Active NPI 1548244965 Individual Practitioner Male Practitioner

Dr. David Hok Ming Thio , MD

Internal Medicine • Riverside, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. David Thio, MD is a certified Internal Medicine practicing in Riverside, CA. With approximately 33 years of clinical experience since graduating from Loma Linda University School Of Medicine in 1993, Dr. Thio delivers high-quality medical care to the local community at 7117 BROCKTON AVE.

Dr. Thio is affiliated with Riverside Medical Clinic Inc and accepts Medicare assignment.

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, annual depression screening, 5 to. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

7117 Brockton Ave

Riverside, CA 925062615

Telephone 9517823619

Fax 9517843269

Associated Practice Facility / Clinic

🏢 Riverside Medical Clinic, Inc Facility NPI 1730180415

Medicare Profile & Education

Medical School

Loma Linda University School Of Medicine

Graduation Year

1993

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Riverside, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs +12.8 yrs vs City Avg

City Avg: 20.2 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

193 Specialists

Practicing in Riverside, CA (18502 Statewide)

Telehealth Adoption Rate

20.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

43.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Thio (33 Years) 33 Yrs

Riverside Specialty Average (20.2 Years) 20.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	366	129	$230.97	$131.78
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	53	53	$234.33	$133.20
G0444 Annual depression screening, 5 to 15 minutes	51	51	$34.86	$19.75
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	37	32	$324.82	$184.53
99213 Established patient office or other outpatient visit, typically 15 minutes	28	25	$163.28	$93.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	436	141	$227.00	$132.05
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	71	71	$230.00	$133.28
G0444 Annual depression screening, 5 to 15 minutes	68	68	$33.00	$19.31
99213 Established patient office or other outpatient visit, typically 15 minutes	57	41	$161.00	$93.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	31	26	$319.00	$184.90
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$296.00	$171.85
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	11	11	$295.00	$170.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	346	139	$225.07	$132.53
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	76	76	$234.00	$136.10
99213 Established patient office or other outpatient visit, typically 15 minutes	59	50	$159.62	$94.51
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	13	$317.40	$188.57
90662 Influenza vaccine split virus, preservative free	14	14	$152.00	$68.07
G0008 Administration of influenza virus vaccine	14	14	$43.00	$31.05
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$99.60	$59.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	534	130	$229.00	$136.04
99213 Established patient office or other outpatient visit, typically 15 minutes	113	81	$161.00	$95.31
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	83	83	$234.00	$139.01
90662 Influenza vaccine split virus, preservative free	15	15	$152.00	$65.26
71046 X-ray of chest, 2 views	14	12	$59.00	$36.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	455	137	$184.00	$113.71
99213 Established patient office or other outpatient visit, typically 15 minutes	41	31	$127.00	$77.87
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	25	25	$287.00	$181.66
99443 Telephone medical discussion with physician, 21-30 minutes	24	20	$159.83	$106.03
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	14	14	$195.00	$123.92
G0009 Administration of pneumococcal vaccine	12	12	$43.00	$17.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	719	172	$183.95	$113.12
99213 Established patient office or other outpatient visit, typically 15 minutes	119	89	$124.97	$77.48
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	37	37	$197.00	$122.03
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	35	35	$291.00	$179.51
G0009 Administration of pneumococcal vaccine	27	27	$43.00	$17.39
93000 Routine ekg using at least 12 leads including interpretation and report	23	20	$29.00	$17.85
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$183.00	$113.14
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$246.00	$152.22
90670 Pneumococcal vaccine for injection into muscle	14	14	$513.00	$207.44
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$269.00	$109.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	563	154	$182.00	$110.70
99213 Established patient office or other outpatient visit, typically 15 minutes	219	124	$123.99	$75.73
G0009 Administration of pneumococcal vaccine	22	21	$43.00	$21.52
93000 Routine ekg using at least 12 leads including interpretation and report	14	11	$29.00	$17.66
G0008 Administration of influenza virus vaccine	14	14	$43.00	$21.52
90670 Pneumococcal vaccine for injection into muscle	14	14	$484.21	$197.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	340	120	$182.00	$110.68
99213 Established patient office or other outpatient visit, typically 15 minutes	236	112	$124.00	$75.48
90670 Pneumococcal vaccine for injection into muscle	53	52	$433.00	$188.15
G0009 Administration of pneumococcal vaccine	37	36	$43.00	$26.83
93000 Routine ekg using at least 12 leads including interpretation and report	19	18	$29.00	$17.66
G0008 Administration of influenza virus vaccine	17	17	$43.00	$26.83
90662 Influenza vaccine split virus, preservative free	15	15	$91.00	$48.05
81002 Urinalysis, manual test	15	13	$15.00	$3.43

Medical Specialties & State Licenses

CMS Verified: 2025-04-11

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA G80273

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

Commercial Insurance / Payer ID Group Npi

1730180415

Commercial Insurance / Payer ID Group Location Site Numbe

ZZZ31887Z

Hospital & Practice Group Affiliations

Riverside Medical Clinic Inc

7117 Brockton Ave, Riverside, CA 925062658

Phone: 9516836370

Practice Associates & Co-Workers

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

9 Associated Practitioners

Joetta Solomon , RNP

Nurse Practitioner - Family

NPI 1083832166

Dr. Peter Liao , MD

Internal Medicine

NPI 1093866469

Doctor of Medicine (M.D.)

Jieun Ahn

Internal Medicine

NPI 1225771173

Dr. Janine Hwang , MD

Family Medicine

NPI 1346221710

Doctor of Medicine (M.D.)

Korylea Johnson , FNP-C

Nurse Practitioner

NPI 1427701572

Family Nurse Practitioner (Certified)

Daryl Kubotsu , PA

Physician Assistant - Medical

NPI 1558344465

Physician Assistant

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address April 11, 2025

Registered at 7117 BROCKTON AVE, RIVERSIDE, CA 925062658 (Tel: 9517823619)

✅

NPI Profile Active December 30, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location December 30, 2010

Registered at 7117 BROCKTON AVE, RIVERSIDE, CA 925062615 (Tel: 9517823619)

📍

Updated Business Mailing Address December 30, 2010

Registered at 3660 ARLINGTON AVE, RIVERSIDE, CA 925063912 (Tel: 9517825110)

👤

Provider Name / Credentials Updated December 30, 2010

Recorded as DAVID THIO, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 30, 2010

Internal Medicine (License #G80273 in CA)

🟢

Initial NPI Registration & Enumeration November 30, 2005

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: 1548244965

Entity Type:

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

Enumeration Date: November 30, 2005

Last Update: April 11, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

7117 Brockton Ave

Riverside, CA 925062658

Phone: 9517823619

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.