Active NPI 1720135346 Individual Practitioner Male Practitioner

Dr. Greg A Brown , MD

Internal Medicine • San Clemente, CA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Greg Brown, MD is a certified Internal Medicine practicing in San Clemente, CA. With approximately 43 years of clinical experience since completing medical education in 1983, Dr. Brown delivers high-quality medical care to the local community at 655 CAMINO DE LOS MARES.

Dr. Brown accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, injection, dexamethasone sodium phosphate, 1 mg, injection, triamcinolone acetonide, not otherwise specified, 10 mg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

655 Camino De Los Mares
Suite 124

San Clemente, CA 926732809

Telephone 9496619657

Fax 9496611352

Associated Practice Facility / Clinic

🏢 Care Gastroenterology Medical Group Facility NPI 1003964370

Medicare Profile & Education

Medical School

Other

Graduation Year

1983

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in San Clemente, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

43 Yrs +10.7 yrs vs City Avg

City Avg: 32.3 Yrs

State Avg: 26.6 Yrs

Regional Practice Density

17 Specialists

Practicing in San Clemente, CA (18502 Statewide)

Telehealth Adoption Rate

52.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

19.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Brown (43 Years) 43 Yrs

San Clemente Specialty Average (32.3 Years) 32.3 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	239	113	$110.00	$98.20
J1100 Injection, dexamethasone sodium phosphate, 1 mg	108	15	$2.00	$0.11
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	96	12	$5.00	$0.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	94	66	$70.00	$61.92
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	78	70	$210.00	$194.07
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	51	51	$150.00	$140.19
93000 Routine ekg using at least 12 leads including interpretation and report	49	44	$65.00	$15.61
17003 Destruction of precancer skin growth, 2-14 growths	47	14	$20.00	$7.59
36415 Insertion of needle into vein for collection of blood sample	45	38	$15.00	$8.65
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	29	15	$36.38	$15.81
17000 Destruction of skin growth	21	18	$100.00	$75.48
20610 Aspiration and/or injection of fluid from large joint	20	12	$105.00	$73.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	14	$150.00	$138.25
90658 Influenza vaccine, trivalent, 0.5 ml dosage	14	14	$30.00	$21.42
G0008 Administration of influenza virus vaccine	14	14	$35.00	$34.30
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$90.00	$78.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	217	108	$109.65	$98.18
J1100 Injection, dexamethasone sodium phosphate, 1 mg	112	17	$2.00	$0.12
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	93	14	$5.00	$1.06
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	89	62	$70.00	$62.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	70	65	$210.00	$193.93
36415 Insertion of needle into vein for collection of blood sample	46	38	$15.00	$8.40
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	45	45	$151.11	$140.36
93000 Routine ekg using at least 12 leads including interpretation and report	45	41	$65.00	$15.90
G0008 Administration of influenza virus vaccine	26	24	$35.00	$33.42
20610 Aspiration and/or injection of fluid from large joint	24	11	$104.17	$70.84
90756 Vaccine for influenza for injection into muscle	20	18	$35.00	$31.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	15	$150.00	$138.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$130.00	$121.93
17000 Destruction of skin growth	13	11	$100.00	$72.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	196	95	$110.00	$99.61
36415 Insertion of needle into vein for collection of blood sample	109	89	$15.00	$2.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	99	62	$70.00	$62.06
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	89	89	$150.00	$143.32
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	86	85	$210.00	$197.34
17003 Destruction of precancer skin growth, 2-14 growths	79	12	$20.76	$7.87
J1100 Injection, dexamethasone sodium phosphate, 1 mg	79	12	$2.00	$0.12
93000 Routine ekg using at least 12 leads including interpretation and report	78	74	$65.00	$15.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	41	$150.00	$138.77
90756 Vaccine for influenza for injection into muscle	42	42	$35.00	$29.82
G0008 Administration of influenza virus vaccine	41	41	$34.76	$32.98
17000 Destruction of skin growth	32	17	$100.00	$75.12
20610 Aspiration and/or injection of fluid from large joint	17	11	$100.00	$70.01
82270 Stool analysis for blood to screen for colon tumors	12	12	$14.00	$4.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	244	111	$107.95	$99.91
J1100 Injection, dexamethasone sodium phosphate, 1 mg	98	17	$2.00	$0.15
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	86	16	$5.00	$1.29
36415 Insertion of needle into vein for collection of blood sample	81	60	$15.00	$2.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	77	45	$69.48	$62.84
93000 Routine ekg using at least 12 leads including interpretation and report	53	51	$65.00	$16.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	50	38	$149.20	$143.07
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	48	48	$208.44	$198.86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	40	40	$150.00	$146.62
G0008 Administration of influenza virus vaccine	32	31	$35.00	$19.18
90756 Vaccine for influenza for injection into muscle	32	31	$35.00	$28.35
17000 Destruction of skin growth	26	11	$100.00	$74.24
20610 Aspiration and/or injection of fluid from large joint	21	16	$100.00	$71.68
82270 Stool analysis for blood to screen for colon tumors	11	11	$14.00	$4.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	279	105	$90.07	$82.83
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	109	62	$60.00	$50.60
J1100 Injection, dexamethasone sodium phosphate, 1 mg	68	14	$2.00	$0.12
36415 Insertion of needle into vein for collection of blood sample	59	46	$15.00	$2.88
17003 Destruction of precancer skin growth, 2-14 growths	58	16	$20.00	$7.01
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	53	12	$8.40	$1.50
93000 Routine ekg using at least 12 leads including interpretation and report	43	39	$65.00	$18.73
G0008 Administration of influenza virus vaccine	42	40	$35.00	$18.93
90756 Vaccine for influenza for injection into muscle	42	40	$35.00	$27.59
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	36	36	$150.00	$128.84
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	36	35	$185.00	$161.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	29	$130.00	$120.85
17000 Destruction of skin growth	26	20	$100.00	$74.42
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	26	11	$35.00	$15.33
82270 Stool analysis for blood to screen for colon tumors	14	14	$14.00	$4.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$130.00	$119.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	221	110	$90.00	$81.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	178	100	$60.00	$50.21
J1100 Injection, dexamethasone sodium phosphate, 1 mg	150	21	$2.00	$0.12
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	122	17	$5.00	$1.59
36415 Insertion of needle into vein for collection of blood sample	62	51	$15.00	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	54	54	$185.00	$159.45
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	53	53	$150.00	$127.70
17003 Destruction of precancer skin growth, 2-14 growths	47	13	$20.00	$6.32
93000 Routine ekg using at least 12 leads including interpretation and report	46	45	$65.00	$18.94
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	32	15	$35.00	$18.69
20605 Aspiration and/or injection of medium joint or joint capsule	29	15	$80.00	$55.67
90756 Vaccine for influenza for injection into muscle	27	27	$35.00	$26.13
G0008 Administration of influenza virus vaccine	27	27	$35.00	$18.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	20	$130.00	$119.19
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	19	19	$130.00	$118.73
17000 Destruction of skin growth	18	15	$100.00	$73.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	177	93	$60.00	$47.45
99213 Established patient office or other outpatient visit, typically 15 minutes	154	90	$90.00	$78.02
17003 Destruction of precancer skin growth, 2-14 growths	74	11	$20.00	$5.72
36415 Insertion of needle into vein for collection of blood sample	61	51	$15.00	$2.94
93000 Routine ekg using at least 12 leads including interpretation and report	42	41	$65.00	$18.37
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	41	41	$185.00	$151.91
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	40	40	$150.00	$124.95
G0008 Administration of influenza virus vaccine	35	35	$34.86	$23.13
17000 Destruction of skin growth	34	18	$100.00	$70.92
90756 Vaccine for influenza for injection into muscle	34	34	$35.00	$22.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	17	$130.00	$114.72
82270 Stool analysis for blood to screen for colon tumors	16	16	$19.25	$4.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	213	101	$90.00	$78.50
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	128	77	$60.00	$47.22
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	83	19	$100.00	$74.99
36415 Insertion of needle into vein for collection of blood sample	80	61	$15.00	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	52	50	$185.00	$154.28
93000 Routine ekg using at least 12 leads including interpretation and report	49	46	$65.00	$18.51
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	46	46	$150.00	$124.62
G0008 Administration of influenza virus vaccine	32	32	$35.00	$29.24
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	32	32	$35.00	$23.57
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	23	$200.00	$141.88
82270 Stool analysis for blood to screen for colon tumors	19	19	$14.00	$4.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	15	$130.00	$114.87
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$130.00	$115.59
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$90.00	$80.46

