DR. DALE JOSEPH RITZO M.D.
NPI 1255499323
Internal Medicine in San Mateo, CA

Active since December 04, 2006PECOS EnrolledAccepts Medicare Assignment
6.3/100
CMS Quality Rating
101 S SAN MATEO DR, SUITE 206, SAN MATEO, CA 94401(650) 343-4003(650) 696-7040 Get Directions Write a Review

NPPES record last updated: June 28, 2011. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Dale Joseph Ritzo M.d. NPPES

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

DR. DALE JOSEPH RITZO M.D. (NPI 1255499323) is an individual internal medicine provider in San Mateo, California, licensed in California (G50169) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (1983).

NPPES Registry Identity

NPI1255499323
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. DALE JOSEPH RITZOCredential: M.D.
Location Address101 S SAN MATEO DR, SUITE 206San Mateo, CA 94401-3819
Mailing Address101 S San Mateo Dr, Suite 206San Mateo, CA 94401-3819 · (650) 343-4003 · Fax (650) 696-7040
Fax(650) 696-7040
Sole ProprietorYes
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 1983
Enumeration DateDecember 4, 2006
Last NPPES UpdateJune 28, 2011
NPI 1255499323 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 · G50169
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.

101 S SAN MATEO DR, San Mateo, CA 94401

Other Identifiers 3

Medicare ID-Type Unspecified00G501690CA
Medicare UPINA51591CA
Medicaid00G501690CA

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. Dale Joseph Ritzo 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 ID7911176516
PECOS Enrollment IDI20110817000272
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 10

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.
415 services241 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.
228 services228 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
78 services76 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.
78 services76 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.
62 services56 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
43 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94401 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

6.3/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0
Cost21.01

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.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
7 suppliers16 claims38 services$4.88 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers14 claims14 services$42.53 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.

Obstetrics & Gynecology
101 S SAN MATEO DR, SUITE 112
SAN MATEO, CA 94401
Internal Medicine (Rheumatology)
101 S SAN MATEO DR, SUITE 307
SAN MATEO, CA 94401
Psychiatry & Neurology (Psychiatry)
101 S SAN MATEO DR, SUITE 300
SAN MATEO, CA 94401
Chiropractor
101 S SAN MATEO DR, SUITE 200
SAN MATEO, CA 94401
Pediatrics (Developmental - Behavioral Pediatrics)
101 S SAN MATEO DR, SUITE 208
SAN MATEO, CA 94401
Nurse Practitioner
101 S SAN MATEO DR
SAN MATEO, CA 94401
Optometrist
101 S SAN MATEO DR, SUITE 310
SAN MATEO, CA 94401
Radiology (Diagnostic Radiology)
101 S SAN MATEO DR
SAN MATEO, CA 94401

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 Dale Ritzo's NPI number?

The NPI number for Dale Ritzo is 1255499323. It was assigned to this individual provider in the NPPES registry on December 4, 2006.

Where is Dale Ritzo located?

Dale Ritzo practices at 101 S San Mateo Dr Suite 206, San Mateo, CA 94401. The listed phone number is (650) 343-4003.

What is Dale Ritzo's specialty?

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

Is Dale Ritzo enrolled in Medicare?

Yes. Dale Ritzo 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 Dale Ritzo was last updated on June 28, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.