Danielle Barrios Steed, MD/PHD
Infectious Disease Physician · San Diego, CA
Danielle Barrios Steed, MD/PHD is an infectious disease physician with a practice address in San Diego, California, and NPI 1285165415, issued on Mar 21, 2017. Check the license (California A199746, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Danielle Barrios Steed
- Credential
- MD/PHD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- A199746 CA
84910 GA
Self-reported in NPPES; status is on the state search - Practice location
- 4168 Front St, San Diego, CA 92103
- Phone
- (800) 926-8273
- Enumerated
- Mar 21, 2017
- Record last updated
- Jun 12, 2025
- Medicare enrollment
- Enrolled (PECOS I20250507002731); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 1,119 in California → Look up another NPI →
Also registered at 4168 Front St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Danielle Barrios Steed in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A199746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average infectious disease physician in 2024
119 Medicare Part D claims for 28 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
Most prescribed
- Sulfamethoxazole-Trimethoprim15 claims
- Levofloxacin12 claims
- Micafungin11 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
- Regents OF The University OF CaliforniaSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Danielle Barrios Steed among 1,119 infectious disease physician records in California
Danielle Barrios Steed, MD/PHD is one of 1,119 infectious disease physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 88% of them.
- NPI issued2017 · 88% of these records are older, 10% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2017 · median 2003 among the 735 with a school on file
- Record last updated2025 · 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 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in San Diego → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Saima Aslam, M.D.San Diego, CA 921031477565257
- Constance Benson, M.D.San Diego, CA 921031871541664
- Ajay Bharti, MDSan Diego, CA 921031902954910
- Sara Browne, M.DSan Diego, CA 921031275571176
- Joshua Fierer, M.D.San Diego, CA 921031871525584
- Theodoros Katsivas, MDSan Diego, CA 921031679526164
- William Mathews, M.D.San Diego, CA 921031194773259
- Kalpana Natrajan, M.D.San Diego, CA 921031770686834
Common questions
What is Danielle Barrios Steed, MD/PHD's NPI number?
Danielle Barrios Steed, MD/PHD's National Provider Identifier (NPI) is 1285165415, issued on Mar 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Danielle Barrios Steed, MD/PHD located?
The NPPES record lists a practice address at 4168 Front St, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Danielle Barrios Steed, MD/PHD's license?
NPPES lists California license number A199746, 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 Danielle Barrios Steed, MD/PHD prescribe under Medicare Part D?
In 2024, Danielle Barrios Steed, MD/PHD had 119 Medicare Part D claims for 28 beneficiaries; the average among infectious disease physician prescribers was 689. 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.