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JOSEPHINE HWU MD
NPI 1194170894
Internal Medicine - Nephrology in Alhambra, CA

Active since May 01, 2016PECOS EnrolledAccepts Medicare Assignment
1027 E MAIN ST, ALHAMBRA, CA 91801(626) 280-0676 Get Directions Write a Review

NPPES record last updated: April 27, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 27, 2026, Jun 29, 2021, Apr 12, 2021 and 1 more (4 updates tracked since 2019).

About Josephine Hwu Md NPPES

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

JOSEPHINE HWU MD (NPI 1194170894) is an individual nephrology provider in Alhambra, California, licensed in California (A154264) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2016).

NPPES Registry Identity

NPI1194170894
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameJOSEPHINE HWUCredential: MD
Location Address1027 E MAIN STAlhambra, CA 91801-4154
Mailing Address1027 E Main StAlhambra, CA 91801-4154
Phone(626) 280-0676
Sole ProprietorYes
Medical School CMSLoma Linda University School Of MedicineGraduated 2016
Enumeration DateMay 1, 2016
Last NPPES UpdateApril 27, 20264 updates tracked since enumeration
NPPES CertifiedApril 27, 2026
✔ NPI 1194170894 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 CA · A154264
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.

1027 E MAIN ST, Alhambra, CA 91801
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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

Josephine Hwu 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 ID8729486881
PECOS Enrollment IDI20211005001089
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 8

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
1,011 services237 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.
655 services162 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.
141 services123 patients
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.
76 services51 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
40 services40 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
29 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91801 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 3

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

SHIRISH C PATEL MD
Surgery
1027 E MAIN ST
ALHAMBRA, CA 91801
Los Angeles County (626) 570-8889
SHIRISH C PATEL, M.D., INC
Surgery
1027 E MAIN ST
ALHAMBRA, CA 91801
Los Angeles County (626) 570-8889
PAUL HWU M.D.
Internal Medicine (Nephrology)
1027 E MAIN ST
ALHAMBRA, CA 91801
Los Angeles County (626) 280-0676

Frequently Asked Questions

What is Josephine Hwu's NPI number?

The NPI number assigned to this healthcare provider is 1194170894, enumerated as an "individual" on May 01, 2016.

Where is the provider located?

The provider is located at 1027 E MAIN ST ALHAMBRA, CA 91801 and the phone number is (626) 280-0676.

What is the provider's specialty?

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.