Dr. James D. Eyerman, MD
- Medicare services, 2024
- 63
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 19
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 2100 Napa Vallejo Highway, Napa, CA 94558
- Practice phone
- Call (707) 253-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Eyerman'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. James D. Eyerman is a psychiatrist in Napa, California
Dr. Eyerman practices at Department of State Hospitals - Napa in Napa, California, part of State of California.
Dr. Eyerman's NPI, 1588615843, was assigned on May 12, 2006. Dr. Eyerman graduated from Saint Louis University School Of Medicine in 1974. Dr. Eyerman holds California license G36439.
- NPI
- 1588615843NPI Registry (opens in a new tab)
- NPI enumeration date
- May 12, 2006
- NPI status
- Active
- Practice phone
- (707) 253-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James D. Eyerman practices at Department of State Hospitals - Napa in Napa, California
Dr. Eyerman's primary practice is Department of State Hospitals - Napa, at 2100 Napa Vallejo Highway, Napa, CA 94558 in Napa County. The practice phone is (707) 253-5000.
- Department of State Hospitals - Napa2100 Napa Vallejo Highway, Napa, CA 94558 · Napa CountyPhone(707) 253-5000
Source: Dmand AI Affiliation Data
Dr. James D. Eyerman is affiliated with 2 sites of care and 1 medical group
Dr. Eyerman's primary practice is Department of State Hospitals - Napa in Napa, California, part of State of California. The medical group on file is Coalinga State Hospital. Dmand AI also links Dr. Eyerman to 1 more skilled nursing facility, named with a free account. Dr. Eyerman's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James D. Eyerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Eyerman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Department of State Hospitals - Napa | 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. James D. Eyerman is one of 6,803 psychiatrists in California
Psychiatry is Dr. Eyerman's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Eyerman is board certified in adolescent and child psychiatry by the American Board of Adolescent Psychiatry. Dmand AI has Dr. Eyerman's licenses on file in 4 states: California, Iowa, Illinois and Colorado.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Iowa license
- Illinois license
- Colorado license
Clinical focus
Dmand AI lists schizophrenia among the conditions Dr. Eyerman treats.
Psychiatrists near Dr. Eyerman
Counts of psychiatrists 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. James D. Eyerman billed Medicare for 63 services in 2024
CMS data shows 63 Medicare services from Dr. Eyerman across 1 procedure code in 2024, for 17 Medicare patients. Medicare paid $1,898 for them. Every service was in an office.
Dr. Eyerman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 542024: 6317%
Dr. Eyerman compared with the California median for psychiatrists, 2024
- Dr. Eyerman
- California median
- Medicare services
- 63vs 11947% below
- Medicare patients
- 17vs 4159% below
- Part D claims
- 134vs 1447% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Eyerman's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Eyerman?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Eyerman and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James D. Eyerman treated 17 Medicare patients in 2024, average age 65
CMS counts 17 Medicare patients who saw Dr. Eyerman in 2024. The largest group is 85 and over, with 0 patients. 75% of them have schizophrenia and other psychoses. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Eyerman's median patient age at 73, with 0% women.
Dr. Eyerman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Eyerman's Medicare patients, 2024
- Schizophrenia and other psychoses75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Eyerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women0%
- Men100%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James D. Eyerman wrote 19 Medicare Part D claims in 2024
In 2024, Dr. Eyerman wrote 19 Medicare Part D claims. 84% of them were for generic drugs. They cover 8 drugs, with $4,935 in total drug cost. In 2022, CMS named 17 claims across 1 drug.
Dr. Eyerman's Part D claims by kind of drug, 2024
- Generic16 claims84%
- Brand-name and other3 claims16%
Dr. Eyerman's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 172023: 134688%
Drugs named by CMS: 8 in 2023, 1 in 2022.
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. James D. Eyerman has 1 publication on record
Dmand AI links 1 paper to Dr. Eyerman.
