DR. CARLOS ANTONIO RIVAS M.D.
NPI 1285066878
Internal Medicine in Redwood City, CA

Active since August 06, 2013Opted out of Medicare · through Apr 29, 2028
300 TADLEY CT, REDWOOD CITY, CA 94061(510) 437-4800 Get Directions Write a Review

NPPES record last updated: June 9, 2019. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jun 9, 2019, Mar 17, 2018, Dec 7, 2017 (3 updates tracked since 2017).

About Dr. Carlos Antonio Rivas M.d. NPPES

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

DR. CARLOS ANTONIO RIVAS M.D. (NPI 1285066878) is an individual internal medicine provider in Redwood City, California, licensed in California (131589) and active in the NPI registry since August 2013. He has opted out of Medicare through April 29, 2028 and remains eligible to order and refer and maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1285066878
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CARLOS ANTONIO RIVASCredential: M.D.
Location Address300 TADLEY CTRedwood City, CA 94061-4305
Mailing Address300 Tadley CtRedwood City, CA 94061-4305 · (510) 437-0371
Sole ProprietorYes
Enumeration DateAugust 6, 2013
Last NPPES UpdateJune 9, 20193 updates tracked since enumeration
NPI 1285066878 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 · 131589
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.

300 TADLEY CT, Redwood City, CA 94061

Secondary Practice Location 1

Location 11411 E 31st St, Dept Internal Med, Old Building, A2 WingOakland, CA 94602-1018 · Phone (510) 437-4800

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Dr. Carlos Antonio Rivas M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 29, 2020 through April 29, 2028.

Opt-Out Effective DateApril 29, 2020
Opt-Out In Effect ThroughApril 29, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 94061 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $153.83
  • Minimum New Patient Price $69
  • Maximum New Patient Price $202.35
  • Average New Patient Copayment $38.45
  • Minimum New Patient Copayment $17.25
  • Maximum New Patient Copayment $50.58

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $119.48
  • Minimum Established Patient Price $23.44
  • Maximum Established Patient Price $166.46
  • Average Established Patient Copayment $29.87
  • Minimum Established Patient Copayment $5.86
  • Maximum Established Patient Copayment $41.61

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285066878, enumerated as an "individual" on August 06, 2013.

The provider is located at 300 TADLEY CT REDWOOD CITY, CA 94061 and the phone number is (510) 437-4800.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Molina Healthcare. Please consult your insurance carrier or call the provider to verify.