MR. MATTHEW STEPHEN NEUMANN
NPI 1598462699
Physician Assistant in San Diego, CA

NPI Status: Active since February 09, 2023

Contact Information

9055 BALBOA AVE
SAN DIEGO, CA
ZIP 92123
Phone: (619) 849-2200

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  • Individual
  • Male
  • Physician Assistant
  • PECOS Enrolled

About MATTHEW NEUMANN

This page provides the complete NPI Profile along with additional information for Matthew Neumann, a primary care provider established in San Diego, California with a medical specialization in Physician Assistant. The healthcare provider is registered in the NPI registry with number 1598462699 assigned on February 2023. The practitioner's primary taxonomy code is 363A00000X with license number 64338 (CA). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1598462699
Provider Name
MR. MATTHEW STEPHEN NEUMANN
Gender
Male
Entity Type
Individual
Location Address
9055 BALBOA AVE SAN DIEGO, CA 92123
Location Phone
(619) 849-2200
Mailing Address
2220 C ST APT 305 SAN DIEGO, CA 92102
Mailing Phone
(805) 423-3509
Is Sole Proprietor?
No
Enumeration Date
02-09-2023
Last Update Date
06-25-2026
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A primary care provider (PCP) like Matthew Neumann 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

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

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
64338
License State
CA
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

Medicare Participation & PECOS Enrollment Status

Matthew Neumann 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.

Biofeedback training

Biofeedback training is a technique that helps you learn to control certain body functions, like heart rate or blood pressure. Through this, you can improve your health by gaining more control over these functions. It's often used to manage stress, anxiety, or chronic pain.

This service was performed 390 times for 22 patients

Evaluation of neuropsychological test, first hour

An evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.

This service was performed 104 times for 34 patients

Measurement of brain wave activity (eeg), awake and drowsy

Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.

This service was performed 524 times for 33 patients

Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes

An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.

This service was performed 36 times for 13 patients

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

This service was performed 537 times for 27 patients

Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes

A new patient home visit is a comprehensive service where a healthcare professional visits your home for about an hour. This visit includes an overall health assessment, discussion about your medical history, and planning for future healthcare needs. The goal is to understand your health status and provide personalized care.

This service was performed 60 times for 60 patients

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 92123 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $94.87
  • Minimum New Patient Price $62.1
  • Maximum New Patient Price $184.71
  • Average New Patient Copayment $23.71
  • Minimum New Patient Copayment $15.52
  • Maximum New Patient Copayment $46.17

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $76.87
  • Minimum Established Patient Price $20.62
  • Maximum Established Patient Price $151.42
  • Average Established Patient Copayment $19.21
  • Minimum Established Patient Copayment $5.15
  • Maximum Established Patient Copayment $37.85

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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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 1598462699, we treat the final digit (9) 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 81. The final step is to find the difference between that total and the next multiple of ten (90 - 81 = 9).

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.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
9
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 9 → 18 → 9 4 → 8 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 1 + 8 + 8 + 8 + 6 + 4 + 6 + 1 + 8 + 24 = 81

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 81 is 90. The difference is the calculated check digit.

90 - 81 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1598462699.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Specialist/Technologist (Athletic Trainer)
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123
Student in an Organized Health Care Education/Training Program
9055 BALBOA AVE
SAN DIEGO, CA 92123

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598462699, enumerated as an "individual" on February 09, 2023.

The provider is located at 9055 BALBOA AVE SAN DIEGO, CA 92123 and the phone number is (619) 849-2200.

Physician Assistant with taxonomy code 363A00000X.