MARK S ROSENTHAL MD
NPI 1215925474
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Baltimore, MD
NPI Status: Active since October 12, 2005
Contact Information
2700 QUARRY LAKE DR
SUITE 300
BALTIMORE, MD
ZIP 21209
Phone: (410) 377-8900
Fax: (410) 377-3156
- Individual
- Male
- Orthopaedic Surgery
- Orthopaedic Surgery of the Spine
About MARK ROSENTHAL
This page provides the complete NPI Profile along with additional information for Mark Rosenthal, a provider established in Baltimore, Maryland with a medical specialization in Orthopaedic Surgery, focusing in orthopaedic surgery of the spine . The healthcare provider is registered in the NPI registry with number 1215925474 assigned on October 2005. The practitioner's primary taxonomy code is 207XS0117X with license number D30667 (MD). The provider is registered as an individual and his NPI record was last updated 6 years ago.
- NPI
- 1215925474
- Provider Name
- MARK S ROSENTHAL MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 2700 QUARRY LAKE DR SUITE 300 BALTIMORE, MD 21209
- Location Phone
- (410) 377-8900
- Location Fax
- (410) 377-3156
- Mailing Address
- 2700 QUARRY LAKE DR SUITE 300 BALTIMORE, MD 21209
- Mailing Phone
- (410) 377-8900
- Mailing Fax
- (410) 377-3156
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-12-2005
- Last Update Date
- 06-06-2020
- Code Navigator
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
Orthopaedic Surgery Orthopaedic Surgery of the Spine
- Taxonomy Code
- 207XS0117X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- D30667
- License State
- MD
- Taxonomy Description
- Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.
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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 1215925474, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 56 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
BALTIMORE, MD 21209
BALTIMORE, MD 21209
BALTIMORE, MD 21209
BALTIMORE, MD 21209
BALTIMORE, MD 21209
BALTIMORE, MD 21209
BALTIMORE, MD 21209
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1215925474, enumerated as an "individual" on October 12, 2005.
The provider is located at 2700 QUARRY LAKE DR SUITE 300 BALTIMORE, MD 21209 and the phone number is (410) 377-8900.
Orthopaedic Surgery with taxonomy code 207XS0117X and a focus in Orthopaedic Surgery of the Spine.
