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DR. KATHERINE WESTIN KWON M.D.
NPI 1891907770
Internal Medicine - Nephrology in Saint Joseph, MI

Active since May 04, 2007PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
3800 HOLLYWOOD RD, SUITE 104, SAINT JOSEPH, MI 49085(269) 428-0819(269) 428-0841 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Katherine Westin Kwon M.d. NPPES

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

DR. KATHERINE WESTIN KWON M.D. (NPI 1891907770) is an individual nephrology provider in Saint Joseph, Michigan, licensed in Virginia (0101236883) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2001).

NPPES Registry Identity

NPI1891907770
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameDR. KATHERINE WESTIN KWONCredential: M.D.
Location Address3800 HOLLYWOOD RD, SUITE 104Saint Joseph, MI 49085-8510
Mailing Address3800 Hollywood Rd, Suite 104Saint Joseph, MI 49085-8510 · (269) 428-0819 · Fax (269) 428-0841
Phone(269) 428-0819
Fax(269) 428-0841
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2001
Enumeration DateMay 4, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1891907770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in VA · 0101236883
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
3800 HOLLYWOOD RD, Saint Joseph, MI 49085
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Katherine Westin Kwon 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 ID2769582121
PECOS Enrollment IDI20070713000594
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.

Areas of Expertise CMS Part B claims 7

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
216 services99 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
135 services60 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
89 services45 patients
Dialysis services, 2-3 physician visits per month (20 years or older) 90961
Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.
33 services27 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
22 services15 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
15 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Lakeland Hospital, St Joseph

Acute Care Hospitals · St Joseph, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230021
Location1234 Napier AvenueSt Joseph, MI 49085 · Berrien County
Emergency services Birthing friendly

Corewell Health Watervliet Hospital

Acute Care Hospitals · Watervliet, MI
OwnershipVoluntary non-profit - Private
CMS Certification Number230078
Location400 Medical Park DrWatervliet, MI 49098 · Berrien County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49085 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier11 claims2,640 services$0.20 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
2 suppliers16 claims16 services$17.81 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
3 suppliers12 claims12 services$12.65 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MUKUND SHAH M.D.
Pediatrics
3800 HOLLYWOOD RD, SUITE 102
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2727
MR. EUGENE A PRESTON PA-C
Physician Assistant (Medical)
3800 HOLLYWOOD RD
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2552
CRAIG DENNIS OKONSKI DPM
Podiatrist
3800 HOLLYWOOD RD, SUITE 103
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2440
ROYALTON FOOT AND ANKLE ASSOC
Durable Medical Equipment & Medical Supplies
3800 HOLLYWOOD RD, SUITE 103
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2440
DAVID RALPH HALSTEAD DPM
Podiatrist
3800 HOLLYWOOD RD, SUITE 103
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2440
ROYALTON FOOT AND ANKLE ASSOC
Durable Medical Equipment & Medical Supplies
3800 HOLLYWOOD RD, SUITE 103
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2440
DR. DANIEL W BRASH M.D.
Internal Medicine (Nephrology)
3800 HOLLYWOOD RD, SUITE 104
SAINT JOSEPH, MI 49085
Berrien County (269) 428-0819
MUKUND R SHAH MD PLC
Pediatrics
3800 HOLLYWOOD RD, SUITE 102
SAINT JOSEPH, MI 49085
Berrien County (269) 428-2727

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 Katherine Kwon's NPI number?

The NPI number for Katherine Kwon is 1891907770. It was assigned to this individual provider in the NPPES registry on May 4, 2007.

Where is Katherine Kwon located?

Katherine Kwon practices at 3800 Hollywood Rd Suite 104, Saint Joseph, MI 49085. The listed phone number is (269) 428-0819.

What is Katherine Kwon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Katherine Kwon enrolled in Medicare?

Yes. Katherine Kwon 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.

What insurance does Katherine Kwon accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Katherine Kwon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Katherine Kwon affiliated with any hospitals?

According to CMS data, Katherine Kwon is affiliated with Lakeland Hospital, St Joseph and Corewell Health Watervliet Hospital.

When was this NPI record last updated?

The NPPES record for Katherine Kwon was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.