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ANDREA KRAJISNIK MD
NPI 1164015434
Pathology - Anatomic Pathology & Clinical Pathology in Santa Monica, CA

Active since February 17, 2021PECOS EnrolledAccepts Medicare Assignment
2121 SANTA MONICA BLVD, SANTA MONICA, CA 90404(310) 829-8101 Get Directions Write a Review

NPPES record last updated: February 18, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Andrea Krajisnik Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANDREA KRAJISNIK MD (NPI 1164015434) is an individual anatomic pathology & clinical pathology provider in Santa Monica, California, licensed in California (A180953) and active in the NPI registry since February 2021. She is enrolled in Medicare PECOS and is a graduate of University Of Arizona College Of Medicine (2019).

NPPES Registry Identity

NPI1164015434
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameANDREA KRAJISNIKCredential: MD
Location Address2121 SANTA MONICA BLVDSanta Monica, CA 90404-2303
Mailing AddressPo Box 844650Los Angeles, CA 90084-4650 · (314) 849-3535
Phone(310) 829-8101
Sole ProprietorNo
Medical School CMSUniversity Of Arizona College Of MedicineGraduated 2019
Enumeration DateFebruary 17, 2021
Last NPPES UpdateFebruary 18, 2026
NPPES CertifiedFebruary 18, 2026
✔ NPI 1164015434 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · A180953
Definition
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.
2121 SANTA MONICA BLVD, Santa Monica, CA 90404
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Andrea Krajisnik Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264913169
PECOS Enrollment IDI20260227001047
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Andrea Krajisnik reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pathology Medical Group Of Saint John's
0.1 mi
Anatomic Pathology & Clinical Pathology
1328 22ND ST, PATHOLOGY DEPT
Santa Monica, CA 90404
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Pathology Medical Group Of Saint Johns
  • 8 clinicians in this Medicare group
NPI 1417992868 (310) 829-8101

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90404 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MINA RIM KANG MD
Hospitalist
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 453-1324
DELPHINE J. LEE MD PHD INC
Dermatology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 449-5265
ROGER JOSEPH MAH CORPORATION
Anesthesiology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 829-5511
DR. SEAN DOOLEY M.D.
Internal Medicine (Critical Care Medicine)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (323) 829-8745
DANIEL ARTENSTEIN
Student in an Organized Health Care Education/Training Program
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 582-7137
JAMIE WHISLER DO
Surgery
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 315-6125
JANAI JOHNSON MS, RDN, CGN
Dietitian, Registered
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 829-8889
JUDY DANG TRUONG PA
Physician Assistant
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Los Angeles County (310) 829-8265

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Andrea Krajisnik's NPI number?

The NPI number for Andrea Krajisnik is 1164015434. It was assigned to this individual provider in the NPPES registry on February 17, 2021.

Where is Andrea Krajisnik located?

Andrea Krajisnik practices at 2121 Santa Monica Blvd, Santa Monica, CA 90404. The listed phone number is (310) 829-8101.

What is Andrea Krajisnik's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Andrea Krajisnik enrolled in Medicare?

Yes. Andrea Krajisnik is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Andrea Krajisnik's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrea Krajisnik reassigns Medicare benefits to Pathology Medical Group Of Saint John's (Santa Monica, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrea Krajisnik's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Andrea Krajisnik was last updated on February 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.