DR. RICHARD O. KAMRATH M.D.
NPI 1740226919
Internal Medicine - Endocrinology, Diabetes & Metabolism in Walnut Creek, CA

Active since June 22, 2006Opted out of Medicare · through Jan 18, 2027
2405 SHADELANDS DR STE 300, WALNUT CREEK, CA 94598(925) 939-8585 Get Directions Write a Review

NPPES record last updated: June 16, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 16, 2021, Feb 19, 2019 (2 updates tracked since 2019).

About Dr. Richard O. Kamrath M.d. NPPES

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

DR. RICHARD O. KAMRATH M.D. (NPI 1740226919) is an individual endocrinology, diabetes & metabolism provider in Walnut Creek, California, licensed in California (G34661) and active in the NPI registry since June 2006. He has opted out of Medicare through January 18, 2027 and remains eligible to order and refer and maintains a secondary practice location in Walnut Creek.

NPPES Registry Identity

NPI1740226919
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. RICHARD O. KAMRATHCredential: M.D.
Location Address2405 SHADELANDS DR STE 300Walnut Creek, CA 94598-5906
Mailing AddressPo Box 31396Walnut Creek, CA 94598-8396 · (925) 939-8585
Sole ProprietorNo
Enumeration DateJune 22, 2006
Last NPPES UpdateJune 16, 20212 updates tracked since enumeration
NPPES CertifiedJune 16, 2021
NPI 1740226919 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in CA · G34661
Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Also ListedInternal MedicineTaxonomy 207R00000X · License G34661 (CA)
2405 SHADELANDS DR STE 300, Walnut Creek, CA 94598

Secondary Practice Location 1

Location 11450 Treat Blvd, Suite 120AWalnut Creek, CA 94597-2168 · Phone (925) 296-9720 · Fax (925) 296-9032

Other Identifiers 1

Medicaid00G346610CA

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. Richard O. Kamrath 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 January 18, 2025 through January 18, 2027.

Opt-Out Effective DateJanuary 18, 2025
Opt-Out In Effect ThroughJanuary 18, 2027Opt-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 CMS claims · ZIP area

Typical Medicare office-visit costs in the 94598 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.

Other Providers at the Same Location NPPES 16

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

Orthopaedic Surgery
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Nurse Practitioner
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Physician Assistant
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Physician Assistant (Surgical)
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Orthopaedic Surgery
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
2405 SHADELANDS DR STE 300
WALNUT CREEK, CA 94598

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 Richard Kamrath's NPI number?

The NPI number for Richard Kamrath is 1740226919. It was assigned to this individual provider in the NPPES registry on June 22, 2006.

Where is Richard Kamrath located?

Richard Kamrath practices at 2405 Shadelands Dr Ste 300, Walnut Creek, CA 94598. The listed phone number is (925) 939-8585.

What is Richard Kamrath's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Richard Kamrath enrolled in Medicare?

No. Richard Kamrath has opted out of Medicare through January 18, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Richard Kamrath was last updated on June 16, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.