MR. CHRISTOPHER THOMAS TOBIAS PA-C
NPI 1427453240
Physician Assistant - Medical in Philadelphia, PA
NPI Status: Active since October 23, 2014
Contact Information
4536 SPRUCE STREET
GROUND FLOOR
PHILADELPHIA, PA
ZIP 19139
Phone: (215) 474-6100
Fax: (215) 474-6123
- Individual
- Male
- Physician Assistant
- Medical
- PECOS Enrolled
About CHRISTOPHER TOBIAS
This page provides the complete NPI Profile along with additional information for Christopher Tobias, a primary care provider established in Philadelphia, Pennsylvania with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1427453240 assigned on October 2014. The practitioner's primary taxonomy code is 363AM0700X with license number MA057197 (PA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1427453240
- Provider Name
- MR. CHRISTOPHER THOMAS TOBIAS PA-C
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 4536 SPRUCE STREET GROUND FLOOR PHILADELPHIA, PA 19139
- Location Phone
- (215) 474-6100
- Location Fax
- (215) 474-6123
- Mailing Address
- 4536 SPRUCE STREET GROUND FLOOR PHILADELPHIA, PA 19139
- Mailing Phone
- (215) 474-6100
- Mailing Fax
- (215) 474-6123
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-23-2014
- Last Update Date
- 11-07-2025
- Code Navigator
A primary care provider (PCP) like Christopher Tobias sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .
Location Map
Secondary Locations
- 700 Spruce Street Suite 305 Duncan Building
Philadelphia, PA 19106
(570) 573-6510
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
Physician Assistant Medical
- Taxonomy Code
- 363AM0700X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- MA057197
- License State
- PA
Medicare Participation & PECOS Enrollment Status
Christopher Tobias is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
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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 1427453240, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
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 70 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1427453240, enumerated as an "individual" on October 23, 2014.
The provider is located at 4536 SPRUCE STREET GROUND FLOOR PHILADELPHIA, PA 19139 and the phone number is (215) 474-6100.
Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.
