Active NPI 1962433607 Individual Practitioner Male Practitioner

Dr. Eric Melvin Chwa , MD

Internal Medicine • Arcadia, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Eric Chwa, MD is a certified Internal Medicine practicing in Arcadia, CA. With approximately 45 years of clinical experience since completing medical education in 1981, Dr. Chwa delivers high-quality medical care to the local community at 632 W DUARTE RD STE 180.

Dr. Chwa accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

632 W Duarte Rd Ste 180

Arcadia, CA 910077609

Telephone 6268216411

Fax 6268216414

Associated Practice Facility / Clinic

🏢 Blossom Health, Inc Facility NPI 1801628961

Medicare Profile & Education

Medical School

Other

Graduation Year

1981

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Arcadia, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

45 Yrs +15.6 yrs vs City Avg

City Avg: 29.4 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

77 Specialists

Practicing in Arcadia, CA (18502 Statewide)

Telehealth Adoption Rate

18.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

33.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chwa (45 Years) 45 Yrs

Arcadia Specialty Average (29.4 Years) 29.4 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
99213 Established patient office or other outpatient visit, typically 15 minutes	672	197	$150.00	$98.50
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	134	14	$120.00	$81.62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	132	132	$300.00	$140.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	91	$200.00	$138.26
90661 Influenza vaccine, trivalent derived from cell cultures	86	86	$50.00	$36.11
G0008 Administration of influenza virus vaccine	86	86	$50.00	$35.02
G0444 Annual depression screening, 5 to 15 minutes	79	79	$30.00	$21.10
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	47	39	$40.00	$26.78
93000 Routine ekg using at least 12 leads including interpretation and report	45	41	$50.00	$15.57
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	28	24	$250.00	$193.38
99442 Telephone medical discussion with physician, 11-20 minutes	28	27	$65.36	$64.45
99238 Hospital discharge day management, 30 minutes or less	18	13	$130.00	$84.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	11	$200.00	$135.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$150.00	$119.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	687	214	$145.50	$98.38
G0444 Annual depression screening, 5 to 15 minutes	166	166	$30.00	$20.66
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	162	162	$300.00	$140.36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	141	14	$120.00	$83.20
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	128	90	$200.00	$138.85
G0008 Administration of influenza virus vaccine	87	87	$49.89	$33.42
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	87	87	$50.00	$33.49
93000 Routine ekg using at least 12 leads including interpretation and report	44	42	$50.00	$15.90
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	31	30	$40.00	$27.20
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	29	27	$250.00	$193.67
99238 Hospital discharge day management, 30 minutes or less	22	13	$130.91	$85.75
99497 Advance care planning, first 30 minutes	14	14	$100.00	$88.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	913	227	$120.00	$99.95
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	223	19	$120.00	$75.26
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	182	182	$300.00	$143.42
G0444 Annual depression screening, 5 to 15 minutes	168	168	$30.00	$20.84
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	88	88	$50.00	$31.63
G0008 Administration of influenza virus vaccine	88	88	$40.00	$33.09
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	62	52	$40.00	$28.44
93000 Routine ekg using at least 12 leads including interpretation and report	45	41	$50.00	$15.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	36	$198.72	$141.11
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	29	26	$250.00	$197.88
99238 Hospital discharge day management, 30 minutes or less	25	17	$130.00	$76.66
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	15	$200.00	$142.61
99497 Advance care planning, first 30 minutes	20	19	$100.00	$92.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$150.00	$123.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	804	215	$118.78	$101.13
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	298	24	$120.00	$76.84
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	173	173	$300.00	$146.62
G0444 Annual depression screening, 5 to 15 minutes	129	129	$30.00	$21.20
G0008 Administration of influenza virus vaccine	88	88	$40.00	$19.19
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	88	88	$49.89	$29.94
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	73	56	$40.00	$28.99
99497 Advance care planning, first 30 minutes	55	54	$51.82	$51.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	34	$150.00	$143.61
93000 Routine ekg using at least 12 leads including interpretation and report	29	26	$50.00	$16.58
