Jeffrey Knutzen, D.D.S.
General Practice Dentistry · Carlsbad, CA
Jeffrey Knutzen, D.D.S. is a general practice dentistry with a practice address in Carlsbad, California, and NPI 1700894060, issued on Aug 3, 2006. Check the license (California 41934, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Knutzen
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 41934 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2020 Cassia RD. Suite101, Carlsbad, CA 92009
- Phone
- (760) 438-8353
- Enumerated
- Aug 3, 2006
- Record last updated
- Sep 28, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Verify Jeffrey Knutzen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 41934Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average general practice dentistry in 2024
44 Medicare Part D claims for 24 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin19 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: $17.26
1 payment: food and beverage; the largest payer was Dentsply Sirona Inc. The 41,669 providers of this specialty with any payment received $597.01 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.
Jeffrey Knutzen among 17,852 general practice dentistry records in California
Jeffrey Knutzen, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 71% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 general practice dentistry records list a practice address in Carlsbad
They are 54 of the 3,411 NPPES records with a practice address in Carlsbad, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Carlsbad → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Mojgan Arjmandi, DDSCarlsbad, CA 920091982903084
- Roger Barron, DDSCarlsbad, CA 920091861667123
- Gina Blakeman, DDSCarlsbad, CA 920091497088256
- Clayton Clark, D.D.S.Carlsbad, CA 920091205118460
- Kimberly Corrigan-Dankworth, DDSCarlsbad, CA 920091356627095
- Stephen Dankworth, DDSCarlsbad, CA 920091962786301
- Piper Dankworth, DDSCarlsbad, CA 920091336602903
- Jeffrey Fruin, DDSCarlsbad, CA 920091598968810
Common questions
What is Jeffrey Knutzen, D.D.S.'s NPI number?
Jeffrey Knutzen, D.D.S.'s National Provider Identifier (NPI) is 1700894060, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Knutzen, D.D.S. located?
The NPPES record lists a practice address at 2020 Cassia RD. Suite101, Carlsbad, CA, 92009. Phone: (760) 438-8353. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Knutzen, D.D.S.'s license?
NPPES lists California license number 41934, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Jeffrey Knutzen, D.D.S. prescribe under Medicare Part D?
In 2024, Jeffrey Knutzen, D.D.S. had 44 Medicare Part D claims for 24 beneficiaries; the average among general practice dentistry prescribers was 83. 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.