Rossanna V. Alo, OD
Optometrist · San Diego, CA
Rossanna V. Alo, OD is an optometrist with a practice address in San Diego, California, and NPI 1336297233, issued on Jan 8, 2007. Check the license (California OPT10948T, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rossanna V. Alo
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OPT10948T 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
- Jan 8, 2007
- Record last updated
- Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050129000118); accepts Medicare assignment
- Medical or professional school
- Southern California College Of Optometry, 1997
- Entity
- Type 1 · individual
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 Rossanna V. Alo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license OPT10948TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average optometrist in 2024
90 Medicare Part D claims for 38 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Erythromycin23 claims
- Latanoprost18 claims
- Cyclosporine13 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 GroupBonita, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Optometrist providers in California
There are 8,308 optometrist records in California.
Other optometrist records in California
- Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
- Saloumeh Abadi, ODSanta Monica, CA1699258756
- Davoud AbbasiFillmore, CA1902361678
- Christopher Abbott, O.D.Santee, CA1417936220
- Sara Abboud, ODAlbany, CA1649052846
- Ghezal Abdali, O.D.Tustin, CA1770688640
- Nahid Abdali, O.D.San Ramon, CA1700210242
- Yasmeen AbdelfattahIrvine, CA1417786617
- Marina Abdou, ODUpland, CA1356017321
- Angela Abe, OPTModesto, CA1336108885
Common questions
What is Rossanna V. Alo, OD's NPI number?
Rossanna V. Alo, OD's National Provider Identifier (NPI) is 1336297233, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Rossanna V. Alo, OD 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 Rossanna V. Alo, OD's license?
NPPES lists California license number OPT10948T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Rossanna V. Alo, OD prescribe under Medicare Part D?
In 2024, Rossanna V. Alo, OD had 90 Medicare Part D claims for 38 beneficiaries; the average among optometrist prescribers was 277. 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.