DR. DI ZHAO M.D
NPI 1922281617
Internal Medicine - Nephrology in Tacoma, WA

Q: What is Di Zhao's NPI number?

The NPI number for Di Zhao is 1922281617. It was assigned to this individual provider in the NPPES registry on December 17, 2007.

Q: What is Di Zhao's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Di Zhao was last updated on October 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since December 17, 2007PECOS EnrolledAccepts Medicare Assignment

1901 S UNION AVE, SUITE B7011, TACOMA, WA 98405(253) 627-5755(253) 627-7385 Get Directions Write a Review

NPPES record last updated: October 19, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Di Zhao M.d NPPES

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

DR. DI ZHAO M.D (NPI 1922281617) is an individual nephrology provider in Tacoma, Washington, licensed in Washington (MD60218136) and active in the NPI registry since December 2007. She is enrolled in Medicare PECOS, is affiliated with St Joseph Medical Center, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1922281617

Entity TypeIndividualFemale

Primary Taxonomy207RN0300X

Provider Legal NameDR. DI ZHAOCredential: M.D

Location Address1901 S UNION AVE, SUITE B7011Tacoma, WA 98405-1702

Mailing Address1901 S Union Ave, Suite B7011Tacoma, WA 98405-1702 · (253) 627-5755 · Fax (253) 627-7385

Phone(253) 627-5755

Fax(253) 627-7385

Sole ProprietorNo

Medical School CMSOtherGraduated 1993

Enumeration DateDecember 17, 2007

Last NPPES UpdateOctober 19, 2015

✔ NPI 1922281617 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in WA · MD60218136

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 0000000 (CT)

1901 S UNION AVE, Tacoma, WA 98405

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.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. Di Zhao 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 ID9830267178

PECOS Enrollment IDI20111006000718

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 13

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.

327 services182 patients

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.

278 services135 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.

230 services111 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.

206 services37 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.

99 services85 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

79 services48 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.

61 services42 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.

59 services15 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

41 services22 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

27 services27 patients

Dialysis services, 1 physician visit per month (20 years or older) 90962

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 canâ€™t do their job. A physician visit once a month ensures your treatment is working effectively and adjusts it if necessary. This service is available for individuals aged 20 years and older.

24 services13 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.

20 services20 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

20 services17 patients

Hospital Affiliations CMS Care Compare 2

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

St Joseph Medical Center

Acute Care Hospitals · Tacoma, WA

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number500108

Location1717 South J StreetTacoma, WA 98405 · Pierce County

Emergency services Birthing friendly

Tacoma General Allenmore Hospital

Acute Care Hospitals · Tacoma, WA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500129

Location315 S Mlk Jr WayTacoma, WA 98405 · Pierce County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98405 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

$130.99 typical visit price

range $57.27 – $172.80

Typical copayment $32.74 (range $14.31 – $43.20)

Most-billed visit code 99204

Established Patient

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

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.

Referred Medical Equipment & Supplies CMS DME claims 6

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

Tacrolimus, immediate release, oral, 1 mg J7507

Treatment-Treatment - Miscellaneous · category RX029N

10 suppliers88 claims5,430 services$0.30 avg. paid by Medicare

Prednisone, immediate release or delayed release, oral, 1 mg J7512

Treatment-Treatment - Miscellaneous · category RX029N

2 suppliers17 claims3,000 services$0.01 avg. paid by Medicare

Mycophenolate mofetil, oral, 250 mg J7517

Treatment-Treatment - Miscellaneous · category RX029N

4 suppliers30 claims3,600 services$0.19 avg. paid by Medicare

Mycophenolic acid, oral, 180 mg J7518

Treatment-Treatment - Miscellaneous · category RX029N

4 suppliers35 claims3,690 services$0.91 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

9 suppliers63 claims64 services$18.35 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

10 suppliers91 claims111 services$12.49 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 20

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

JORGENSON OPTICAL SUPPLY

Eyewear Supplier

1901 S UNION AVE, SUITE B-1001
TACOMA, WA 98405

Pierce County (253) 572-4522

PUGET SOUND ALLERGY ASTHMA & IMMUNOLOGY

Allergy & Immunology (Clinical & Laboratory Immunology)

1901 S UNION AVE, STE B-6010
TACOMA, WA 98405

Pierce County (253) 383-4721

HAROLD EDWARD LINSTEN RPH

Pharmacist

1901 S UNION AVE, SUITE A-201
TACOMA, WA 98405

Pierce County (253) 459-6238

MR. WILLIAM COOLEY PORTER PHARMACIST

Pharmacist

1901 S UNION AVE
TACOMA, WA 98405

Pierce County (253) 345-9674

EDUARDO S CUEVAS MD PS

Internal Medicine

1901 S UNION AVE, STE A-114
TACOMA, WA 98405

Pierce County (253) 472-8389

GRANT LUNDIE MD PC

Specialist

1901 S UNION AVE
TACOMA, WA 98405

Pierce County (253) 459-6611

HANNAH ROSE HUGO RDN, CD

Dietitian, Registered

1901 S UNION AVE
TACOMA, WA 98405

Pierce County (253) 459-6633

ARIANNA PERNELA

Behavior Technician

1901 S UNION AVE
TACOMA, WA 98405

Pierce County (818) 241-6780

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 Di Zhao's NPI number?

The NPI number for Di Zhao is 1922281617. It was assigned to this individual provider in the NPPES registry on December 17, 2007.

Where is Di Zhao located?

Di Zhao practices at 1901 S Union Ave Suite B7011, Tacoma, WA 98405. The listed phone number is (253) 627-5755.

What is Di Zhao's specialty?

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

Is Di Zhao enrolled in Medicare?

Yes. Di Zhao 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 Di Zhao accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Di Zhao 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 Di Zhao affiliated with any hospitals?

According to CMS data, Di Zhao is affiliated with St Joseph Medical Center and Tacoma General Allenmore Hospital.

When was this NPI record last updated?

The NPPES record for Di Zhao was last updated on October 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.