Dr. Robert E. Soper, MD

  • Arcata, CA
  • Psychiatrist
NPI1215065362PAC ID8325203698
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
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Mobile number
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Social profiles

Primary practice

Mad River Community Hospital

Hospital · Arcata, California

See all 3 affiliations

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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 and contact details
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.

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.

See all 3 affiliations for Dr. Soper

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.

EHR by site
SiteEHR vendor and product
Mad River Community HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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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, CaliforniaPrimaryLicense G59380 · 1986 to 2026 · taxonomy 2084P0800X
  • Wisconsin license1982 to 1995
  • New Mexico license1985 to 1989

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.

Medicare services, 2024705
Medicare patients155
Paid by Medicare$63,795
Procedure codes2

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.

See all procedures by Dr. Soper

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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.

Medicare patients, 2024155
Average age66
Average risk score1.62
Also on Medicaid45%

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

  1. Mood disorders75%
  2. Anxiety63%
  3. Depression61%
  4. High blood pressure61%
  5. High cholesterol59%
  6. Bipolar disorder50%
  7. Arthritis34%
  8. 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.

Part D claims, 20242,841
Drugs named by CMS56
Total drug cost$391,707
Part D patients119

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.

See all prescribing by Dr. Soper

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

$995in total
  • 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.

See all payments to Dr. Soper

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.

  1. Medical schoolUniversity of Wisconsin-Madison
  2. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

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

  1. Medicare5
  2. PPO4
  3. HMO1
  4. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert E. Soper's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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