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CA A40335

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

00A403350 (CA)

Commercial Insurance / Payer ID License

A40335 (CA)

Practice Associates & Co-Workers

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

13 Associated Practitioners

Dr. Ekram Elzik , MD

Specialist

NPI 1174500219

Doctor of Medicine (M.D.)

Dr. Navjyot Gujral , MD

Internal Medicine - Gastroenterology

NPI 1174591994

Doctor of Medicine (M.D.)

Dr. Don Moore , DC

Chiropractor

NPI 1417092719

Doctor of Chiropractic

Dr. Thomas Risbrudt , DDS

Dentist - Prosthodontics

NPI 1437204666

Doctor of Dental Surgery

Debra Hetschel

Counselor - Mental Health

NPI 1447484910

Jing Chun Zhang , LAC

Acupuncturist

NPI 1487736617

Licensed Acupuncturist

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active December 16, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location December 16, 2008

Registered at 655 CAMINO DE LOS MARES, SUITE 124, SAN CLEMENTE, CA 926732809 (Tel: 9496619657)

📍

Updated Business Mailing Address December 16, 2008

Registered at 655 CAMINO DE LOS MARES, SUITE 124, SAN CLEMENTE, CA 926732809 (Tel: 9496619657)

👤

Provider Name / Credentials Updated December 16, 2008

Recorded as GREG BROWN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 16, 2008

Internal Medicine (License #A40335 in CA)

🟢

Initial NPI Registration & Enumeration January 04, 2007

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: 1720135346

Entity Type:

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

Enumeration Date: January 04, 2007

Last Update: December 16, 2008

Sole Proprietor: No

Update or Correct Profile

Mailing Address

655 Camino De Los Mares, Suite 124

San Clemente, CA 926732809

Phone: 9496619657

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.