RICHARD T. FREDERICK M.D. – NPI #1720009160
Internal Medicine

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

RICHARD FREDERICK is a physician located in SAN FRANCISCO, CA. NPPES has assigned the NPI number 1720009160 to RICHARD FREDERICK on July 21, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 13 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology Please note, simply having a taxonomy code selected doesn't replace any credentialing or validation process that may be required by law.

The NPI profile was previously updated about 5 years ago on Aug 26, 2021. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for RICHARD FREDERICK below.

NPI Profile for
RICHARD T. FREDERICK

NPI Number
1720009160
Enumeration Date

(about 20 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
RICHARD T. FREDERICK
Credentials
M.D.
Primary location
1100 VAN NESS AVE
SAN FRANCISCO, CA 94109-6978
Phone: (415) 600-1000 Fax: (415) 558-7051
13 Other location(s):
1601 Esplanade Ste 3
Chico, CA 95926-3370
Phone: (415) 600-1020
Fax: (415) 600-1005
2367 Harrison Ave
Eureka, CA 95501-3216
Phone: (707) 445-9015
Fax: (707) 445-9014
1189 E Herndon Ave
Fresno, CA 93720-3167
Phone: (916) 732-4380
Fax: (916) 739-0893
1401 Spanos Ct Ste 125
Modesto, CA 95355-2814
Phone: (415) 600-1000
Fax: (415) 558-7051
101 Rowland Way Ste 220
Novato, CA 94945-5056
Phone: (415) 600-1020
Fax: (415) 600-1005
3300 Webster St Ste 202
Oakland, CA 94609-3120
Phone: (510) 208-1777
Fax: (510) 208-1776
795 El Camino Real
Palo Alto, CA 94301-2302
Phone: (415) 600-1020
Fax: (415) 600-1005
1315 Alhambra Blvd Ste 210
Sacramento, CA 95816-5246
Phone: (916) 732-4380
Fax: (916) 739-0893
1431 Noriega St
San Francisco, CA 94122-4431
Phone: (415) 600-1020
Fax: (415) 600-1005
2340 Clay St Fl 2
San Francisco, CA 94115-1932
Phone: (415) 600-1020
Fax: (415) 600-1005
3880 S Bascom Ave Ste 113
San Jose, CA 95124-2600
Phone: (415) 600-1020
Fax: (415) 600-1005
3883 Airway Dr
Santa Rosa, CA 95403-1670
Phone: (415) 600-1020
Fax: (415) 600-1005
990 Sonoma Ave
Santa Rosa, CA 95404-4802
Phone: (415) 600-1020
Fax: (415) 600-1005
Mailing address
325 DISTEL CIR
LOS ALTOS, CA 94022-1408
Phone: (415) 600-1000 Fax: (415) 558-7051
Sole Proprietor
No
Updated
Certification Date
Dec 04, 2020

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for RICHARD FREDERICK

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
OTHERSTATE MEDICAL LICENSECAA71441
MEDICAIDCA00A714410
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RG0100X
- Internal Medicine / Gastroenterology (Primary)
CA A71441
207RT0003X
- Internal Medicine / Transplant Hepatology
CA A71441
207RI0008X
- Internal Medicine / Hepatology
CA A71441
207R00000X
- Internal Medicine
CA A71441
204F00000X
- Transplant Surgery
CA A71441

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Education
NEW YORK MEDICAL COLLEGE - Graduated 1998
Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
RICHARD FREDERICK is affiliated with the following medical group(s):
  • HOSPITAL
    • ADVENTIST HEALTH CLEARLAKE
      15630 18TH AVE - HWY 53
      CLEARLAKE, CA 95422
    • CALIFORNIA PACIFIC MEDICAL CENTER- VAN NESS CAMPUS
      1101 VAN NESS AVENUE
      SAN FRANCISCO, CA 94109
    • ENLOE MEDICAL CENTER
      1531 ESPLANADE
      CHICO, CA 95926
    • OROVILLE HOSPITAL
      2767 OLIVE HIGHWAY
      OROVILLE, CA 95966
    • SUTTER MEDICAL CENTER, SACRAMENTO
      2825 CAPITOL AVENUE
      SACRAMENTO, CA 95816

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.