Recent publications by Dr. Eyerman
See who Dr. Eyerman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Eyerman works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James D. Eyerman received $159,873 in industry payments from 2016 to 2025
CMS Open Payments shows 398 general payments to Dr. Eyerman from 17 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 72% of the total. Alkermes, Inc. paid the most, $101,412.
General payments to Dr. Eyerman by program year, 2016 to 2025
General payments to Dr. Eyerman by kind, 2016 to 2025
- Speaker and faculty fees$115,17072%
- Consulting fees$15,56310%
- Travel and lodging$14,7399%
- Food and beverage$14,0139%
- Other$3890%
Companies that paid Dr. Eyerman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James D. Eyerman has 4 awards and honors on record
Dmand AI lists 4 awards for Dr. Eyerman, most recently Classics Honor Society in 1967.
Awards and honors for Dr. Eyerman
- 1967
- Classics Honor Society
- 1965
- 1st Place, Missouri State Speech Competition
- Undated
- Board
- Certified
Source: Dmand AI Professional Profile Data
Dr. James D. Eyerman graduated from Saint Louis University School Of Medicine
Dr. Eyerman graduated from Saint Louis University School Of Medicine in 1974. Dr. Eyerman is a member of APA and Analytical Psychology Club of San Francisco.
- Medical school
- Board certified in adolescent and child psychiatry
- Board certified in integrative medicine
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Sources for Dr. James D. Eyerman'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile 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. James D. Eyerman
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. James D. Eyerman's NPI number?
Dr. James D. Eyerman's NPI number is 1588615843. It was assigned on May 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James D. Eyerman?
Dr. James D. Eyerman is a psychiatrist in Napa, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. James D. Eyerman practice?
Dr. Eyerman practices at 2100 Napa Vallejo Highway, Napa, CA 94558. Dr. Eyerman's primary practice is Department of State Hospitals - Napa in Napa, California, part of State of California. Dmand AI also links Dr. Eyerman to 1 skilled nursing facility.
What is Dr. James D. Eyerman's office phone number?
The practice phone on file for Dr. Eyerman is (707) 253-5000.
What is Dr. James D. Eyerman's medical license number?
Dr. Eyerman holds California license G36439, one of the licenses on file in 4 states.
Which states has Dr. James D. Eyerman been licensed in?
Dmand AI has state licenses on file for Dr. Eyerman in California (1978 to 2026), Iowa (1988 to 1990), Illinois (1987 to 1990) and Colorado (1985 to 1989).
Which hospitals is Dr. James D. Eyerman affiliated with?
Dr. Eyerman practices at Department of State Hospitals - Napa in Napa, California.
What medical group is Dr. James D. Eyerman part of?
Dr. Eyerman is linked to Coalinga State Hospital.
Does Dr. James D. Eyerman accept Medicare?
Yes. CMS data shows Dr. Eyerman billed Medicare for 63 services in 2024.
How many Medicare patients does Dr. James D. Eyerman see?
CMS counts 17 Medicare patients who saw Dr. Eyerman in 2024, with an average age of 65.
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Is Dr. James D. Eyerman board certified?
Yes. Dr. Eyerman is board certified in adolescent and child psychiatry by the American Board of Adolescent Psychiatry.
What services does Dr. James D. Eyerman bill to Medicare?
In 2024, Dr. Eyerman's most billed Medicare services were nursing facility care (99307).
Where did Dr. James D. Eyerman go to medical school?
Dr. Eyerman graduated from Saint Louis University School Of Medicine in 1974.
What drugs does Dr. James D. Eyerman prescribe most?
In 2023 Medicare Part D data, Dr. Eyerman's most prescribed drugs by claims were Lithium Carbonate, Clozapine ODT and Desmopressin Acetate.
Has Dr. James D. Eyerman received payments from drug or device companies?
CMS Open Payments shows $159,873 in general payments to Dr. Eyerman from 17 companies from 2016 to 2025. The largest total came from Alkermes, Inc.
How long has Dr. James D. Eyerman been practicing?
Dr. Eyerman graduated from medical school in 1974, 52 years ago.
Does Dr. James D. Eyerman do research?
Dmand AI links 1 publication to Dr. Eyerman.
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