KATHLEEN LAURA RUCHALSKI M.D.
NPI 1235306077
Radiology - Diagnostic Radiology in Los Angeles, CA

Q: What is Kathleen Ruchalski's NPI number?

The NPI number for Kathleen Ruchalski is 1235306077. It was assigned to this individual provider in the NPPES registry on May 12, 2008.

Q: What is Kathleen Ruchalski's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Active since May 12, 2008PECOS EnrolledAccepts Medicare Assignment

75.48/100

CMS Quality Rating

757 WESTWOOD PLZ STE 1633, LOS ANGELES, CA 90095(310) 301-6800(310) 794-9035 Get Directions Write a Review

NPPES record last updated: December 16, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Kathleen Laura Ruchalski M.d. NPPES

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

KATHLEEN LAURA RUCHALSKI M.D. (NPI 1235306077) is an individual diagnostic radiology provider in Los Angeles, California, licensed in California (A110019) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Harvard Medical School (2008).

NPPES Registry Identity

NPI1235306077

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameKATHLEEN LAURA RUCHALSKICredential: M.D.

Location Address757 WESTWOOD PLZ STE 1633Los Angeles, CA 90095-3075

Mailing Address5767 W Century Blvd Ste 400Los Angeles, CA 90045-5631

Phone(310) 301-6800

Fax(310) 794-9035

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 2008

Enumeration DateMay 12, 2008

Last NPPES UpdateDecember 16, 2019

✔ NPI 1235306077 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in CA · A110019

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

757 WESTWOOD PLZ STE 1633, Los Angeles, CA 90095

Open in Google Maps ↗

Secondary Practice Locations 4

Location 1335 N La Brea AveLos Angeles, CA 90036-2517 · Phone (323) 634-3850 · Fax (323) 938-9958

Location 21245 16th St Ste 110Santa Monica, CA 90404-1240 · Phone (310) 301-6800 · Fax (310) 794-1428

Location 323388 Mulholland DrWoodland Hills, CA 91364-2733 · Phone (818) 876-1050 · Fax (818) 876-1026

Location 44323 W Riverside DrBurbank, CA 91505-4044 · Phone (818) 556-2700 · Fax (818) 295-3450

Other Identifiers 1

Medicaid0A1100190CA

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

Kathleen Laura Ruchalski M.d. 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 ID7113101031

PECOS Enrollment IDI20110418000374

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 Reassignments

Medicare enrollment records show Kathleen Ruchalski reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ucla Radiology Medical Group

Same address

Diagnostic Radiology

757 WESTWOOD PLZ
Los Angeles, CA 90095

Reassigned Medicare billing, California enrollment
240 clinicians in this Medicare group

NPI 1881670248 (310) 825-9111

Regents Of The University Of California

11 mi

Internal Medicine

1000 FLOWER ST
Glendale, CA 91201

Reassigned Medicare billing, California enrollment
273 clinicians in this Medicare group

NPI 1891110888 (818) 659-5000

Martin Luther King Jr Community Medical Foundation

15 mi

Multi-Specialty

12021 WILMINGTON AVE., BLDG. 11 SUITE 1000
Los Angeles, CA 90059

Reassigned Medicare billing, California enrollment
554 clinicians in this Medicare group

NPI 1356899777 (424) 529-6755

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

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

30,576 services284 patients

Piflufolastat f-18, diagnostic, 1 millicurie A9595

Piflufolastat F-18 is a radioactive diagnostic agent used in PET scans. It helps visualize certain cells in your body, aiding doctors in diagnosing specific conditions. This service involves injecting 1 millicurie of the agent into your body.

363 services36 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

326 services303 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

313 services293 patients

Nuclear medicine study from skull base to mid-thigh with ct scan 78815

A nuclear medicine study from skull base to mid-thigh with a CT scan involves using a small amount of radioactive material and CT imaging to examine body tissues and organs. This helps detect any abnormalities by providing detailed images of the body's internal structure.

291 services276 patients

Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries A9552

Fluorodeoxyglucose F-18 FDG is a radioactive drug used in PET scans. It helps doctors see how your tissues and organs are functioning. The drug is given in a specific dose, up to 45 millicuries, depending on your body size and the type of scan.

250 services235 patients

Ct scan of chest with contrast 71260

229 services223 patients

Ct scan of abdomen and pelvis with contrast 74177

218 services213 patients

Ct scan of soft tissue of neck with contrast 70491

A CT scan of the neck with contrast is a non-invasive imaging procedure. A special dye is administered to highlight the soft tissues in your neck, making them easier to see. This helps detect issues like infections, tumors, or other abnormalities.

192 services190 patients

High osmolar contrast material, 350-399 mg/ml iodine concentration, per ml Q9963

High osmolar contrast material with 350-399 mg/ml iodine concentration is a special dye used in medical imaging. It enhances the visibility of specific areas in the body during a scan, helping doctors to make a more accurate diagnosis. It's safe and typically well-tolerated.

45 services16 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

44 services43 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

42 services41 patients

Ct scan of soft tissue of neck with contrast 70491

34 services33 patients

Ct scan of chest without contrast 71250

21 services20 patients

Ct scan of abdomen and pelvis without contrast 74176

21 services20 patients

Ct scan of soft tissue of neck without contrast 70490

A CT scan of the neck's soft tissue without contrast is a non-invasive imaging technique. It uses X-rays to create detailed pictures of your neck area, helping to identify issues like infections, injuries, or tumors. No special dye (contrast) is used in this procedure.

15 services15 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90095 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75.48/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

58.27

Promoting Interoperability

100

Improvement Activities

Cost

55.01

Other Providers at the Same Location NPPES 12

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

MELISSA M. JOINES M.D.

Radiology (Diagnostic Radiology)