Mark Ryan Christie, D.D.S.
General Practice Dentistry · Santa Cruz, CA
Mark Ryan Christie, D.D.S. is a general practice dentistry with a practice address in Santa Cruz, California, and NPI 1720420003, issued on Jul 26, 2013. Check the license (California 62634, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Ryan Christie
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 62634 CA
Self-reported in NPPES; status is on the state search - Practice location
- 918 Center St, Santa Cruz, CA 95060
- Phone
- (831) 429-8419
- Enumerated
- Jul 26, 2013
- Record last updated
- Jul 26, 2013 (not updated in 13 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 →
Also registered at 918 Center St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Christie, D.D.S.General Practice Dentistry1275606147
Verify Mark Ryan Christie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 62634Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average general practice dentistry in 2024
29 Medicare Part D claims for 20 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin20 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: $137.73
3 payments; by number, the most common kind was gift; the largest payer was Ultradent Products 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.
Mark Ryan Christie among 17,852 general practice dentistry records in California
Mark Ryan Christie, 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 2013, is newer than 75% of them.
- NPI issued2013 · 75% of these records are older, 24% 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 updated2013 · 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).
53 general practice dentistry records list a practice address in Santa Cruz
They are 53 of the 5,138 NPPES records with a practice address in Santa Cruz, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Santa Cruz → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Richard Benson, D.D.S.Santa Cruz, CA 950601861513434
- Karl Brose, DDSSanta Cruz, CA 950601962410852
- Flavio ChengSanta Cruz, CA 950601427067099
- William Christie, D.D.S.Santa Cruz, CA 950601275606147
- Bruce Donald, DDSSanta Cruz, CA 950601609970987
- Mark Kemerling, D.D.S.Santa Cruz, CA 950601720161714
- Richard Kuechle, D.D.S.Santa Cruz, CA 950601144245036
- Gary Marietti, D.D.S.Santa Cruz, CA 950601497843320
Common questions
What is Mark Ryan Christie, D.D.S.'s NPI number?
Mark Ryan Christie, D.D.S.'s National Provider Identifier (NPI) is 1720420003, issued on Jul 26, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Mark Ryan Christie, D.D.S. located?
The NPPES record lists a practice address at 918 Center St, Santa Cruz, CA, 95060. Phone: (831) 429-8419. Providers update this record themselves, so call before visiting.
How can I verify Mark Ryan Christie, D.D.S.'s license?
NPPES lists California license number 62634, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Ryan Christie, D.D.S. prescribe under Medicare Part D?
In 2024, Mark Ryan Christie, D.D.S. had 29 Medicare Part D claims for 20 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.