Sven Joshua Walderich, MD
Pulmonary Disease Physician · San Francisco, CA
Sven Joshua Walderich, MD is a pulmonary disease physician with a practice address in San Francisco, California, and NPI 1932736170, issued on Mar 26, 2020. Check the license (California A184956, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sven Joshua Walderich
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- A184956 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Parnassus Ave, San Francisco, CA 94143
- Phone
- (415) 476-1000
- Enumerated
- Mar 26, 2020
- Record last updated
- Apr 30, 2026
- Medicare enrollment
- Enrolled (PECOS I20260513004183); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 400 Parnassus Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Justin Ahn, M.D.Urology Physician1063755148
- Weiyun Ai, MDMedical Oncology Physician1649346842
Verify Sven Joshua Walderich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A184956Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
18 Medicare Part D claims, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D.
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.
Sven Joshua Walderich among 1,443 pulmonary disease physician records in California
Sven Joshua Walderich, MD is one of 1,443 pulmonary disease physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 97% of them.
- NPI issued2020 · 97% of these records are older, under 1% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2020 · median 2002 among the 1,061 with a school on file
- Record last updated2026 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California.
All 1,443 in California → Every provider in San Francisco → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Harold Chapman, MDSan Francisco, CA 941431831153741
- Hubert Chen, M.D.San Francisco, CA 941431215042957
- Jeffrey Golden, MDSan Francisco, CA 941431043267446
- Antonio Gomez, MDSan Francisco, CA 941431104833888
- Anh Innes, M.D.San Francisco, CA 941431982803573
- Talmadge King, MDSan Francisco, CA 941431659388338
- Laura Koth, MDSan Francisco, CA 941431952367815
- Lorriana Leard, MDSan Francisco, CA 941431366459422
Common questions
What is Sven Joshua Walderich, MD's NPI number?
Sven Joshua Walderich, MD's National Provider Identifier (NPI) is 1932736170, issued on Mar 26, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sven Joshua Walderich, MD located?
The NPPES record lists a practice address at 400 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 476-1000. Providers update this record themselves, so call before visiting.
How can I verify Sven Joshua Walderich, MD's license?
NPPES lists California license number A184956, 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 Sven Joshua Walderich, MD prescribe under Medicare Part D?
In 2024, Sven Joshua Walderich, MD had 18 Medicare Part D claims; the average among pulmonary disease physician prescribers was 1,425. 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.