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	21	$200.00	$145.27
99238 Hospital discharge day management, 30 minutes or less	26	23	$130.00	$77.88
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	22	$226.09	$199.78
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$150.00	$124.38
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	11	11	$300.00	$185.55
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	11	11	$100.00	$59.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	585	189	$102.50	$82.83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	149	149	$300.00	$129.14
G0444 Annual depression screening, 5 to 15 minutes	104	104	$30.00	$20.54
G0008 Administration of influenza virus vaccine	76	76	$40.00	$18.96
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	67	67	$40.00	$29.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	36	$151.46	$120.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	34	34	$155.88	$119.37
93000 Routine ekg using at least 12 leads including interpretation and report	28	22	$50.00	$19.17
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	14	$200.00	$161.74
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	14	11	$150.00	$140.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	525	153	$100.00	$81.65
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	325	25	$120.00	$77.40
G0444 Annual depression screening, 5 to 15 minutes	122	122	$30.00	$20.20
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	120	120	$300.00	$127.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	96	71	$150.00	$119.17
G0008 Administration of influenza virus vaccine	70	70	$40.00	$18.58
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	70	70	$40.00	$18.65
99238 Hospital discharge day management, 30 minutes or less	35	24	$130.00	$78.50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	31	22	$200.00	$145.42
93000 Routine ekg using at least 12 leads including interpretation and report	29	26	$50.00	$18.93
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	18	$200.00	$158.79
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	16	12	$150.00	$139.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	525	160	$100.00	$75.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	200	29	$120.00	$73.30
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	119	119	$300.00	$121.23
G0008 Administration of influenza virus vaccine	79	78	$40.00	$23.13
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	79	78	$36.58	$17.48
99238 Hospital discharge day management, 30 minutes or less	38	27	$130.00	$74.34
93000 Routine ekg using at least 12 leads including interpretation and report	26	25	$50.00	$17.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	18	$150.00	$111.48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	16	$200.00	$137.35
99285 Emergency department visit for life threatening or functioning severity	19	15	$270.00	$170.15
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	15	$200.00	$149.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	552	137	$100.00	$75.00
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	197	27	$120.00	$72.06
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	116	116	$300.00	$118.42
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	54	53	$40.00	$23.57
G0008 Administration of influenza virus vaccine	54	53	$40.00	$28.74
93000 Routine ekg using at least 12 leads including interpretation and report	42	40	$50.00	$17.68
99238 Hospital discharge day management, 30 minutes or less	37	27	$130.00	$73.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	19	16	$200.00	$136.39
99285 Emergency department visit for life threatening or functioning severity	17	15	$270.00	$169.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	13	$150.00	$109.97
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	12	$200.00	$147.24

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A49506

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

00A495061 (CA)

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dr. Aung Kyaw Zaw , MD

Internal Medicine

NPI 1306108634

Doctor of Medicine (M.D.)

Dr. Nilar Chwa , MD

Internal Medicine

NPI 1316978067

Doctor of Medicine (M.D.)

Joanna Chwa , FNP

Nurse Practitioner - Family

NPI 1831976372

Family Nurse Practitioner

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 632 W DUARTE RD STE 180, ARCADIA, CA 910077609 (Tel: 6268216411)

📍

Updated Business Mailing Address July 08, 2007

Registered at 632 W DUARTE RD STE 180, ARCADIA, CA 910077609 (Tel: 6268216411)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as ERIC CHWA, M.D

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #A49506 in CA)

🟢

Initial NPI Registration & Enumeration July 05, 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: 1962433607

Entity Type:

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

Enumeration Date: July 05, 2006

Last Update: July 08, 2007

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

632 W Duarte Rd Ste 180

Arcadia, CA 910077609

Phone: 6268216411

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.