Internists in Downey, CA
- Internists
- 119
- Linked to a hospital or group
- 103
- Hospitals with an internist
- 28
- Medical groups with an internist
- 47
- Practice at a hospital
- 87
There are 119 internists in Downey. Southern California Permanente Medical Group has the most, 58, and Downey Medical Center has the most affiliated internists, 57. 27% finished medical school 30 or more years ago.
Find work emails and mobile numbers for all 119 Downey internists
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Downey internists, listed A to Z by last name
Each internist on the list has internal medicine as their primary specialty and a Downey practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.
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Showing 1 to 10 of 113 Downey internists
The list shows the 113 internists with a public profile. The other 6 are counted in the total and searchable with a free account.
Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data
For health IT teams
Dmand AI has the EHR for 101 of 119 Downey internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
Southern California Permanente Medical Group has the most internists in Downey, with 58
Optum - Downtown Los Angeles is second with 8, and PIH Health Physicians third with 8. Counts are internists with a California address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Downey Medical Center has the most affiliated internists in Downey, with 57
PIH Health Downey Hospital is second with 27, and PIH Health Whittier Hospital third with 5. Downey internists are affiliated with 28 hospitals in all.
See every hospital and group for each Downey internist
Each public profile names one place an internist practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Most Downey internists practice at a hospital: 87 of the 102 with a mapped site
57 also practice at breast imaging centers, and 48 at a medical group site. An internist can practice at several kinds of site, so the shares overlap.
Downey internists by site of care
- Hospitals87
- Breast imaging centers57
- Medical group practices48
- Home health agencies11
- Physician offices9
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
27% of Downey internists finished medical school 30 or more years ago
24 of the 90 Downey internists with a graduation year on file. 15 graduated in the last 10 years.
Physicians by years since medical school
- Under 10 years ago15
- 10 to 19 years ago26
- 20 to 29 years ago25
- 30 to 39 years ago13
- 40 or more years ago11
Source: Dmand AI Professional Profile Data
Every Downey internist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the Downey internist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
| Medical school graduation year | Dmand AI Professional Profile Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Downey practice address.
FAQ
Frequently asked questions about internists in Downey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many internists are in Downey?
119 internists have an active NPI, a Downey practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 103 of them are linked to a hospital or medical group.
Which Downey medical groups have the most internists?
Southern California Permanente Medical Group, with 58, followed by Optum - Downtown Los Angeles with 8 and PIH Health Physicians with 8.
Which Downey hospitals have the most internists?
Downey Medical Center, with 57 affiliated internists, followed by PIH Health Downey Hospital with 27 and PIH Health Whittier Hospital with 5.
What share of Downey internists practice at a hospital?
87 of the 102 Downey internists with a mapped site of care, or 85%, have a current hospital affiliation.
What is the taxonomy code for internal medicine?
207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.
How can I contact internists in Downey?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for internists in Downey through healthcare waterfall enrichment, matched to the site where each one practices now. They are available with a free Dmand AI account: 30 days free, self-serve, no credit card.
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