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Dr. Dali Chen, MD, PHD

Endocrinology & Diabetes (Endocrinology, Diabetes & Metabolism Physician)

1628 S Mildred St, Ste 104
Tacoma, WA 98465

Who else practices at this address →

Pierce County includes primary care (20% of residents) and dental (11% of residents) and mental health (11% of residents) shortage areas. About shortage areas

Call (253) 565-6777

  • Medicare participating

At a glance

Years since graduation
43
In the NPI registry since
2005
Medicare patients seen, 2024
397

Licensed in Washington since 1997, according to the Washington State Department of Health. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2005Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Endocrinology, Diabetes & Metabolism Physician primary
    WA license MD00034874 (first issued 1997; active)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Endocrinology & Diabetes per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
397
Services billed
1,812
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 30-39 minutes460305
Established patient office or other outpatient visit, 40-54 minutes164110
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report5336
New patient office or other outpatient visit, 60-74 minutes3737

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 5 companies reported 6 payments worth $467 in total to this clinician.

By company
Medtronic, Inc.$138
Boehringer Ingelheim Pharmaceuticals, Inc.$125
Dexcom, Inc.$111
Tandem Diabetes Care, Inc.$58.52
Sequel Med Tech, LLC$33.33
By type
Food and Beverage$467

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Washington →

Other Endocrinology & Diabetes clinicians in Tacoma

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 1, 2010), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1801890538. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.