Dr. Kathleen M. Ryan, MD
- Part D claims, 2024
- 269
- Industry payments
- $21
- Affiliated sites
- 1
- Medical groups
- 2
- Insurance carriers
- 2
- Practice address
- 1190 Veterans Blvd, Redwood City, CA 94063
- Practice phone
- Call (650) 299-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Redwood City, California
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Dr. Kathleen M. Ryan is an OB-GYN in Redwood City, California
Dr. Ryan practices at Permanente Medical Group Inc in Redwood City, California.
Dr. Ryan's NPI, 1326126905, was assigned on November 1, 2006. Dr. Ryan graduated from Keck School of Medicine of USC in 1984. Dr. Ryan holds California license G55556.
- NPI
- 1326126905NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729974100
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 299-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kathleen M. Ryan practices at Permanente Medical Group Inc in Redwood City, California
Dr. Ryan's primary practice is Permanente Medical Group Inc, at 1190 Veterans Blvd, Redwood City, CA 94063 in San Mateo County. The practice phone is (650) 299-2000.
- Permanente Medical Group Inc1190 Veterans Blvd, Redwood City, CA 94063 · San Mateo CountyPhone(650) 299-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kathleen M. Ryan is affiliated with 2 sites of care and 2 medical groups
Dr. Ryan's primary practice is Permanente Medical Group Inc in Redwood City, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Ryan 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. Kathleen M. 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 |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kathleen M. Ryan is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Ryan's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Ryan is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Ryan's licenses on file in 4 states: California, Maryland, Virginia and District of Columbia.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
- Maryland license
- Virginia license
- District of Columbia license
OB-GYNs near Dr. Ryan
Counts of OB-GYNs 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. Kathleen M. Ryan's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Dr. Ryan's median patient age at 38, with 97% women.
Dr. Ryan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women97%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Kathleen M. Ryan wrote 269 Medicare Part D claims in 2024
In 2024, Dr. Ryan wrote 269 Medicare Part D claims for 135 patients. 85% of them were for generic drugs. CMS names the drug for 169 of them, across 8 drugs with 11 or more claims each, at $30,390 in total drug cost. In 2023, CMS named 199 claims across 10 drugs.
Dr. Ryan's Part D claims by kind of drug, 2024
- Generic228 claims85%
- Brand-name41 claims15%
Dr. Ryan'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. Ryan's Part D claims, 2024
- Opioids7%20 of 269 claims
- Antibiotics7%18 of 269 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: 1992024: 16915%
Drugs named by CMS: 8 in 2024, 10 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. Kathleen M. Ryan takes part in Medicare
Dr. Ryan 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. Kathleen M. Ryan received $21 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Ryan from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Meditrina paid the most, $21.
Companies that paid Dr. Ryan the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kathleen M. Ryan has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Ryan, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Ryan
- 2011
- CMS Stage 1 2012
- Undated
- ACOG Fellow
Source: Dmand AI Professional Profile Data
Dr. Kathleen M. Ryan graduated from Keck School of Medicine of USC
Dr. Ryan graduated from Keck School of Medicine of USC in 1984. Dr. Ryan is a member of American College of Obstetricians and Gynecologists.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Kathleen M. Ryan accepts plans from 2 insurance carriers
Dr. Ryan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Ryan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kathleen M. 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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Kathleen M. 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. Kathleen M. Ryan's NPI number?
Dr. Kathleen M. Ryan's NPI number is 1326126905. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathleen M. Ryan?
Dr. Kathleen M. Ryan is an OB-GYN in Redwood City, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Kathleen M. Ryan practice?
Dr. Ryan practices at 1190 Veterans Blvd, Redwood City, CA 94063. Dr. Ryan's primary practice is Permanente Medical Group Inc in Redwood City, California. Dmand AI also links Dr. Ryan to 1 group practice or clinic and 1 medical group.
What is Dr. Kathleen M. Ryan's office phone number?
The practice phone on file for Dr. Ryan is (650) 299-2000.
What is Dr. Kathleen M. Ryan's medical license number?
Dr. Ryan holds California license G55556, one of the licenses on file in 4 states.
Which states has Dr. Kathleen M. Ryan been licensed in?
Dmand AI has state licenses on file for Dr. Ryan in California (1985 to 2026), Maryland (1997 to 2003), Virginia (2001 to 2002) and District of Columbia (1987 to 1989).
What medical group is Dr. Kathleen M. Ryan part of?
Dr. Ryan is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Ryan to 1 more medical group.
Does Dr. Kathleen M. Ryan accept Medicare?
Yes. CMS lists Dr. Ryan as accepting Medicare assignment.
Is Dr. Kathleen M. Ryan board certified?
Yes. Dr. Ryan is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Kathleen M. Ryan go to medical school?
Dr. Ryan graduated from Keck School of Medicine of USC in 1984.
Show 4 more questionsShow fewer questions
What drugs does Dr. Kathleen M. Ryan prescribe most?
In 2024 Medicare Part D data, Dr. Ryan's most prescribed drugs by claims were Estradiol, Oxybutynin Chloride ER and Trospium Chloride.
Has Dr. Kathleen M. Ryan received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Ryan from 1 company from 2024 to 2024. The largest total came from Meditrina.
How long has Dr. Kathleen M. Ryan been practicing?
Dr. Ryan graduated from medical school in 1984, 42 years ago.
What insurance does Dr. Kathleen M. Ryan accept?
Dr. Ryan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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