DR. GREGORY KATZ MD
NPI 1184674178
Internal Medicine in Newport Beach, CA

Active since May 11, 2006PECOS EnrolledAccepts Medicare Assignment
73.15/100
CMS Quality Rating
520 SUPERIOR AVE, STE 220, NEWPORT BEACH, CA 92663(949) 642-2333(949) 548-9456 Get Directions Write a Review

NPPES record last updated: May 26, 2016. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Gregory Katz Md NPPES

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

DR. GREGORY KATZ MD (NPI 1184674178) is an individual internal medicine provider in Newport Beach, California, licensed in California (G76136) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1991).

NPPES Registry Identity

NPI1184674178
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. GREGORY KATZCredential: MD
Location Address520 SUPERIOR AVE, STE 220Newport Beach, CA 92663-3637
Mailing AddressPo Box 15745Newport Beach, CA 92659 · (657) 241-3600 · Fax (657) 241-7708
Fax(949) 548-9456
Sole ProprietorNo
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 1991
Enumeration DateMay 11, 2006
Last NPPES UpdateMay 26, 2016
NPI 1184674178 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 · G76136
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.

520 SUPERIOR AVE, Newport Beach, CA 92663

Other Identifiers 3

OtherP00609097CA · Medicare Railroad
Medicare UPINF66901CA
Medicare PINWG76136ACA

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. Gregory Katz Md 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 ID9436242294
PECOS Enrollment IDI20070910000853
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 13

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 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.
867 services438 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.
239 services239 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.
112 services109 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.
84 services82 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
76 services76 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
43 services43 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92663 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

73.15/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality68.65
Promoting Interoperability96
Improvement Activities40
Cost45.21

Reported Quality Measures

Advance Care Plan
0%890 patients1/55-star benchmark: 100%
Breast Cancer Screening
40%339 patients2/55-star benchmark: 100%
Controlling High Blood Pressure
71%438 patients3/55-star benchmark: 98%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
27%101 patients3/55-star benchmark: 98%
Documentation of Current Medications in the Medical Record
93%2,959 patients3/55-star benchmark: 100%
Falls: Plan of Care
93%27 patients
Ischemic Vascular Disease (IVD) All or None Outcome Measure (Optimal Control)
16%115 patients
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
92%1,502 patients4/55-star benchmark: 100%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
14%1,373 patients1/55-star benchmark: 100%
Provide Patients Electronic Access to Their Health Information
65%636 patients2/55-star benchmark: 100%
Urinary Incontinence: Assessment of Presence or Absence of Urinary Incontinence in Women Aged 65 Years and Older
60%401 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 10

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
14 suppliers41 claims118 services$5.81 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
7 suppliers30 claims30 services$34.44 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
3 suppliers11 claims66 services$14.71 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
3 suppliers18 claims108 services$12.64 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
5 suppliers30 claims30 services$43.77 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
7 suppliers21 claims21 services$14.58 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 20

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

Internal Medicine
520 SUPERIOR AVE, SUITE 220
NEWPORT BEACH, CA 92663
Specialist
520 SUPERIOR AVE, STE 285
NEWPORT BEACH, CA 92663
Internal Medicine (Pulmonary Disease)
520 SUPERIOR AVE, SUITE #230
NEWPORT BEACH, CA 92663
Internal Medicine (Gastroenterology)
520 SUPERIOR AVE, SUITE 230
NEWPORT BEACH, CA 92663
Internal Medicine
520 SUPERIOR AVE, SUITE 285
NEWPORT BEACH, CA 92663
Specialist
520 SUPERIOR AVE, STE. 290
NEWPORT BEACH, CA 92663
Internal Medicine
520 SUPERIOR AVE, SUITE 270
NEWPORT BEACH, CA 92663
Internal Medicine (Clinical Cardiac Electrophysiology)
520 SUPERIOR AVE, SUITE 330
NEWPORT BEACH, CA 92663

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1184674178, enumerated as an "individual" on May 11, 2006.

The provider is located at 520 SUPERIOR AVE STE 220 NEWPORT BEACH, CA 92663 and the phone number is (949) 642-2333.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Railroad Medicare, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.