Carl George Knopke, MD
Family Medicine Physician · Riverside, CA
Carl George Knopke, MD is a family medicine physician with a practice address in Riverside, California, and NPI 1073500294, issued on Oct 3, 2005. Check the license (California A82718, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Carl George Knopke
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A82718 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4646 Brockton Ave, Riverside, CA 92506
- Phone
- (951) 774-2723
- Enumerated
- Oct 3, 2005
- Record last updated
- Dec 1, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (951) 231-1361
- Medicare enrollment
- Enrolled (PECOS I20040810001502); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4646 Brockton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Suman Agarwal, MDFamily Medicine Physician1861489098
- Maria Ascencio, FNP-CFamily Nurse Practitioner1497299549
- Mary Barba, NPFamily Nurse Practitioner1447659370
- Victoria Begley, N.P.Nurse Practitioner1760417034
- John Branch, DOFamily Medicine Physician1174510309
- Julie Buchanan, PA-CMedical Physician Assistant1710298005
Verify Carl George Knopke in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A82718Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average family medicine physician in 2024
2,606 Medicare Part D claims for 202 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Amlodipine Besylate234 claims
- Atorvastatin Calcium175 claims
- Hydrochlorothiazide120 claims
- Metformin Hcl119 claims
- Lisinopril115 claims
- Irbesartan75 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $148.31
7 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Raincross Medical Group IncRiverside, CA
- Raincross Urgent Care, Inc.Riverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carl George Knopke among 17,133 family medicine physician records in California
Carl George Knopke, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2001 · median 2005 among the 10,652 with a school on file
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
258 family medicine physician records list a practice address in Riverside
They are 258 of the 13,893 NPPES records with a practice address in Riverside, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Riverside → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Suman Agarwal, MDRiverside, CA 925061861489098
- John Branch, DORiverside, CA 925061174510309
- Nardo Buena, M.D.Riverside, CA 925061689673626
- Keith Curtis, DORiverside, CA 925061912994146
- Thomas Davis, MDRiverside, CA 925061376530501
- Troy Handojo, M.D.Riverside, CA 925061073506655
- Andrij Horodysky, MDRiverside, CA 925061851372239
- Janine Hwang, MDRiverside, CA 925061346221710
Common questions
What is Carl George Knopke, MD's NPI number?
Carl George Knopke, MD's National Provider Identifier (NPI) is 1073500294, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Carl George Knopke, MD located?
The NPPES record lists a practice address at 4646 Brockton Ave, Riverside, CA, 92506. Phone: (951) 774-2723. Providers update this record themselves, so call before visiting.
How can I verify Carl George Knopke, MD's license?
NPPES lists California license number A82718, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Carl George Knopke, MD prescribe under Medicare Part D?
In 2024, Carl George Knopke, MD had 2,606 Medicare Part D claims for 202 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.