, 2025

Contact Information

515 FAIRMOUNT AVE
TOWSON, MD
ZIP 21286
Phone: (410) 601-4200
Fax: (410) 601-9809

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  • Organization
  • Orthopaedic Surgery

About SINAI HOSPITAL OF BALTIMORE, INC.

This page provides the complete NPI Profile along with additional information for Sinai Hospital Of Baltimore, Inc., a provider established in Towson, Maryland operating as a Orthopaedic Surgery. The healthcare provider is registered in the NPI registry with number 1629963491 assigned on June 2025. The practitioner's primary taxonomy code is 207X00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Charles B Efird (Director)

NPI
1629963491
Provider Name
SINAI HOSPITAL OF BALTIMORE, INC.
Entity Type
Organization
Location Address
515 FAIRMOUNT AVE TOWSON, MD 21286
Location Phone
(410) 601-4200
Location Fax
(410) 601-9809
Mailing Address
515 FAIRMOUNT AVE TOWSON, MD 21286
Mailing Phone
(410) 601-4200
Mailing Fax
(410) 601-9809
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-11-2025
Last Update Date
06-11-2025
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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

Orthopaedic Surgery

Taxonomy Code
207X00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

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

 

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

CHARLES B EFIRD

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

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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 1629963491, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 2 → 4 9 → 18 → 9 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 1 + 8 + 6 + 6 + 4 + 1 + 8 + 24 = 79

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

The next multiple of ten after 79 is 80. The difference is the calculated check digit.

80 - 79 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1629963491.

Other Providers at the Same Location


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

Internal Medicine
515 FAIRMOUNT AVE, CREDENTIALING DEPT
TOWSON, MD 21286
Internal Medicine (Geriatric Medicine)
515 FAIRMOUNT AVE, 9TH FLOOR
TOWSON, MD 21286
Pediatrics
515 FAIRMOUNT AVE, SUITE 200
TOWSON, MD 21286
Orthopaedic Surgery
515 FAIRMOUNT AVE, SUITE 530
BALTIMORE, MD 21286
Psychiatry & Neurology (Psychiatry)
515 FAIRMOUNT AVE, SUITE 402
TOWSON, MD 21286
Internal Medicine (Pulmonary Disease)
515 FAIRMOUNT AVE, SUITE 510
TOWSON, MD 21286
Physical Therapist
515 FAIRMOUNT AVE, SUITE 530
BALTIMORE, MD 21286
Anesthesiology
515 FAIRMOUNT AVE
TOWSON, MD 21286
Plastic Surgery
515 FAIRMOUNT AVE, SUITE 210
TOWSON, MD 21286
Surgery
515 FAIRMOUNT AVE, SUITE 510
TOWSON, MD 21286
Psychiatry & Neurology (Psychiatry)
515 FAIRMOUNT AVE, SUITE 640
TOWSON, MD 21286
Physical Therapist
515 FAIRMOUNT AVE, SUITE 530
TOWSON, MD 21286
Clinic/Center (Multi-Specialty)
515 FAIRMOUNT AVE
BALTIMORE, MD 21286
Occupational Therapist
515 FAIRMOUNT AVE
TOWSON, MD 21286
Internal Medicine (Endocrinology, Diabetes & Metabolism)
515 FAIRMOUNT AVE, SUITE 330
TOWSON, MD 21286
Physical Therapist
515 FAIRMOUNT AVE, CREDENTIALING OFFICE
TOWSON, MD 21286
Dietitian, Registered
515 FAIRMOUNT AVE
TOWSON, MD 21286
Specialist
515 FAIRMOUNT AVE, 404
TOWSON, MD 21286
Community/Behavioral Health
515 FAIRMOUNT AVE, 8TH FLOOR
TOWSON, MD 21286
Clinic/Center (Endoscopy)
515 FAIRMOUNT AVE, STE 100A
TOWSON, MD 21286

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629963491, enumerated as an "organization" on June 11, 2025.

The provider is located at 515 FAIRMOUNT AVE TOWSON, MD 21286 and the phone number is (410) 601-4200.

Orthopaedic Surgery with taxonomy code 207X00000X.