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EMILY DU KRASOWSKY MD
NPI 1669933552
Obstetrics & Gynecology in Diamond Bar, CA

Active since March 25, 2019PECOS EnrolledAccepts Medicare Assignment
96.04/100
CMS Quality Rating
253 S DIAMOND BAR BLVD, DIAMOND BAR, CA 91765(909) 860-1144(909) 860-8307 Get Directions Write a Review

NPPES record last updated: February 17, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Emily Du Krasowsky Md NPPES

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

EMILY DU KRASOWSKY MD (NPI 1669933552) is an individual obstetrics & gynecology provider in Diamond Bar, California, licensed in California (A181493) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2019).

NPPES Registry Identity

NPI1669933552
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameEMILY DU KRASOWSKYCredential: MD
Location Address253 S DIAMOND BAR BLVDDiamond Bar, CA 91765-1606
Mailing Address253 S Diamond Bar BlvdDiamond Bar, CA 91765-1606 · (909) 929-2513 · Fax (909) 860-8307
Phone(909) 860-1144
Fax(909) 860-8307
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2019
Enumeration DateMarch 25, 2019
Last NPPES UpdateFebruary 17, 2026
NPPES CertifiedFebruary 17, 2026
✔ NPI 1669933552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A181493
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
253 S DIAMOND BAR BLVD, Diamond Bar, CA 91765
Open in Google Maps ↗

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

Emily Du Krasowsky 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 ID3678973393
PECOS Enrollment IDI20230919001295
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 Emily Krasowsky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Medical Foundation
2.5 mi
General Practice
1514 VALLEY VISTA DR
Diamond Bar, CA 91765
  • Reassigned Medicare billing, California enrollment
  • 1,699 clinicians in this Medicare group
NPI 1285890624 (909) 860-1144

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 91765 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
$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.

96.04/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality84.91
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 9

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

ANNE LIAO MD
Obstetrics & Gynecology
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 860-1144
DR. XING YEN QUEK DO
Pediatrics
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (805) 456-6349
JESSICA CHUNG MAC LCSW
Social Worker (Clinical)
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 860-1144
KIM NGAN NGOC TRAN DO
Family Medicine
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 860-1144
DAVID RHODES MD
Family Medicine
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 860-1144
LORETTA ROUNDS RN
Registered Nurse
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 396-7045
LILIAN LI DO
Family Medicine
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 860-1144
RUBY BANUELOS CALHOUN LCSW
Social Worker (Clinical)
253 S DIAMOND BAR BLVD
DIAMOND BAR, CA 91765
Los Angeles County (909) 396-7025

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 Emily Krasowsky's NPI number?

The NPI number for Emily Krasowsky is 1669933552. It was assigned to this individual provider in the NPPES registry on March 25, 2019.

Where is Emily Krasowsky located?

Emily Krasowsky practices at 253 S Diamond Bar Blvd, Diamond Bar, CA 91765. The listed phone number is (909) 860-1144.

What is Emily Krasowsky's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Emily Krasowsky enrolled in Medicare?

Yes. Emily Krasowsky 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 Emily Krasowsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Emily Krasowsky reassigns Medicare benefits to Providence Medical Foundation (Diamond Bar, 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 Emily Krasowsky'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 Emily Krasowsky was last updated on February 17, 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.