NPPES file of Aug 9, 2026

Sangwook Jee, D.D.S., M.S.

Periodontics · Redwood City, CA

Sangwook Jee, D.D.S., M.S. is a periodontics with a practice address in Redwood City, California, and NPI 1801935606, issued on Feb 6, 2007. Check the license (California 47630, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801935606
Name
Sangwook Jee
Credential
D.D.S., M.S.
Primary taxonomy
Periodontics 1223P0300X
License number
47630 CA
Self-reported in NPPES; status is on the state search
Practice location
97 Arch St, Redwood City, CA 94062
Phone
(650) 625-1739
Enumerated
Feb 6, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest periodontics records → All 929 in California → Look up another NPI →

Also registered at 97 Arch St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ching Ng, D.D.S.Periodontics1619055001

Verify Sangwook Jee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 47630    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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34% fewer Medicare Part D claims than the average periodontics in 2024

183 Medicare Part D claims for 94 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Sangwook Jee183
  2. Specialty average277

Most prescribed

  1. Amoxicillin81 claims
  2. Azithromycin20 claims
  3. Hydrocodone-Acetaminophen20 claims
  4. Ibuprofen14 claims
  5. Amoxicillin-Clavulanate Potass11 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.

Sangwook Jee among 929 periodontics records in California

Sangwook Jee, D.D.S., M.S. is one of 929 periodontics records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.

  • NPI issued2007 · 29% of these records are older, 40% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in California

There are 929 periodontics records in California.

All 929 in California → Every provider in Redwood City → Periodontics nationwide →

The 8 periodontics records with the nearest ZIP codes

  1. Ching Ng, D.D.S.Redwood City, CA 940621619055001
  2. Neha Tamhane, DDS, MSRedwood City, CA 940611467057190
  3. Mauricio Ronderos, DDS, MS, MPHRedwood City, CA 940651457402034
  4. Stephen John, DDSSan Carlos, CA 940701558790915
  5. Navid Knight, DDSSouth San Francisco, CA 940801437270246
  6. Shin Young Ahn, DMDMountain View, CA 940401215380043
  7. Eric Chu, D.D.S.Mountain View, CA 940401184846891
  8. Daniel Nelson, D.D.S.Mountain View, CA 940401619120037

Common questions

What is Sangwook Jee, D.D.S., M.S.'s NPI number?

Sangwook Jee, D.D.S., M.S.'s National Provider Identifier (NPI) is 1801935606, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sangwook Jee, D.D.S., M.S. located?

The NPPES record lists a practice address at 97 Arch St, Redwood City, CA, 94062. Phone: (650) 625-1739. Providers update this record themselves, so call before visiting.

How can I verify Sangwook Jee, D.D.S., M.S.'s license?

NPPES lists California license number 47630, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Sangwook Jee, D.D.S., M.S. prescribe under Medicare Part D?

In 2024, Sangwook Jee, D.D.S., M.S. had 183 Medicare Part D claims for 94 beneficiaries; the average among periodontics prescribers was 277. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.