Austin Longberg, D.O
Dermatology Physician · Mission Viejo, CA
Austin Longberg, D.O is a dermatology physician with a practice address in Mission Viejo, California, and NPI 1336503416, issued on Apr 5, 2016. Check the license (California 20A18173, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Austin Longberg
- Credential
- D.O
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 20A18173 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26800 Crown Valley Pkwy Ste 435, Mission Viejo, CA 92691
- Phone
- (949) 542-8007
- Enumerated
- Apr 5, 2016
- Record last updated
- Nov 5, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200918002256); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2016
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 26800 Crown Valley Pkwy Ste 435
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tuyet Nguyen, MDDermatology Physician1578926622
Verify Austin Longberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A18173Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average dermatology physician in 2024
2,941 Medicare Part D claims for 1,131 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Triamcinolone Acetonide509 claims
- Doxycycline Hyclate227 claims
- Ketoconazole214 claims
- Clobetasol Propionate207 claims
- Mometasone Furoate204 claims
- Fluorouracil158 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: $3,500.00
171 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Austin Longberg among 2,083 dermatology physician records in California
Austin Longberg, D.O 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 2016, is newer than 80% of them.
- NPI issued2016 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2016 · median 2006 among the 1,450 with a school on file
- Record last updated2021 · 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.
All 2,083 in California → Every provider in Mission Viejo → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Farah Awadalla, MDMission Viejo, CA 926911669608790
- William Bartok, MDMission Viejo, CA 926911962546713
- Sloan Conlon, NPMission Viejo, CA 926911811625346
- Nika Cyrus, MDMission Viejo, CA 926911730526591
- Jessica Kim, D.O.Mission Viejo, CA 926911245663228
- Tuyet Nguyen, MDMission Viejo, CA 926911578926622
- Rana Rofagha Sajjadian, MDMission Viejo, CA 926911629043054
- Brian Toy, MDMission Viejo, CA 926911720136823
Common questions
What is Austin Longberg, D.O's NPI number?
Austin Longberg, D.O's National Provider Identifier (NPI) is 1336503416, issued on Apr 5, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Austin Longberg, D.O located?
The NPPES record lists a practice address at 26800 Crown Valley Pkwy Ste 435, Mission Viejo, CA, 92691. Phone: (949) 542-8007. Providers update this record themselves, so call before visiting.
How can I verify Austin Longberg, D.O's license?
NPPES lists California license number 20A18173, 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 Austin Longberg, D.O prescribe under Medicare Part D?
In 2024, Austin Longberg, D.O had 2,941 Medicare Part D claims for 1,131 beneficiaries; the average among dermatology physician prescribers was 797. 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.