DR. CARLOS OLIVA M.D.
NPI 1891882239
General Practice in Vista, CA
NPI Status: Active since October 06, 2006
Contact Information
969 S SANTA FE AVE STE A
VISTA, CA
ZIP 92083
Phone: (760) 941-7050
Fax: (760) 941-7142
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Male
- Years of Experience 48
- General Practice
- Accepts Medicare Approved Payment
- PECOS Enrolled
About CARLOS OLIVA
This page provides the complete NPI Profile along with additional information for Carlos Oliva, a primary care provider established in Vista, California with a medical specialization in General Practice and more than 48 years of experience. The healthcare provider is registered in the NPI registry with number 1891882239 assigned on October 2006. The practitioner's primary taxonomy code is 208D00000X with license number A40155 (CA). The provider is registered as an individual and his NPI record was last updated June 2026.
- NPI
- 1891882239
- Provider Name
- DR. CARLOS OLIVA M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 969 S SANTA FE AVE STE A VISTA, CA 92083
- Location Phone
- (760) 941-7050
- Location Fax
- (760) 941-7142
- Mailing Address
- 969 S SANTA FE AVE STE A VISTA, CA 92083
- Mailing Phone
- (760) 941-7050
- Mailing Fax
- (760) 941-7142
- Medical School Name
- OTHER
- Graduation Year
- 1978
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-06-2006
- Last Update Date
- 06-04-2026
- Code Navigator
A primary care provider (PCP) like Carlos Oliva 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
General Practice
- Taxonomy Code
- 208D00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A40155
- License State
- CA
- Taxonomy Description
- A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Medicare Participation & PECOS Enrollment Status
Carlos Oliva is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Carlos Oliva 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
PECOS PAC ID: 5799876595
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: I20080103000623
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? Yes
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.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.
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
Blood glucose (sugar) test performed by hand-held instrument
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
Injection of drug or substance under skin or into muscle
Injection, dexamethasone sodium phosphate, 1 mg
Injection, ketorolac tromethamine, per 15 mg
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
Urinalysis, manual test
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
This service was performed 15 times for 15 patientsA blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
This service was performed 33 times for 24 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 71 times for 45 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 76 times for 49 patientsThis procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
This service was performed 51 times for 30 patientsDexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
This service was performed 31 times for 17 patientsKetorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.
This service was performed 30 times for 14 patientsThis service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
This service was performed 11 times for 11 patientsAn electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
This service was performed 18 times for 17 patientsA urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
This service was performed 38 times for 29 patientsReviews for DR. CARLOS OLIVA M.D.
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 1891882239, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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.
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 71 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 7 providers are registered at the same or a nearby location.
VISTA, CA 92083
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1891882239, enumerated as an "individual" on October 06, 2006.
The provider is located at 969 S SANTA FE AVE STE A VISTA, CA 92083 and the phone number is (760) 941-7050.
General Practice with taxonomy code 208D00000X.