THOMAS PATRICK O'BRIEN PA-C
NPI 1225447626
Physician Assistant - Surgical in Plymouth, MA
NPI Status: Active since August 11, 2014
Contact Information
23 WHITE ST
PLYMOUTH, MA
ZIP 02360
Phone: (774) 991-1400
- Individual
- Male
- Physician Assistant
- Surgical
- PECOS Enrolled
About THOMAS O'BRIEN
This page provides the complete NPI Profile along with additional information for Thomas O'brien, a provider established in Plymouth, Massachusetts with a medical specialization in Physician Assistant, focusing in surgical . The healthcare provider is registered in the NPI registry with number 1225447626 assigned on August 2014. The practitioner's primary taxonomy code is 363AS0400X with license number PA7872 (MA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1225447626
- Provider Name
- THOMAS PATRICK O'BRIEN PA-C
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 23 WHITE ST PLYMOUTH, MA 02360
- Location Phone
- (774) 991-1400
- Mailing Address
- 23 WHITE ST PLYMOUTH, MA 02360
- Mailing Phone
- (774) 991-1400
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 08-11-2014
- Last Update Date
- 11-10-2025
- 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
Physician Assistant Surgical
- Taxonomy Code
- 363AS0400X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- PA7872
- License State
- MA
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 | 2255A2300X | Respiratory, Developmental, Rehabilitative and Restorative Service Providers | Specialist/Technologist | 2416 (MA) |
| 2 | 2255A2300X | Respiratory, Developmental, Rehabilitative and Restorative Service Providers | Specialist/Technologist | AT00339 (RI) |
| 3 | 363A00000X | Physician Assistants & Advanced Practice Nursing Providers | Physician Assistant | PA1851 (NV) |
Medicare Participation & PECOS Enrollment Status
Thomas O'brien 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
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Aspiration and/or injection of fluid from large joint
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
Injection, methylprednisolone acetate, 40 mg
Injection, triamcinolone acetonide, not otherwise specified, 10 mg
New patient office or other outpatient visit, 45-59 minutes
Replacement of thigh bone and hip joint with prosthesis
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
This service was performed 343 times for 221 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 112 times for 96 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 329 times for 229 patientsMethylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.
This service was performed 140 times for 50 patientsTriamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
This service was performed 2,621 times for 190 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 154 times for 154 patientsThis procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.
This service was performed 11 times for 11 patientsReviews for THOMAS PATRICK O'BRIEN PA-C
There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.
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 1225447626, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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 64 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225447626, enumerated as an "individual" on August 11, 2014.
The provider is located at 23 WHITE ST PLYMOUTH, MA 02360 and the phone number is (774) 991-1400.
Physician Assistant with taxonomy code 363AS0400X and a focus in Surgical.