DR. IRIS SCHRIJVER M.D.
NPI 1508058538
Pathology - Clinical Pathology/Laboratory Medicine in Stanford, CA
NPI Status: Active since August 14, 2007
Contact Information
300 PASTEUR DR
STANFORD UNIVERSITY, PATHOLOGY DEPARTMENT L235
STANFORD, CA
ZIP 94305
Phone: (650) 724-2403
- Individual
- Female
- Pathology
- Clinical Pathology/Laboratory Medicine
- PECOS Enrolled
- Opted-Out Medicare
About IRIS SCHRIJVER
This page provides the complete NPI Profile along with additional information for Iris Schrijver, a provider established in Stanford, California with a medical specialization in Pathology, focusing in clinical pathology/laboratory medicine . The healthcare provider is registered in the NPI registry with number 1508058538 assigned on August 2007. The practitioner's primary taxonomy code is 207ZP0105X with license number A76098 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.
- NPI
- 1508058538
- Provider Name
- DR. IRIS SCHRIJVER M.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 300 PASTEUR DR STANFORD UNIVERSITY, PATHOLOGY DEPARTMENT L235 STANFORD, CA 94305
- Location Phone
- (650) 724-2403
- Mailing Address
- 300 PASTEUR DR STANFORD UNIVERSITY, PATHOLOGY DEPARTMENT L235 STANFORD, CA 94305
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-14-2007
- Last Update Date
- 08-14-2007
- Code Navigator
The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Iris Schrijver opted out of Medicare effective on 09-01-2025 until 09-01-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare but is permitted to order and refer services to other healthcare providers.
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
Pathology Clinical Pathology/Laboratory Medicine
- Taxonomy Code
- 207ZP0105X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A76098
- License State
- CA
- Taxonomy Description
- A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Medicare Participation & PECOS Enrollment Status
Iris Schrijver 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
Opted-Out of Medicare? Yes
Opt-Out Effective Date: 09-01-2025
Opt-Out End Date: 09-01-2027
Eligible to Order and Refer? 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
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 94305 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99204
- Average New Patient Price $156.67
- Minimum New Patient Price $70.37
- Maximum New Patient Price $206.04
- Average New Patient Copayment $39.16
- Minimum New Patient Copayment $17.59
- Maximum New Patient Copayment $51.51
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $121.77
- Minimum Established Patient Price $23.96
- Maximum Established Patient Price $169.6
- Average Established Patient Copayment $30.44
- Minimum Established Patient Copayment $5.99
- Maximum Established Patient Copayment $42.4
* 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 1508058538, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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 62 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
PALO ALTO, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1508058538, enumerated as an "individual" on August 14, 2007.
The provider is located at 300 PASTEUR DR STANFORD UNIVERSITY, PATHOLOGY DEPARTMENT L235 STANFORD, CA 94305 and the phone number is (650) 724-2403.
Pathology with taxonomy code 207ZP0105X and a focus in Clinical Pathology/Laboratory Medicine.
