Dr. David Ryan, MD
- Industry payments
- $251
- Insurance carriers
- 3
- State licenses
- 5
- Year NPI issued
- 2007
- Practice address
- 10333 El Camino Real, Atascadero, CA 93422-5808
- Practice phone
- Call (805) 468-2188
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Ryan'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. David Ryan is a psychiatrist in Atascadero, California
Dr. Ryan practices in Atascadero, California.
Dr. Ryan's NPI, 1689728198, was assigned on January 22, 2007. Dr. Ryan graduated from University of Kansas School of Medicine - Kansas City in 1991. Dr. Ryan's California license number on file is G84327.
- NPI
- 1689728198NPI Registry (opens in a new tab)
- NPI enumeration date
- January 22, 2007
- NPI status
- Active
- Practice phone
- (805) 468-2188
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. David Ryan's practice address is in Atascadero, California
Dr. Ryan's practice address in the NPI Registry is 10333 El Camino Real, Atascadero, CA 93422-5808. The practice phone is (805) 468-2188.
- NPI Registry address10333 El Camino Real, Atascadero, CA 93422-5808Phone(805) 468-2188
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. David Ryan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ryan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Ryan's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Ryan is one of 6,803 psychiatrists in California
Psychiatry is Dr. Ryan's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Ryan's licenses on file in 5 states: California, Kansas, Nevada, Illinois and Maryland.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Kansas license
- Nevada license
- Illinois license
- Maryland license
Psychiatrists near Dr. Ryan
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. David Ryan received $251 in industry payments from 2016 to 2017
CMS Open Payments shows 4 general payments to Dr. Ryan from 1 drug or device company from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $251.
General payments to Dr. Ryan by program year, 2016 to 2017
Companies that paid Dr. Ryan the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Ryan graduated from University of Kansas School of Medicine - Kansas City
Dr. Ryan graduated from University of Kansas School of Medicine - Kansas City in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. David Ryan accepts plans from 3 insurance carriers
Dr. Ryan is in network with 3 carriers, including Elevance, HCSC and NV State Medicaid. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Elevance
- HCSC
- NV State Medicaid
Plan types Dr. Ryan accepts, by number of carriers
- Medicare2
- PPO2
- EPO1
- HMO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. David Ryan'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 |
| 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. David Ryan
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. David Ryan's NPI number?
Dr. David Ryan's NPI number is 1689728198. It was assigned on January 22, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. David Ryan?
Dr. David Ryan is a psychiatrist in Atascadero, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. David Ryan practice?
Dr. Ryan practices at 10333 El Camino Real, Atascadero, CA 93422-5808.
What is Dr. David Ryan's office phone number?
The practice phone on file for Dr. Ryan is (805) 468-2188.
What is Dr. David Ryan's medical license number?
Dr. Ryan's California license number on file is G84327, one of the licenses on file in 5 states.
Which states has Dr. David Ryan been licensed in?
Dmand AI has state licenses on file for Dr. Ryan in California (1998 to 2023), Kansas (2022 to 2024), Nevada (2018 to 2023), Illinois (1995 to 1999) and Maryland (1993 to 1998).
Where did Dr. David Ryan go to medical school?
Dr. Ryan graduated from University of Kansas School of Medicine - Kansas City in 1991.
Has Dr. David Ryan received payments from drug or device companies?
CMS Open Payments shows $251 in general payments to Dr. Ryan from 1 company from 2016 to 2017. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. David Ryan been practicing?
Dr. Ryan graduated from medical school in 1991, 35 years ago.
What insurance does Dr. David Ryan accept?
Dr. Ryan is in network with 3 carriers, including Elevance, HCSC and NV State Medicaid. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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