WENTWORTH DOUGLASS HOSPITAL
NPI 1003540238
General Acute Care Hospital in Portsmouth, NH
NPI Status: Active since July 13, 2022
Contact Information
67 CORPORATE DR STE 300
PORTSMOUTH, NH
ZIP 03801
Phone: (603) 742-2163
- Organization
- General Acute Care Hospital
About WENTWORTH DOUGLASS HOSPITAL
This page provides the complete NPI Profile along with additional information for Wentworth Douglass Hospital, a provider established in Portsmouth, New Hampshire operating as a General Acute Care Hospital. The healthcare provider is registered in the NPI registry with number 1003540238 assigned on July 2022. The practitioner's primary taxonomy code is 282N00000X. The provider is registered as an organization and their NPI record was last updated December 2025. The authorized official of this NPI record is Joel Degenaars (Executive Director Of Finance)
- NPI
- 1003540238
- Provider Name
- WENTWORTH DOUGLASS HOSPITAL
- Entity Type
- Organization
- Location Address
- 67 CORPORATE DR STE 300 PORTSMOUTH, NH 03801
- Location Phone
- (603) 742-2163
- Mailing Address
- PO BOX 412504 BOSTON, MA 02241
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 07-13-2022
- Last Update Date
- 12-17-2025
- 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
General Acute Care Hospital
- Taxonomy Code
- 282N00000X
- Type
- Hospitals
- Taxonomy Description
- An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
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 | 261QM1300X | Ambulatory Health Care Facilities | Clinic/Center |
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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 1003540238, we treat the final digit (8) 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 42. The final step is to find the difference between that total and the next multiple of ten (50 - 42 = 8).
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 42 is 50. The difference is the calculated check digit.
Other Providers at the Same Location
The following 11 providers are registered at the same or a nearby location.
PORTSMOUTH, NH 03801
PORTSMOUTH, NH 03801
PORTSMOUTH, NH 03801
PORTSMOUTH, NH 03801
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1003540238, enumerated as an "organization" on July 13, 2022.
The provider is located at 67 CORPORATE DR STE 300 PORTSMOUTH, NH 03801 and the phone number is (603) 742-2163.
General Acute Care Hospital with taxonomy code 282N00000X.
