NPPES file of Aug 9, 2026

Mary S. Jung, M.D.

Dermatology Physician · Orange, CA

Mary S. Jung, M.D. is a dermatology physician with a practice address in Orange, California, and NPI 1821032871, issued on Jun 16, 2006. Check the license (California A73312, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821032871
Name
Mary S. Jung
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
A73312 CA
Self-reported in NPPES; status is on the state search
Practice location
1506 E Chapman Ave, Orange, CA 92866
Phone
(714) 538-8556
Enumerated
Jun 16, 2006
Record last updated
Oct 1, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 538-1082
Medicaid ID
00A733120 CA
Medicare enrollment
Enrolled (PECOS I20040804001214); accepts Medicare assignment
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 1506 E Chapman Ave

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

  1. Karol Dangaran, M.D.Dermatology Physician1225062052
  2. Jessica Hsu, M.D.Dermatology Physician1841510823
  3. Michael Mortazie, DOMOHS-Micrographic Surgery Physician1457616914
  4. Sarah Stanowicz, M.D.Internal Medicine Physician1205082161
  5. Steven Stanowicz, M.D.Dermatology Physician1649204520
  6. Khasha Touloei, DODermatology Physician1861757320

Verify Mary S. Jung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A73312
    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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67% fewer Medicare Part D claims than the average dermatology physician in 2024

265 Medicare Part D claims for 141 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Mary Jung265
  2. Specialty average797

Most prescribed

  1. Fluocinonide38 claims
  2. Mometasone Furoate31 claims
  3. Betamethasone Dipropionate27 claims
  4. Imiquimod18 claims
  5. Triamcinolone Acetonide17 claims
  6. Minocycline Hcl14 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.

The MIPS final score for 2023 (Medicare payment program): 93.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,034.43

84 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Jung$2,034.43
  2. Specialty average$8,544.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mary S. Jung among 2,083 dermatology physician records in California

Mary S. Jung, M.D. is one of 2,083 dermatology physician records with a practice address in California. 83% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1997 · median 2006 among the 1,450 with a school on file
  • Record last updated2007 · 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Karol Dangaran, M.D.Orange, CA 928661225062052
  2. Jessica Hsu, M.D.Orange, CA 928661841510823
  3. Steven Stanowicz, M.D.Orange, CA 928661649204520
  4. Khasha Touloei, DOOrange, CA 928661861757320
  5. Amandeep Sandhu, M.D.Orange, CA 928651003158544
  6. Elizabeth Cavalier, M.D.Orange, CA 928681932373701
  7. Brooke Cui, MDOrange, CA 928681649706441
  8. Allene FonsecaOrange, CA 928681487008025

Common questions

What is Mary S. Jung, M.D.'s NPI number?

Mary S. Jung, M.D.'s National Provider Identifier (NPI) is 1821032871, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary S. Jung, M.D. located?

The NPPES record lists a practice address at 1506 E Chapman Ave, Orange, CA, 92866. Phone: (714) 538-8556. Providers update this record themselves, so call before visiting.

How can I verify Mary S. Jung, M.D.'s license?

NPPES lists California license number A73312, 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 Mary S. Jung, M.D. prescribe under Medicare Part D?

In 2024, Mary S. Jung, M.D. had 265 Medicare Part D claims for 141 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Mary S. Jung, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.