Dr. Robert I. Picker, MD
- Medicare services, 2024
- 512
- Medicare patients, 2024
- 59
- Part D claims, 2024
- 1,180
- Industry payments
- $13,351
- Affiliated sites
- 1
- Practice address
- 3100 Oak Rd, Walnut Creek, CA 94597
- Practice phone
- Call (925) 944-9711
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Comprehensive Psychiatric Services, a Medical Group
Walnut Creek, California
Find Dr. Picker'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. Robert I. Picker is a psychiatrist in Walnut Creek, California
Dr. Picker practices at Comprehensive Psychiatric Services, a Medical Group in Walnut Creek, California.
Dr. Picker's NPI, 1275574691, was assigned on June 9, 2006. Dr. Picker graduated from Feinberg School of Medicine in 1969. Dr. Picker holds California license G19505.
- NPI
- 1275574691NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042272627
- NPI enumeration date
- June 9, 2006
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (925) 944-9711
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 83
- Medical school graduation
- 1969
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert I. Picker practices at Comprehensive Psychiatric Services, a Medical Group in Walnut Creek, California
Dr. Picker's primary practice is Comprehensive Psychiatric Services, a Medical Group, at 3100 Oak Rd, Walnut Creek, CA 94597 in Contra Costa County. The practice phone is (925) 944-9711.
- Comprehensive Psychiatric Services, a Medical Group3100 Oak Rd, Walnut Creek, CA 94597 · Contra Costa CountyPhone(925) 944-9711
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert I. Picker is affiliated with 2 sites of care and 2 medical groups
Dr. Picker's primary practice is Comprehensive Psychiatric Services, a Medical Group in Walnut Creek, California. The medical group on file is Comprehensive Psychiatric Services. Dmand AI also links Dr. Picker to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert I. Picker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Picker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Comprehensive Psychiatric Services, a Medical Group | Available with a free account |
| +1 more site and 1 medical group | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert I. Picker is one of 6,803 psychiatrists in California
Psychiatry is Dr. Picker's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Picker is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Picker's licenses on file in 2 states: California and Hawaii.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Hawaii license
Clinical focus
Dmand AI lists ADHD, adjustment disease, anxiety, bipolar disorder, depression and schizophrenia among the conditions Dr. Picker treats.
Psychiatrists near Dr. Picker
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 I. Picker billed Medicare for 512 services in 2024
CMS data shows 512 Medicare services from Dr. Picker across 4 procedure codes in 2024, for 59 Medicare patients. Medicare paid $54,332 for them. Every service was in an office.
Dr. Picker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3992024: 31322%
- Tests and treatments
- 2023: 3532024: 19944%
Dr. Picker compared with the California median for psychiatrists, 2024
- Dr. Picker
- California median
- Medicare services
- 512vs 1194.3 times
- Medicare patients
- 59vs 4144% above
- Part D claims
- 1,048vs 1447.3 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Picker'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. Picker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Picker and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert I. Picker treated 59 Medicare patients in 2024, average age 70
CMS counts 59 Medicare patients who saw Dr. Picker in 2024. The largest group is 65 to 74, with 26 patients. 75% of them have anxiety, and 75% have mood disorders. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Picker's median patient age at 55, with 55% women.
Dr. Picker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Picker's Medicare patients by sex, 2024
- Women4068%
- Men1932%
Chronic conditions among Dr. Picker's Medicare patients, 2024
- Anxiety75%
- Mood disorders75%
- Depression69%
- High cholesterol68%
- High blood pressure54%
- Arthritis47%
- Chronic kidney disease22%
- ADHD and conduct disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Picker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women55%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert I. Picker wrote 1,180 Medicare Part D claims in 2024
In 2024, Dr. Picker wrote 1,180 Medicare Part D claims for 94 patients. 94% of them were for generic drugs. CMS names the drug for 1,048 of them, across 31 drugs with 11 or more claims each, at $62,045 in total drug cost. In 2023, CMS named 1,052 claims across 31 drugs.
