Dr. Warren C. Howard, MD
- Part D claims, 2024
- 225
- Hospital affiliations
- 1
- Medical group
- 1
- Insurance carriers
- 1
- State license
- 1
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Howard's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Warren C. Howard is an infectious disease specialist in Fontana, California
Dr. Howard practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Howard's NPI, 1063589885, was assigned on November 29, 2006. Dr. Howard graduated from Geisel School Of Medicine At Dartmouth in 1995. Dr. Howard holds California license A62357.
- NPI
- 1063589885NPI Registry (opens in a new tab)
- NPI enumeration date
- November 29, 2006
- NPI status
- Active
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Warren C. Howard practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Howard's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Warren C. Howard is affiliated with 2 sites of care and 1 medical group
Dr. Howard's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Howard is also affiliated with Riverside Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Warren C. Howard's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Howard practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Warren C. Howard is one of 1,054 infectious disease specialists in California
Infectious disease is Dr. Howard's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Howard is board certified in infectious disease by the American Board of Internal Medicine. Dr. Howard is licensed in California.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
Infectious disease specialists near Dr. Howard
Counts of infectious disease specialists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Warren C. Howard's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Howard's median patient age at 41, with 33% women.
Dr. Howard's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Warren C. Howard wrote 225 Medicare Part D claims in 2024
In 2024, Dr. Howard wrote 225 Medicare Part D claims for 54 patients. 82% of them were for generic drugs. CMS names the drug for 71 of them, across 5 drugs with 11 or more claims each, at $5,127 in total drug cost. In 2023, CMS named 14 claims across 1 drug.
Dr. Howard's Part D claims by kind of drug, 2024
- Generic184 claims82%
- Brand-name41 claims18%
Dr. Howard's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Howard's Part D claims, 2024
- Antibiotics20%45 of 225 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 142024: 71407%
Drugs named by CMS: 5 in 2024, 1 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Warren C. Howard graduated from Geisel School Of Medicine At Dartmouth
Dr. Howard graduated from Geisel School Of Medicine At Dartmouth in 1995.
- Medical school
- Board certified in infectious disease
Source: Dmand AI Professional Profile Data
Dr. Warren C. Howard accepts plans from 1 insurance carrier
Dr. Howard is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Warren C. Howard's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Warren C. Howard
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Warren C. Howard's NPI number?
Dr. Warren C. Howard's NPI number is 1063589885. It was assigned on November 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Warren C. Howard?
Dr. Warren C. Howard is an infectious disease specialist in Fontana, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Warren C. Howard practice?
Dr. Howard practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Howard's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California.
What is Dr. Warren C. Howard's office phone number?
The practice phone on file for Dr. Howard is (909) 427-5000.
What is Dr. Warren C. Howard's medical license number?
Dr. Howard holds California license A62357.
Which hospitals is Dr. Warren C. Howard affiliated with?
Dr. Howard is affiliated with Riverside Medical Center.
What medical group is Dr. Warren C. Howard part of?
Dr. Howard is linked to Southern California Permanente Medical Group.
Is Dr. Warren C. Howard board certified?
Yes. Dr. Howard is board certified in infectious disease by the American Board of Internal Medicine.
Where did Dr. Warren C. Howard go to medical school?
Dr. Howard graduated from Geisel School Of Medicine At Dartmouth in 1995.
What drugs does Dr. Warren C. Howard prescribe most?
In 2024 Medicare Part D data, Dr. Howard's most prescribed drugs by claims were Rifampin, Amoxicillin and Ritonavir.
How long has Dr. Warren C. Howard been practicing?
Dr. Howard graduated from medical school in 1995, 31 years ago.
What insurance does Dr. Warren C. Howard accept?
Dr. Howard is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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