Dr. Robert E. Soper, MD
- Medicare services, 2024
- 705
- Medicare patients, 2024
- 155
- Part D claims, 2024
- 2,841
- Hospital affiliations
- 1
- Industry payments
- $995
- Practice address
- 3800 Janes Rd, Arcata, CA 95521
- Practice phone
- Call (707) 822-3621
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Soper's professional email, personal email and mobile number
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Dr. Robert E. Soper is a psychiatrist in Arcata, California
Dr. Soper practices at Mad River Community Hospital in Arcata, California, part of Mad River Community Hospital.
Dr. Soper's NPI, 1215065362, was assigned on March 1, 2007. Dr. Soper graduated from University of Wisconsin-Madison in 1981. Dr. Soper holds California license G59380.
- NPI
- 1215065362NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325203698
- NPI enumeration date
- March 1, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (707) 822-3621
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert E. Soper practices at Mad River Community Hospital in Arcata, California
Dr. Soper's primary practice is Mad River Community Hospital, at 3800 Janes Rd, Arcata, CA 95521 in Humboldt County. The practice phone is (707) 822-3621.
- Mad River Community Hospital3800 Janes Rd, Arcata, CA 95521 · Humboldt CountyPhone(707) 822-3621
Source: Dmand AI Affiliation Data
Dr. Robert E. Soper is affiliated with 2 sites of care and 1 medical group
Dr. Soper's primary practice is Mad River Community Hospital in Arcata, California, part of Mad River Community Hospital. The medical group on file is Family Psychiatry. Dmand AI also links Dr. Soper to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert E. Soper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Soper practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mad River Community Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mad River Community Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert E. Soper is one of 6,803 psychiatrists in California
Psychiatry is Dr. Soper's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Soper is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Soper's licenses on file in 3 states: California, Wisconsin and New Mexico.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Wisconsin license
- New Mexico license
Clinical focus
Dmand AI lists ADHD, adjustment disease, anxiety, bipolar disorder, depression, insomnia, non-alzheimer's dementia (chronic) and schizophrenia among the conditions Dr. Soper treats.
Psychiatrists near Dr. Soper
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. Robert E. Soper billed Medicare for 705 services in 2024
CMS data shows 705 Medicare services from Dr. Soper across 2 procedure codes in 2024, for 155 Medicare patients. Medicare paid $63,795 for them.
Dr. Soper's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7302024: 7053%
Where Dr. Soper's Medicare services took place, 2024
- In an office66694%
- In a facility396%
Dr. Soper compared with the California median for psychiatrists, 2024
- Dr. Soper
- California median
- Medicare services
- 705vs 1195.9 times
- Medicare patients
- 155vs 413.8 times
- Part D claims
- 2,669vs 14418.5 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Soper'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Soper and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert E. Soper treated 155 Medicare patients in 2024, average age 66
CMS counts 155 Medicare patients who saw Dr. Soper in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have mood disorders, and 63% have anxiety. 45% are also on Medicaid. Their average risk score is 1.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Soper's median patient age at 67, with 58% women.
Dr. Soper's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Soper's Medicare patients by sex, 2024
- Women9561%
- Men6039%
Chronic conditions among Dr. Soper's Medicare patients, 2024
- Mood disorders75%
- Anxiety63%
- Depression61%
- High blood pressure61%
- High cholesterol59%
- Bipolar disorder50%
- Arthritis34%
- COPD27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Soper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert E. Soper wrote 2,841 Medicare Part D claims in 2024
In 2024, Dr. Soper wrote 2,841 Medicare Part D claims for 119 patients. 93% of them were for generic drugs. CMS names the drug for 2,669 of them, across 56 drugs with 11 or more claims each, at $391,707 in total drug cost. In 2023, CMS named 2,675 claims across 56 drugs.
Dr. Soper's Part D claims by kind of drug, 2024
- Generic2,642 claims93%
- Brand-name199 claims7%
Dr. Soper'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. Soper's Part D claims, 2024
- Opioids1%29 of 2,841 claims
- Antipsychotics, patients 65 and over11%319 of 2,841 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: 2,6752024: 2,669No change
Drugs named by CMS: 56 in 2024, 56 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
Dr. Robert E. Soper offers telehealth to Medicare patients
Dr. Soper accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Soper as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert E. Soper received $995 in industry payments from 2016 to 2022
CMS Open Payments shows 41 general payments to Dr. Soper from 4 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 97% of the total. Sunovion Pharmaceuticals Inc. paid the most, $556.
General payments to Dr. Soper by program year, 2016 to 2022
General payments to Dr. Soper by kind, 2016 to 2022
- Food and beverage$96597%
- Education$303%
Companies that paid Dr. Soper the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert E. Soper graduated from University of Wisconsin-Madison
Dr. Soper graduated from University of Wisconsin-Madison in 1981.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Robert E. Soper accepts plans from 5 insurance carriers
Dr. Soper is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Soper accepts, by number of carriers
- Medicare5
- PPO4
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert E. Soper'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Robert E. Soper
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. Robert E. Soper's NPI number?
Dr. Robert E. Soper's NPI number is 1215065362. It was assigned on March 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert E. Soper?
Dr. Robert E. Soper is a psychiatrist in Arcata, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Robert E. Soper practice?
Dr. Soper practices at 3800 Janes Rd, Arcata, CA 95521. Dr. Soper's primary practice is Mad River Community Hospital in Arcata, California, part of Mad River Community Hospital. Dmand AI also links Dr. Soper to 1 group practice or clinic.
What is Dr. Robert E. Soper's office phone number?
The practice phone on file for Dr. Soper is (707) 822-3621.
What is Dr. Robert E. Soper's medical license number?
Dr. Soper holds California license G59380, one of the licenses on file in 3 states.
Which states has Dr. Robert E. Soper been licensed in?
Dmand AI has state licenses on file for Dr. Soper in California (1986 to 2026), Wisconsin (1982 to 1995) and New Mexico (1985 to 1989).
Which hospitals is Dr. Robert E. Soper affiliated with?
Dr. Soper practices at Mad River Community Hospital in Arcata, California.
What medical group is Dr. Robert E. Soper part of?
Dr. Soper is linked to Family Psychiatry.
Does Dr. Robert E. Soper accept Medicare?
Yes. CMS data shows Dr. Soper billed Medicare for 705 services in 2024, and Dr. Soper accepts Medicare assignment.
Does Dr. Robert E. Soper offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Soper as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Robert E. Soper see?
CMS counts 155 Medicare patients who saw Dr. Soper in 2024, with an average age of 66.
Is Dr. Robert E. Soper board certified?
Yes. Dr. Soper is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Robert E. Soper bill to Medicare?
In 2024, Dr. Soper's most billed Medicare services were office visit, established patient (99214) and hospital inpatient care (99223).
Where did Dr. Robert E. Soper go to medical school?
Dr. Soper graduated from University of Wisconsin-Madison in 1981.
What drugs does Dr. Robert E. Soper prescribe most?
In 2024 Medicare Part D data, Dr. Soper's most prescribed drugs by claims were Quetiapine Fumarate, Clonazepam and Lorazepam.
Has Dr. Robert E. Soper received payments from drug or device companies?
CMS Open Payments shows $995 in general payments to Dr. Soper from 4 companies from 2016 to 2022. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. Robert E. Soper been practicing?
Dr. Soper graduated from medical school in 1981, 45 years ago.
What insurance does Dr. Robert E. Soper accept?
Dr. Soper is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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