Physician directory profile

Paul Soojin Chang, MD

Buena Park, CA

Accepts Medicare assignment

Internal medicine

Patient reviews

Office

5832 Beach Blvd Unit 214, Buena Park, CA 90621

(714) 523-7575

Call the office

Details

NPI

1487627261

Specialty

Internal Medicine

Background and affiliations

Gender: Male
Medical school: Chicago College of Medicine and Surgery · graduated 1992
Practice group: Smg Medical Practice Group PC · 6 clinicians
Offers telehealth: No
Accepts Medicare assignment: Yes

Practice locations

12665 Garden Grove Blvd Suite 503, Garden Grove, CA 92843 · (714) 530-3740
520 S Virgil Ave Suite 507, Los Angeles, CA 90020 · (213) 480-7770
5832 Beach Blvd Unit 214, Buena Park, CA 90621 · (714) 523-7575

Industry payments

In 2025, drug and medical-device companies reported $2,128 in general payments to Paul Soojin Chang (115 payments). Largest: ABBVIE INC. ($313); Amgen Inc. ($243); Ardelyx, Inc. ($189). Reported under the federal Open Payments program.

Insurance

Accepts Medicare assignment.

Medicare activity

2024 Medicare-billed services:

Advance care planning Medicare annual wellness and welcome visits Electrocardiogram (EKG)Flu shots Joint injections Pneumococcal (pneumonia) vaccination

Billed services and units in Original Medicare Part B, 2024.

Scroll the table sideways to see every column.

Original Medicare activity · 2024
HCPCS	Billed services / units	Beneficiaries in this row	Service description (English)	Billing setting
20610	78	13	Aspiration and/or injection of fluid from large joint	Non-facility
76700	51	47	Complete ultrasound scan of abdomen	Non-facility
81003	55	46	Automated urinalysis test	Non-facility
82044	107	105	Urine microalbumin (protein) analysis	Non-facility
93000	43	37	Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report	Non-facility
93306	15	15	Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	Non-facility
96372	65	40	Injection of drug or substance under skin or into muscle	Non-facility
99212	111	79	Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	Non-facility
99213	843	348	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	Non-facility
99214	176	137	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	Non-facility
99457	22	13	Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	Non-facility
99497	36	36	Advance care planning, first 30 minutes	Non-facility
G0008	173	172	Administration of influenza virus vaccine	Non-facility
G0009	26	26	Administration of pneumococcal vaccine	Non-facility
G0180	32	25	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	Non-facility

More Medicare services (1)

Scroll the table sideways to see every column.

Original Medicare activity · 2024
HCPCS	Billed services / units	Beneficiaries in this row	Service description (English)	Billing setting
G0439	283	283	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	Non-facility

Drug billing units (4)

Drug units follow each billing code’s definition.

Scroll the table sideways to see every column.

Original Medicare activity · 2024
HCPCS	Drug billing units	Beneficiaries in this row	Service description (English)	Billing setting
90653	149	149	Influenza vaccine, inactivated	Non-facility
90661	26	26	Influenza vaccine, trivalent derived from cell cultures	Non-facility
90677	26	26	Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	Non-facility
J7321	78	13	Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose	Non-facility