Dr. Picker's Part D claims by kind of drug, 2024
- Generic1,113 claims94%
- Brand-name67 claims6%
Dr. Picker'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. Picker's Part D claims, 2024
- Antipsychotics, patients 65 and over9%101 of 1,180 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: 1,0522024: 1,048No change
Drugs named by CMS: 31 in 2024, 31 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 I. Picker offers telehealth to Medicare patients
CMS lists Dr. Picker as offering telehealth.
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Robert I. Picker received $13,351 in industry payments from 2016 to 2025
CMS Open Payments shows 446 general payments to Dr. Picker from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $2,308.
General payments to Dr. Picker by program year, 2016 to 2025
General payments to Dr. Picker by kind, 2016 to 2025
- Food and beverage$13,315100%
- Education$360%
Companies that paid Dr. Picker 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. Robert I. Picker graduated from Feinberg School of Medicine
Dr. Picker graduated from Feinberg School of Medicine in 1969.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Robert I. Picker accepts plans from 7 insurance carriers
Dr. Picker is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Humana
- CMS Medicare
- Kaiser Permanente
- United Healthcare
Plan types Dr. Picker accepts, by number of carriers
- Medicare7
- PPO4
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert I. Picker'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 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 I. Picker
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 I. Picker's NPI number?
Dr. Robert I. Picker's NPI number is 1275574691. It was assigned on June 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert I. Picker?
Dr. Robert I. Picker is a psychiatrist in Walnut Creek, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Robert I. Picker practice?
Dr. Picker practices at 3100 Oak Rd, Walnut Creek, CA 94597. Dr. Picker's primary practice is Comprehensive Psychiatric Services, a Medical Group in Walnut Creek, California. Dmand AI also links Dr. Picker to 1 group practice or clinic and 1 medical group.
What is Dr. Robert I. Picker's office phone number?
The practice phone on file for Dr. Picker is (925) 944-9711.
What is Dr. Robert I. Picker's medical license number?
Dr. Picker holds California license G19505, one of the licenses on file in 2 states.
Which states has Dr. Robert I. Picker been licensed in?
Dmand AI has state licenses on file for Dr. Picker in California (1970 to 2026) and Hawaii (2018 to 2020).
What medical group is Dr. Robert I. Picker part of?
Dr. Picker is linked to Comprehensive Psychiatric Services. Dmand AI links Dr. Picker to 1 more medical group.
Does Dr. Robert I. Picker accept Medicare?
Yes. CMS data shows Dr. Picker billed Medicare for 512 services in 2024.
Does Dr. Robert I. Picker offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Picker as offering telehealth services.
How many Medicare patients does Dr. Robert I. Picker see?
CMS counts 59 Medicare patients who saw Dr. Picker in 2024, with an average age of 70.
Show 7 more questionsShow fewer questions
Is Dr. Robert I. Picker board certified?
Yes. Dr. Picker is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Robert I. Picker bill to Medicare?
In 2024, Dr. Picker's most billed Medicare services were office visit, established patient (99214), psychiatric service (90833) and office visit, established patient (99215).
Where did Dr. Robert I. Picker go to medical school?
Dr. Picker graduated from Feinberg School of Medicine in 1969.
What drugs does Dr. Robert I. Picker prescribe most?
In 2024 Medicare Part D data, Dr. Picker's most prescribed drugs by claims were Quetiapine Fumarate, Dextroamphetamine-Amphetamine and Lorazepam.
Has Dr. Robert I. Picker received payments from drug or device companies?
CMS Open Payments shows $13,351 in general payments to Dr. Picker from 26 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Robert I. Picker been practicing?
Dr. Picker graduated from medical school in 1969, 57 years ago.
What insurance does Dr. Robert I. Picker accept?
Dr. Picker is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
Selling to psychiatry practices?
See psychiatrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card