DR. GREG A BROWN M.D.
NPI 1720135346
Internal Medicine in San Clemente, CA

Q: What is Greg Brown's NPI number?

The NPI number for Greg Brown is 1720135346. It was assigned to this individual provider in the NPPES registry on January 4, 2007.

Q: What is Greg Brown's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Greg Brown was last updated on December 16, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 04, 2007PECOS EnrolledAccepts Medicare Assignment

655 CAMINO DE LOS MARES, SUITE 124, SAN CLEMENTE, CA 92673(949) 661-9657(949) 661-1352 Get Directions Write a Review

NPPES record last updated: December 16, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Greg A Brown M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREG A BROWN M.D. (NPI 1720135346) is an individual internal medicine provider in San Clemente, California, licensed in California (A40335) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1720135346

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. GREG A BROWNCredential: M.D.

Location Address655 CAMINO DE LOS MARES, SUITE 124San Clemente, CA 92673-2809

Mailing Address655 Camino De Los Mares, Suite 124San Clemente, CA 92673-2809 · (949) 661-9657 · Fax (949) 661-1352

Phone(949) 661-9657

Fax(949) 661-1352

Sole ProprietorNo

Medical School CMSOtherGraduated 1983

Enumeration DateJanuary 4, 2007

Last NPPES UpdateDecember 16, 2008

✔ NPI 1720135346 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · A40335

Definition

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.

655 CAMINO DE LOS MARES, San Clemente, CA 92673

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Other Identifiers 4

Medicaid00A403350CA

Medicare UPINA85437

Medicare PINWA40335A

OtherA40335CA · License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Greg A Brown M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961563689

PECOS Enrollment IDI20081212000282

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

239 services113 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

108 services15 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

96 services12 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

94 services66 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

78 services70 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

51 services51 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

49 services44 patients

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

47 services14 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

45 services38 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

29 services15 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

21 services18 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

20 services12 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

15 services14 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

14 services14 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92673 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier11 claims11 services$10.82 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers20 claims20 services$49.87 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CARE GASTROENTEROLOGY MEDICAL GROUP

Internal Medicine (Gastroenterology)

655 CAMINO DE LOS MARES, SUTE 123
SAN CLEMENTE, CA 92673

Orange County (949) 443-1546

DR. NAVJYOT GUJRAL M.D

Internal Medicine (Gastroenterology)

655 CAMINO DE LOS MARES, 123
SAN CLEMENTE, CA 92673

Orange County (949) 443-1546

SENIOR CARE MEDICAL ASSOCIATES, INC.

Internal Medicine

655 CAMINO DE LOS MARES, SUITE 122
SAN CLEMENTE, CA 92673

Orange County (949) 588-7262

DON MOORE DC

Chiropractor

655 CAMINO DE LOS MARES
SAN CLEMENTE, CA 92673

Orange County (949) 487-1231

DEBRA HETSCHEL

Counselor (Mental Health)

655 CAMINO DE LOS MARES, #120
SAN CLEMENTE, CA 92673

Orange County (949) 487-1015

DR. JING CHUN ZHANG L.A.C.

Acupuncturist

655 CAMINO DE LOS MARES, SUITE #125
SAN CLEMENTE, CA 92673

Orange County (949) 661-1230

DR. SANDRA S GRIFMAN PHD MFC 12218

Marriage & Family Therapist

655 CAMINO DE LOS MARES, #127
SAN CLEMENTE, CA 92673

Orange County (949) 661-3071

PACIFIC CLINICS

Community/Behavioral Health

655 CAMINO DE LOS MARES, 120
SAN CLEMENTE, CA 92673

Orange County (949) 487-1015

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Greg Brown's NPI number?

The NPI number for Greg Brown is 1720135346. It was assigned to this individual provider in the NPPES registry on January 4, 2007.

Where is Greg Brown located?

Greg Brown practices at 655 Camino De Los Mares Suite 124, San Clemente, CA 92673. The listed phone number is (949) 661-9657.

What is Greg Brown's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Greg Brown enrolled in Medicare?

Yes. Greg Brown is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Greg Brown was last updated on December 16, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.