CAREWELL URGENT CARE CENTERS OF MA, PC
NPI 1891188546
Clinic/Center - Urgent Care in Cambridge, MA
NPI Status: Active since March 05, 2015
Contact Information
603 CONCORD AVE
UNIT 101
CAMBRIDGE, MA
ZIP 02138
Phone: (617) 302-4194
Fax: (617) 481-9587
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Organization
- Clinic/Center
- Urgent Care
About CAREWELL URGENT CARE CENTERS OF MA, PC
This page provides the complete NPI Profile along with additional information for Carewell Urgent Care Centers Of Ma, Pc, a provider established in Cambridge, Massachusetts operating as a Clinic/center, focusing in urgent care . The healthcare provider is registered in the NPI registry with number 1891188546 assigned on March 2015. The practitioner's primary taxonomy code is 261QU0200X. The provider is registered as an organization and their NPI record was last updated June 2026. The provider's
- NPI
- 1891188546
- Provider Legal Name
- CAREWELL URGENT CARE CENTERS OF MA, PC
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 603 CONCORD AVE UNIT 101 CAMBRIDGE, MA 02138
- Location Phone
- (617) 302-4194
- Location Fax
- (617) 481-9587
- Mailing Address
- 10 FERRY ST STE 302 SUITE 302 CONCORD, NH 03301
- Mailing Phone
- (603) 333-1471
- Mailing Fax
- (617) 481-9587
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-05-2015
- Last Update Date
- 06-10-2026
- 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
Clinic/Center Urgent Care
- Taxonomy Code
- 261QU0200X
- Type
- Ambulatory Health Care Facilities
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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 1891188546, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).
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 74 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1891188546, enumerated as an "organization" on March 05, 2015.
The provider is located at 603 CONCORD AVE UNIT 101 CAMBRIDGE, MA 02138 and the phone number is (617) 302-4194.
Clinic/Center with taxonomy code 261QU0200X and a focus in Urgent Care.
