ALEXANDRA RAE OLAGUE PA
NPI 1801619515
Physician Assistant in Concord, CA
NPI Status: Active since November 02, 2024
Contact Information
2222 EAST ST STE 340
CONCORD, CA
ZIP 94520
Phone: (925) 363-0069
- Individual
- Female
- Years of Experience 2
- Physician Assistant
- May Accept Medicare Approved Payment
About ALEXANDRA OLAGUE
This page provides the complete NPI Profile along with additional information for Alexandra Olague, a primary care provider established in Concord, California with a medical specialization in Physician Assistant and more than 2 years of experience. The healthcare provider is registered in the NPI registry with number 1801619515 assigned on November 2024. The practitioner's primary taxonomy code is 363A00000X with license number PA66204 (). The provider is registered as an individual and her NPI record was last updated March 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.
- NPI
- 1801619515
- Provider Name
- ALEXANDRA RAE OLAGUE PA
- Other Name
- ALE RAE OLAGUE PA
- Other Name Type
- Professional Name (2)
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 2222 EAST ST STE 340 CONCORD, CA 94520
- Location Phone
- (925) 363-0069
- Mailing Address
- 2222 EAST ST STE 340 CONCORD, CA 94520
- Mailing Phone
- (925) 363-0069
- Medical School Name
- OTHER
- Graduation Year
- 2024
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 11-02-2024
- Last Update Date
- 03-13-2026
- Code Navigator
A primary care provider (PCP) like Alexandra Olague 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.
- PA66204
- 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.
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
Medicare Participation & PECOS Enrollment Status
Alexandra Olague is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.
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.
PECOS PAC ID: 2163917543
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20251223001908
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Maybe
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.
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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 1801619515, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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 55 is 60. 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 1801619515, enumerated as an "individual" on November 02, 2024.
The provider is located at 2222 EAST ST STE 340 CONCORD, CA 94520 and the phone number is (925) 363-0069.
Physician Assistant with taxonomy code 363A00000X.
