DR. DANYAL MALIK MD
NPI 1578202453
Ophthalmology in Baltimore, MD

NPI Status: Active since May 31, 2022

Contact Information

827 LINDEN AVE
BALTIMORE, MD
ZIP 21201
Phone: (410) 225-8790

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  • Individual
  • Male
  • Ophthalmology

About DANYAL MALIK

This page provides the complete NPI Profile along with additional information for Danyal Malik, a provider established in Baltimore, Maryland with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1578202453 assigned on May 2022. The practitioner's primary taxonomy code is 207W00000X with license number D0106220 (MD). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1578202453
Provider Name
DR. DANYAL MALIK MD
Gender
Male
Entity Type
Individual
Location Address
827 LINDEN AVE BALTIMORE, MD 21201
Location Phone
(410) 225-8790
Mailing Address
827 LINDEN AVE BALTIMORE, MD 21201
Mailing Phone
(410) 225-8790
Is Sole Proprietor?
Yes
Enumeration Date
05-31-2022
Last Update Date
06-04-2026
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Ophthalmologists like Danyal Malik specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
D0106220
License State
MD
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1578202453, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
2
Doubled → 4
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 7 → 14 → 5 2 → 4 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 4 + 0 + 4 + 4 + 1 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1578202453.

Other Providers at the Same Location


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

Pathology (Anatomic Pathology & Clinical Pathology)
827 LINDEN AVE
BALTIMORE, MD 21201
Psychiatry & Neurology (Psychiatry)
827 LINDEN AVE, ARMORY 4B
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Anesthesiology
827 LINDEN AVE
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Anesthesiology
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Internal Medicine (Infectious Disease)
827 LINDEN AVE, SUITE 3E-F
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Anesthesiology
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Infectious Disease)
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BALTIMORE, MD 21201
Internal Medicine (Infectious Disease)
827 LINDEN AVE, STE 3E-F
BALTIMORE, MD 21201
Specialist
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Addiction Medicine)
827 LINDEN AVE
BALTIMORE, MD 21201
Ophthalmology
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Nephrology)
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Nephrology)
827 LINDEN AVE
BALTIMORE, MD 21201
Obstetrics & Gynecology
827 LINDEN AVE
BALTIMORE, MD 21201
Internal Medicine (Infectious Disease)
827 LINDEN AVE
BALTIMORE, MD 21201
Obstetrics & Gynecology
827 LINDEN AVE
BALTIMORE, MD 21201
Psychiatry & Neurology (Psychiatry)
827 LINDEN AVE
BALTIMORE, MD 21201
Advanced Practice Midwife
827 LINDEN AVE
BALTIMORE, MD 21201
Pediatrics
827 LINDEN AVE
BALTIMORE, MD 21201
Nurse Practitioner (Pediatrics)
827 LINDEN AVE
BALTIMORE, MD 21201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578202453, enumerated as an "individual" on May 31, 2022.

The provider is located at 827 LINDEN AVE BALTIMORE, MD 21201 and the phone number is (410) 225-8790.

Ophthalmology with taxonomy code 207W00000X.