SEAN SPENCER LONDON MD
NPI 1043650443
Radiology - Body Imaging in Northridge, CA
NPI Status: Active since June 28, 2013
Contact Information
18436 ROSCOE BLVD
NORTHRIDGE, CA
ZIP 91325
Phone: (818) 435-1400
- Individual
- Male
- Radiology
- Body Imaging
- PECOS Enrolled
About SEAN LONDON
This page provides the complete NPI Profile along with additional information for Sean London, a provider established in Northridge, California with a medical specialization in Radiology, focusing in body imaging . The healthcare provider is registered in the NPI registry with number 1043650443 assigned on June 2013. The practitioner's primary taxonomy code is 2085B0100X with license number 161034 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1043650443
- Provider Name
- SEAN SPENCER LONDON MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 18436 ROSCOE BLVD NORTHRIDGE, CA 91325
- Location Phone
- (818) 435-1400
- Mailing Address
- 1460 PASTEL LN STE 400 NOVATO, CA 94947
- Mailing Phone
- (415) 847-5850
- Mailing Fax
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-28-2013
- Last Update Date
- 11-12-2025
- Code Navigator
Location Map
Secondary Locations
- 1000 N Oak Ave
Marshfield, WI 54449
(715) 387-5511 - 1960 Ogden St Suite 400
Denver, CO 80218
(303) 318-1540
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
Radiology Body Imaging
- Taxonomy Code
- 2085B0100X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 161034
- License State
- CA
- Taxonomy Description
- A Radiology doctor of Osteopathy that specializes in Body Imaging.
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 | 2085B0100X | Allopathic & Osteopathic Physicians | Radiology | 63106 (WI) |
Medicare Participation & PECOS Enrollment Status
Sean London 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 1043650443, 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.
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 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 16 providers are registered at the same or a nearby location.
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
NORTHRIDGE, CA 91325
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1043650443, enumerated as an "individual" on June 28, 2013.
The provider is located at 18436 ROSCOE BLVD NORTHRIDGE, CA 91325 and the phone number is (818) 435-1400.
Radiology with taxonomy code 2085B0100X and a focus in Body Imaging.
