Joanna C. Badger, MD
Dermatology Physician · Stanford, CA
Joanna C. Badger, MD is a dermatology physician with a practice address in Stanford, California, and NPI 1881740678, issued on Jan 26, 2007. Check the license (California A064732, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joanna C. Badger
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A064732 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Jan 26, 2007
- Record last updated
- Apr 16, 2024
- Medicare enrollment
- Enrolled (PECOS I20081018000257); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
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Verify Joanna C. Badger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A064732Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% more Medicare Part D claims than the average dermatology physician in 2024
1,432 Medicare Part D claims for 406 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Clobetasol Propionate263 claims
- Estradiol120 claims
- Triamcinolone Acetonide117 claims
- Gabapentin72 claims
- Betamethasone Diprop Augmented67 claims
- Hydrocortisone48 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 practice group's MIPS final score for 2023 (Medicare payment program): 76.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital affiliation
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Joanna C. Badger among 2,083 dermatology physician records in California
Joanna C. Badger, MD 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 45% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1985 · median 2006 among the 1,450 with a school on file
- Record last updated2024 · 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).
59 dermatology physician records list a practice address in Stanford
They are 59 of the 5,606 NPPES records with a practice address in Stanford, and 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Stanford → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Howard Chang, MDStanford, CA 943051326061144
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- Michelle Galant, M.D.Stanford, CA 943051225043938
- Paul Khavari, MDStanford, CA 943051780696252
- Youn-Hee Kim, MDStanford, CA 943051770619355
- Alfred Lane, MDStanford, CA 943051194879981
- Matt Marinkovich, MDStanford, CA 943051386734937
- Anthony Oro, MDStanford, CA 943051902963853
Common questions
What is Joanna C. Badger, MD's NPI number?
Joanna C. Badger, MD's National Provider Identifier (NPI) is 1881740678, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joanna C. Badger, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Joanna C. Badger, MD's license?
NPPES lists California license number A064732, 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 Joanna C. Badger, MD prescribe under Medicare Part D?
In 2024, Joanna C. Badger, MD had 1,432 Medicare Part D claims for 406 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Joanna C. Badger, MD's MIPS final score?
The 2023 MIPS final score is 76.5 of 100, reported for the practice group. 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.