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CATHERINE PEONY KHOO MD
NPI 1316309354
Family Medicine in Los Angeles, CA

Active since March 28, 2016PECOS EnrolledAccepts Medicare Assignment
1401 S GRAND AVE, LOS ANGELES, CA 90015(213) 748-2411(213) 746-9379 Get Directions Write a Review

NPPES record last updated: April 24, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 2, 2021, Sep 8, 2021, Aug 24, 2021 and 6 more (9 updates tracked since 2016).

About Catherine Peony Khoo Md NPPES

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

CATHERINE PEONY KHOO MD (NPI 1316309354) is an individual family medicine provider in Los Angeles, California, licensed in California (A153067) and active in the NPI registry since March 2016. She is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2016).

NPPES Registry Identity

NPI1316309354
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameCATHERINE PEONY KHOOCredential: MD
Location Address1401 S GRAND AVELos Angeles, CA 90015-3010
Mailing Address1400 S Grand Ave Ste 703Los Angeles, CA 90015-3068
Phone(213) 748-2411
Fax(213) 746-9379
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2016
Enumeration DateMarch 28, 2016
Last NPPES UpdateApril 24, 20259 updates tracked since enumeration
NPPES CertifiedApril 24, 2025
✔ NPI 1316309354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A153067
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1401 S GRAND AVE, Los Angeles, CA 90015
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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

Catherine Peony Khoo 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 ID2769739499
PECOS Enrollment IDI20190925003757
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

3

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

Prohealth Partners A Medical Group
6.0 mi
Internal Medicine
3224 SANTA ANA ST
South Gate, CA 90280
  • Reassigned Medicare billing, California enrollment
  • 279 clinicians in this Medicare group
NPI 1700457504 (323) 567-2384
County Of Santa Clara
276 mi
Federally Qualified Health Center (FQHC)
7475 CAMINO ARROYO
Gilroy, CA 95020
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1629301346 (California), NPI 1588721500 (California)
  • 2,460 clinicians in this Medicare group
NPI 1922093533 (408) 885-5000
Obhg California, P.C.
2,040 mi
Obstetrics & Gynecology
777 LOWNDES HILL RD BLDG 1
Greenville, SC 29607
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Obhg California PC
  • 711 clinicians in this Medicare group
NPI 1215258892 (800) 967-2289

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 90015 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
$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.

TATIANA MARIA VAZQUEZ DE LOS SANTOS
Student in an Organized Health Care Education/Training Program
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 743-7300
BRANDON LEE
Nurse Anesthetist, Certified Registered
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 748-2411
SARA GAYANE HAROUTUNIAN
Student in an Organized Health Care Education/Training Program
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 743-7300
JAMIE SON
Physician Assistant
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 748-2411
DR. PATRICK LENEHAN M.D.
Emergency Medicine
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 748-2411
DR. CHRISTINE CHUNG M.D.
Anesthesiology
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (818) 391-8500
DR. ONUR YENIGUN MD
Emergency Medicine
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 748-2411
MIRIAM NWOBIARA IFEGWU
Student in an Organized Health Care Education/Training Program
1401 S GRAND AVE
LOS ANGELES, CA 90015
Los Angeles County (213) 743-7300

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 Catherine Khoo's NPI number?

The NPI number for Catherine Khoo is 1316309354. It was assigned to this individual provider in the NPPES registry on March 28, 2016.

Where is Catherine Khoo located?

Catherine Khoo practices at 1401 S Grand Ave, Los Angeles, CA 90015. The listed phone number is (213) 748-2411.

What is Catherine Khoo's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Catherine Khoo enrolled in Medicare?

Yes. Catherine Khoo 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 organizations bill Medicare for Catherine Khoo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Khoo reassigns Medicare benefits to 3 organizations: Prohealth Partners A Medical Group (South Gate, CA), County Of Santa Clara (Gilroy, CA) and Obhg California, P.C. (Greenville, SC). Each 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 Catherine Khoo'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 Catherine Khoo was last updated on April 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.