Dr. Daniel Ryan Owyang, DO
- Medicare services, 2024
- 691
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 152
- Hospital affiliations
- 2
- Industry payments
- $144
- Practice address
- 1555 Soquel Drive, Santa Cruz, CA 95065
- Practice phone
- Call (831) 462-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Owyang'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. Daniel Ryan Owyang is a hospitalist in Santa Cruz, California
Dr. Owyang practices at Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health.
Dr. Owyang's NPI, 1447518196, was assigned on May 1, 2012. Dr. Owyang graduated from Touro University Nevada in 2012. Dr. Owyang's California license number on file is 20A13126.
- NPI
- 1447518196NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870813124
- NPI enumeration date
- May 1, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (831) 462-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Ryan Owyang practices at Dignity Health - Dominican Hospital in Santa Cruz, California
Dr. Owyang's primary practice is Dignity Health - Dominican Hospital, at 1555 Soquel Drive, Santa Cruz, CA 95065 in Santa Cruz County. The practice phone is (831) 462-7700.
- Dignity Health - Dominican Hospital1555 Soquel Drive, Santa Cruz, CA 95065 · Santa Cruz CountyPhone(831) 462-7700
Source: Dmand AI Affiliation Data
Dr. Daniel Ryan Owyang is affiliated with 3 sites of care and 1 medical group
Dr. Owyang's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Owyang to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel Ryan Owyang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Owyang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Dominican Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Ryan Owyang is one of 3,186 hospitalists in California
Hospitalist is Dr. Owyang's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Owyang is board certified in internal medicine by the American Board of Internal Medicine. Dr. Owyang has a license on file in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Clinical focus
Dmand AI lists acute diabetes, acute respiratory failure, acute stomach ulcer, chest pain, cirrhosis, congestive heart failure, gastrointestinal inflammation and gastrointestinal obstruction among the conditions Dr. Owyang treats.
Hospitalists near Dr. Owyang
Counts of hospitalists 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. Daniel Ryan Owyang billed Medicare for 691 services in 2024
CMS data shows 691 Medicare services from Dr. Owyang across 4 procedure codes in 2024, for 237 Medicare patients. Medicare paid $60,085 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Owyang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8542024: 69119%
Dr. Owyang compared with the California median for hospitalists, 2024
- Dr. Owyang
- California median
- Medicare services
- 691vs 43061% above
- Medicare patients
- 237vs 20118% above
- Part D claims
- 11vs 6984% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Owyang'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. Owyang and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Ryan Owyang treated 237 Medicare patients in 2024, average age 78
CMS counts 237 Medicare patients who saw Dr. Owyang in 2024. The largest group is 75 to 84, with 102 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.44, 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. Owyang's median patient age at 74, with 47% women.
Dr. Owyang's Medicare patients by age, 2024
Dr. Owyang's Medicare patients by sex, 2024
- Women12251%
- Men11549%
Chronic conditions among Dr. Owyang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis56%
- Mood disorders46%
- Heart failure43%
- Depression42%
- Ischemic heart disease41%
- Chronic kidney disease40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Owyang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Ryan Owyang wrote 152 Medicare Part D claims in 2024
In 2024, Dr. Owyang wrote 152 Medicare Part D claims for 83 patients. 88% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $44 in total drug cost. In 2023, CMS named 46 claims across 4 drugs.
Dr. Owyang's Part D claims by kind of drug, 2024
- Generic133 claims88%
- Brand-name and other19 claims13%
Dr. Owyang'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. Owyang's Part D claims, 2024
- Antibiotics23%35 of 152 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: 462024: 1176%
Drugs named by CMS: 1 in 2024, 4 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
How Dr. Daniel Ryan Owyang takes part in Medicare
Dr. Owyang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Daniel Ryan Owyang received $144 in industry payments in 2016
CMS Open Payments shows 7 general payments to Dr. Owyang from 3 drug and device companies in 2016. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $74.
Companies that paid Dr. Owyang the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel Ryan Owyang graduated from Touro University Nevada
Dr. Owyang graduated from Touro University Nevada in 2012.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Daniel Ryan Owyang accepts plans from 11 insurance carriers
Dr. Owyang is in network with 11 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Owyang accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Daniel Ryan Owyang'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. Daniel Ryan Owyang
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. Daniel Ryan Owyang's NPI number?
Dr. Daniel Ryan Owyang's NPI number is 1447518196. It was assigned on May 1, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Ryan Owyang?
Dr. Daniel Ryan Owyang is a hospitalist in Santa Cruz, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Daniel Ryan Owyang practice?
Dr. Owyang practices at 1555 Soquel Drive, Santa Cruz, CA 95065. Dr. Owyang's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. Dmand AI also links Dr. Owyang to 1 hospital and 1 group practice or clinic.
What is Dr. Daniel Ryan Owyang's office phone number?
The practice phone on file for Dr. Owyang is (831) 462-7700.
What is Dr. Daniel Ryan Owyang's medical license number?
Dr. Owyang's California license number on file is 20A13126.
Which hospitals is Dr. Daniel Ryan Owyang affiliated with?
Dr. Owyang practices at Dignity Health - Dominican Hospital in Santa Cruz, California. Dmand AI links Dr. Owyang to 1 more hospital.
What medical group is Dr. Daniel Ryan Owyang part of?
Dr. Owyang is linked to Palo Alto Foundation Medical Group.
Does Dr. Daniel Ryan Owyang accept Medicare?
Yes. CMS data shows Dr. Owyang billed Medicare for 691 services in 2024, and Dr. Owyang accepts Medicare assignment.
How many Medicare patients does Dr. Daniel Ryan Owyang see?
CMS counts 237 Medicare patients who saw Dr. Owyang in 2024, with an average age of 78.
Is Dr. Daniel Ryan Owyang board certified?
Yes. Dr. Owyang is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Daniel Ryan Owyang bill to Medicare?
In 2024, Dr. Owyang's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Daniel Ryan Owyang go to medical school?
Dr. Owyang graduated from Touro University Nevada in 2012.
What drugs does Dr. Daniel Ryan Owyang prescribe most?
In 2024 Medicare Part D data, Dr. Owyang's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass.
Has Dr. Daniel Ryan Owyang received payments from drug or device companies?
CMS Open Payments shows $144 in general payments to Dr. Owyang from 3 companies from 2016 to 2016. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Daniel Ryan Owyang been practicing?
Dr. Owyang graduated from medical school in 2012, 14 years ago.
What insurance does Dr. Daniel Ryan Owyang accept?
Dr. Owyang is in network with 11 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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