Active NPI 1679689780 Individual Practitioner Male Practitioner

Dr. Zachary H Chen , MD

Internal Medicine • Olympia, WA

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. Zachary Chen, MD is a registered healthcare professional specializing in Internal Medicine in Olympia, WA. Official NPI practice address is registered at 3624 ENSIGN RD NE.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, advance care planning, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3624 Ensign Rd Ne
Suite E

Olympia, WA 985065074

Telephone 3604138199

Fax 3604138198

Associated Practice Facility / Clinic

🏢 Michael R Kelson, Dds, Pllc Facility NPI 1699989749

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Olympia, WA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 22.0 Yrs

State Avg: 23.4 Yrs

Regional Practice Density

80 Specialists

Practicing in Olympia, WA (3169 Statewide)

Telehealth Adoption Rate

12.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

28.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	342	143	$242.00	$182.66
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	83	83	$195.00	$133.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	56	$181.00	$130.97
99497 Advance care planning, first 30 minutes	77	77	$142.00	$85.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	57	11	$74.00	$56.95
99213 Established patient office or other outpatient visit, typically 15 minutes	52	45	$123.00	$92.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	480	166	$241.98	$147.69
99497 Advance care planning, first 30 minutes	101	101	$142.00	$86.38
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	95	95	$195.00	$116.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	94	69	$181.00	$109.92
99354 Prolonged office or other outpatient service first hour	75	54	$167.00	$130.96
99213 Established patient office or other outpatient visit, typically 15 minutes	69	54	$122.90	$75.91
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	38	14	$74.00	$46.01
93000 Routine ekg using at least 12 leads including interpretation and report	20	20	$30.00	$17.19
99496 Transitional care management services for problem of high complexity	13	11	$389.00	$247.66
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$343.00	$210.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	672	192	$241.98	$147.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	159	96	$181.00	$110.25
99497 Advance care planning, first 30 minutes	124	124	$142.00	$86.20
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	114	114	$195.00	$118.15
99213 Established patient office or other outpatient visit, typically 15 minutes	96	52	$123.00	$75.31
99354 Prolonged office or other outpatient service first hour	92	58	$166.91	$131.85
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	82	17	$74.00	$45.81
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	32	32	$343.00	$209.30
93000 Routine ekg using at least 12 leads including interpretation and report	30	26	$29.91	$17.31
99496 Transitional care management services for problem of high complexity	16	11	$389.00	$234.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	705	186	$241.92	$145.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	188	102	$180.95	$108.10
99497 Advance care planning, first 30 minutes	124	124	$141.94	$84.53
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	110	110	$194.92	$117.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	108	32	$74.00	$44.08
99354 Prolonged office or other outpatient service first hour	92	64	$167.00	$130.68
99213 Established patient office or other outpatient visit, typically 15 minutes	82	58	$123.00	$73.22
93000 Routine ekg using at least 12 leads including interpretation and report	32	28	$30.00	$17.04
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	18	18	$343.00	$207.60
69210 Removal of impacted ear wax	13	13	$82.00	$48.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	622	184	$232.91	$143.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	247	122	$172.27	$106.76
99213 Established patient office or other outpatient visit, typically 15 minutes	148	87	$117.80	$72.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	121	36	$70.45	$43.40
99354 Prolonged office or other outpatient service first hour	74	49	$159.22	$128.09
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	55	55	$188.00	$115.03
99497 Advance care planning, first 30 minutes	22	22	$141.73	$80.91
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	20	20	$331.10	$204.23
93000 Routine ekg using at least 12 leads including interpretation and report	19	19	$30.68	$16.88
69210 Removal of impacted ear wax	17	17	$80.47	$48.79

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD00023128

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1114453 (WA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

16 Associated Practitioners

Dr. Bryan Wales , MD

Anesthesiology

NPI 1073555058

Doctor of Medicine (M.D.)

Dr. Charles Harding , MD

Anesthesiology

NPI 1184682817

Doctor of Medicine (M.D.)

Sara Ellsworth , MA

Counselor - Mental Health

NPI 1205150687

Master of Arts

Dr. Donald Volkmann , MD

Anesthesiology

NPI 1326095084

Doctor of Medicine (M.D.)

Dr. Michael Kelson , DDS

Dentist - Oral and Maxillofacial Surgery

NPI 1356681407

Doctor of Dental Surgery

Dr. Stephen Lindberg , MD

Anesthesiology

NPI 1417905068

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

✅

NPI Profile Active February 04, 2017

NPI status registered as active in NPPES database

📍

Updated Business Mailing Address February 04, 2017

Registered at 3624 ENSIGN RD NE, SUITE E, OLYMPIA, WA 985065074 (Tel: 3604138199)

📍

Updated Practice Location February 04, 2017

Registered at 3624 ENSIGN RD NE, SUITE E, OLYMPIA, WA 985065074 (Tel: 3604138199)

👤

Provider Name / Credentials Updated February 04, 2017

Recorded as ZACHARY CHEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 04, 2017

Internal Medicine (License #MD00023128 in WA)

✅

NPI Profile Active November 21, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location November 21, 2008

Registered at 3624 ENSIGN RD NE, SUITE E, OLYMPIA, WA 985065074 (Tel: 3604138199)

📍

Updated Business Mailing Address November 21, 2008

Registered at 1401 MARVIN RD NE, #307 PMB 266, LACEY, WA 985165709 (Tel: 3604915055)

👤

Provider Name / Credentials Updated November 21, 2008

Recorded as ZACHARY CHEN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 21, 2008

Internal Medicine (License #MD00023128 in WA)

🟢

Initial NPI Registration & Enumeration August 22, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1679689780

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 22, 2006

Last Update: February 04, 2017

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

3624 Ensign Rd Ne, Suite E

Olympia, WA 985065074

Phone: 3604138199

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.