Karen M. Ziolo, DO
Pulmonary Disease Physician · San Diego, CA
Karen M. Ziolo, DO is a pulmonary disease physician with a practice address in San Diego, California, and NPI 1134268832, issued on Feb 6, 2007. Check the license (California 20A8606, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Karen M. Ziolo
- Credential
- DO
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 20A8606 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4647 Zion Ave, San Diego, CA 92120
- Phone
- (619) 528-5000
- Enumerated
- Feb 6, 2007
- Record last updated
- Nov 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040309001432); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 1996
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Also registered at 4647 Zion Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samy Abdou, MDNeurological Surgery Physician1215085006
- Samvel Abelyan, PHARMDPharmacist1306629928
- Ali Aboutaleb, MDFamily Medicine Physician1821261405
- Patricia Achilly, CNMAdvanced Practice Midwife1932257847
- Linda Adams, PAPhysician Assistant1427174689
- Mette-Margrethe Adkisson, M.D.Emergency Medicine Physician1528288081
Verify Karen M. Ziolo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8606Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
1,398 Medicare Part D claims for 270 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.
Most prescribed
- Wixela Inhub262 claims
- Albuterol Sulfate Hfa218 claims
- Spiriva Respimat185 claims
- Prednisone126 claims
- Breyna57 claims
- Stiolto Respimat38 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 one group practice
- Southern California Permanente Medical GroupSan Marcos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen M. Ziolo among 1,443 pulmonary disease physician records in California
Karen M. Ziolo, DO 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 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 40% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1996 · median 2002 among the 1,061 with a school on file
- Record last updated2021 · 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 Diego → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Gang Bao, M.D.San Diego, CA 921201922008598
- Randy Dalugdugan, M.D.San Diego, CA 921201043477896
- Larry Emdur, DO, PHDSan Diego, CA 921201932109642
- Edward Federman, M.D.San Diego, CA 921201548369648
- David Levine, MDSan Diego, CA 921201003964073
- Michael Markman, MDSan Diego, CA 921201699834283
- Kevin Murray, MDSan Diego, CA 921201518026194
- Michael Newman, D.O.San Diego, CA 921201376697797
Common questions
What is Karen M. Ziolo, DO's NPI number?
Karen M. Ziolo, DO's National Provider Identifier (NPI) is 1134268832, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen M. Ziolo, DO located?
The NPPES record lists a practice address at 4647 Zion Ave, San Diego, CA, 92120. Phone: (619) 528-5000. Providers update this record themselves, so call before visiting.
How can I verify Karen M. Ziolo, DO's license?
NPPES lists California license number 20A8606, 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 Karen M. Ziolo, DO prescribe under Medicare Part D?
In 2024, Karen M. Ziolo, DO had 1,398 Medicare Part D claims for 270 beneficiaries; 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.