MARIUS DAN POPII M.D.
NPI 1699891291
Psychiatry & Neurology - Child & Adolescent Psychiatry in Philadelphia, PA
NPI Status: Active since March 22, 2007
Contact Information
3440 MARKET ST
SUITE 200
PHILADELPHIA, PA
ZIP 19104
Phone: (215) 590-7555
- Individual
- Male
- Psychiatry & Neurology
- Child & Adolescent Psychiatry
About MARIUS POPII
This page provides the complete NPI Profile along with additional information for Marius Popii, a provider established in Philadelphia, Pennsylvania with a medical specialization in Psychiatry & Neurology, focusing in child & adolescent psychiatry . The healthcare provider is registered in the NPI registry with number 1699891291 assigned on March 2007. The practitioner's primary taxonomy code is 2084P0804X with license number MD430376 (PA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1699891291
- Provider Name
- MARIUS DAN POPII M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3440 MARKET ST SUITE 200 PHILADELPHIA, PA 19104
- Location Phone
- (215) 590-7555
- Mailing Address
- 3440 MARKET ST SUITE 410 PHILADELPHIA, PA 19104
- Mailing Phone
- (215) 590-7532
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-22-2007
- Last Update Date
- 09-11-2025
- 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
Psychiatry & Neurology Child & Adolescent Psychiatry
- Taxonomy Code
- 2084P0804X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD430376
- License State
- PA
- Taxonomy Description
- Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
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) |
|---|---|---|---|---|
| 1 | 2084P0800X | Allopathic & Osteopathic Physicians | Psychiatry & Neurology | MD430376 (PA) |
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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 1699891291, 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.
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 79 is 80. 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.
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1699891291, enumerated as an "individual" on March 22, 2007.
The provider is located at 3440 MARKET ST SUITE 200 PHILADELPHIA, PA 19104 and the phone number is (215) 590-7555.
Psychiatry & Neurology with taxonomy code 2084P0804X and a focus in Child & Adolescent Psychiatry.
