Tania Portillo, MD
Emergency Medicine Physician · La Mesa, CA
Tania Portillo, MD is an emergency medicine physician with a practice address in La Mesa, California, and NPI 1124435896, issued on Jul 15, 2014. Check the license (California A141013, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tania Portillo
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A141013 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5555 Grossmont Center Dr, La Mesa, CA 91942
- Phone
- (619) 740-6000
- Enumerated
- Jul 15, 2014
- Record last updated
- Jul 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160602002120); accepts Medicare assignment
- Medical or professional school
- Irvine California College Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 5555 Grossmont Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lori Alford, L.C.S.W.Clinical Social Worker1043463003
- Roshanak Alialy, MDAnatomic Pathology & Clinical Pathology Physician1730683160
- Kikelomo Aluko, MSN, APRN, PMHNP BCPsychiatric/Mental Health Nurse Practitioner1083584346
- Vian AmerPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1972186609
Verify Tania Portillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A141013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average emergency medicine physician in 2024
278 Medicare Part D claims for 185 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Fluticasone Propionate29 claims
- Omeprazole26 claims
- Cephalexin25 claims
- Ibuprofen15 claims
- Ondansetron Odt13 claims
- Prednisone12 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 2 group practices
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.Chula Vista, CA
- Team Physicians OF Northern California Medical Group IncLa Mesa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tania Portillo among 7,751 emergency medicine physician records in California
Tania Portillo, MD is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 69% of them.
- NPI issued2014 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2013 · median 2011 among the 4,560 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 emergency medicine physician records list a practice address in La Mesa
They are 42 of the 2,168 NPPES records with a practice address in La Mesa, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in La Mesa → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Brook Beall, MDLa Mesa, CA 919421508803529
- Brent Butcher, MDLa Mesa, CA 919421861413700
- Kellie Freeborn, NPLa Mesa, CA 919421841220860
- Erwin Handley, MDLa Mesa, CA 919421871536631
- Kevin KellyLa Mesa, CA 919421811924764
- Swathi Lavu-Rao, MDLa Mesa, CA 919421497789630
- Brendan Lee, DOLa Mesa, CA 919421033146022
- William Linnik, MDLa Mesa, CA 919421871526327
Common questions
What is Tania Portillo, MD's NPI number?
Tania Portillo, MD's National Provider Identifier (NPI) is 1124435896, issued on Jul 15, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Tania Portillo, MD located?
The NPPES record lists a practice address at 5555 Grossmont Center Dr, La Mesa, CA, 91942. Phone: (619) 740-6000. Providers update this record themselves, so call before visiting.
How can I verify Tania Portillo, MD's license?
NPPES lists California license number A141013, 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 Tania Portillo, MD prescribe under Medicare Part D?
In 2024, Tania Portillo, MD had 278 Medicare Part D claims for 185 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.