NPPES file of Aug 9, 2026

Jayne Joo, M.D.

MOHS-Micrographic Surgery Physician · Sacramento, CA

Jayne Joo, M.D. is a mohs-micrographic surgery physician with a practice address in Sacramento, California, and NPI 1942468962, issued on May 27, 2008. Check the license (California A109963, as entered in NPPES) on the Medical Board of California; 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
1942468962
Name
Jayne Joo
Credential
M.D.
Primary taxonomy
MOHS-Micrographic Surgery Physician 207ND0101X
License number
A109963 CA
Self-reported in NPPES; status is on the state search
Practice location
3301 C St Ste 1400, Sacramento, CA 95816
Phone
(916) 734-6111
Enumerated
May 27, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20151008001233); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 2008
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3301 C St Ste 1400

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

  1. Boya Abudu, MD, MPHDermatology Physician1336608637
  2. Alain Brassard, MD FRCPC FABDDermatology Physician1942711486
  3. Ilana Breen, MDStudent in an Organized Health Care Education/Training Program1770169120
  4. Lawrence Chan, M.D., M.H.A.Dermatology Physician1912916263
  5. Austin HwangStudent in an Organized Health Care Education/Training Program1215607015
  6. Ted Jacoby, MDStudent in an Organized Health Care Education/Training Program1306520374

Verify Jayne Joo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A109963
    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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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73% fewer Medicare Part D claims than the average mohs-micrographic surgery physician in 2024

153 Medicare Part D claims for 106 beneficiaries, against an average of 570 among the 1,396 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Jayne Joo153
  2. Specialty average570

Most prescribed

  1. Fluorouracil24 claims
  2. Alprazolam21 claims
  3. Cefadroxil21 claims
  4. Doxycycline Hyclate20 claims
  5. Tramadol Hcl11 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.

Bills Medicare through 2 group practices

  1. Regents OF The Univ OF CASacramento, CA
  2. Regents OF The University OF CaliforniaFolsom, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jayne Joo among 164 mohs-micrographic surgery physician records in California

Jayne Joo, M.D. is one of 164 mohs-micrographic surgery physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 37% newer
  • In a Medicare fileYes · 95% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2008 · median 2004 among the 143 with a school on file
  • Record last updated2018 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ND0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

MOHS-Micrographic Surgery Physician providers in California

There are 164 mohs-micrographic surgery physician records in California.

The 8 mohs-micrographic surgery physician records with the nearest ZIP codes

  1. Daniel Eisen, MDSacramento, CA 958161295784023
  2. Justin Fazio, M.D.Sacramento, CA 958161154853083
  3. Ann Haas, M.D.Sacramento, CA 958161538270707
  4. Allison Weinkle, M.D.Sacramento, CA 958161619323755
  5. Summer YoukerSacramento, CA 958161760409742
  6. Michael Fazio, M.D.Sacramento, CA 958151730185695
  7. Thuzar Shin, MDSacramento, CA 958231720305352
  8. Andrea Willey, MDSacramento, CA 958251952317455

Common questions

What is Jayne Joo, M.D.'s NPI number?

Jayne Joo, M.D.'s National Provider Identifier (NPI) is 1942468962, issued on May 27, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jayne Joo, M.D. located?

The NPPES record lists a practice address at 3301 C St Ste 1400, Sacramento, CA, 95816. Phone: (916) 734-6111. Providers update this record themselves, so call before visiting.

How can I verify Jayne Joo, M.D.'s license?

NPPES lists California license number A109963, 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 Jayne Joo, M.D. prescribe under Medicare Part D?

In 2024, Jayne Joo, M.D. had 153 Medicare Part D claims for 106 beneficiaries; the average among mohs-micrographic surgery physician prescribers was 570. 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.