Anesthesiol Clin
Dr. Ryan Edward Derby, MD
- Medicare services, 2023
- 15
- Medicare patients, 2024
- 11
- Part D claims, 2021
- 398
- Publications
- 7
- MIPS score, 2024
- 89
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Derby'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. Ryan Edward Derby is an anesthesiologist in Stanford, California
Dr. Derby practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Derby's NPI, 1306055231, was assigned on May 21, 2007. Dr. Derby graduated from Spencer Fox Eccles School of Medicine in 2005. Dr. Derby's California license number on file is A121797.
- NPI
- 1306055231NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800928532
- NPI enumeration date
- May 21, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan Edward Derby practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Derby's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Ryan Edward Derby is affiliated with 4 sites of care and 4 medical groups
Dr. Derby's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Derby to 1 more hospital, 3 medical groups, 1 physician office and 1 group practice or clinic, each named with a free account. Dr. Derby's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan Edward Derby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Derby practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan Edward Derby is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Derby's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Derby is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Derby's licenses on file in 3 states: California, Washington and Missouri.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- Washington license
- Missouri license
Clinical focus
Dmand AI lists muscle pain, fibromyalgia, and limb pain among the conditions Dr. Derby treats.
Anesthesiologists near Dr. Derby
Counts of anesthesiologists 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. Ryan Edward Derby billed Medicare for 15 services in 2023
CMS data shows 15 Medicare services from Dr. Derby across 1 procedure code in 2023, all of them office visits, for 11 Medicare patients. Medicare paid $2,051 for them. Every service was in an office.
Dr. Derby's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 122023: 1525%
Dr. Derby compared with the California median for anesthesiologists, 2023
- Dr. Derby
- California median
- Medicare services
- 15vs 7279% below
- Medicare patients
- 11vs 14392% below
- Part D claims
- 398vs 2317.3 times
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Derby's most billed Medicare procedure codes, 2023
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. Derby and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan Edward Derby treated 11 Medicare patients in 2024, average age 70
CMS counts 11 Medicare patients who saw Dr. Derby in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Derby's median patient age at 56, with 67% women.
Dr. Derby's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Derby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women67%
- Men30%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan Edward Derby wrote 398 Medicare Part D claims in 2021
In 2021, Dr. Derby wrote 398 Medicare Part D claims. They cover 13 drugs, with $21,574 in total drug cost. In 2020, CMS named 799 claims across 21 drugs.
Dr. Derby's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 7992021: 39850%
Drugs named by CMS: 13 in 2021, 21 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Ryan Edward Derby scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Derby for performance year 2024, reported as part of a group. Dr. Derby accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Derby's MIPS scores, performance year 2024
- 89of 100Final score
- 87.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ryan Edward Derby has 7 publications on record
Dmand AI links 7 papers to Dr. Derby, published from 2013 to 2023. 2013 was the busiest year, with 2. The most frequent topics are Ultrasonography, Interventional, Nerve Block and Pain, Postoperative. Dr. Derby has published most often in Reg Anesth Pain Med. Dr. Derby's most frequent co-authors are Neil A. Hanson, MD, Matthew Spencer Abrahams, MD and Anuj Kailash Aggarwal, MD.
Topics Dr. Derby writes about most
- Ultrasonography, Interventional
- Nerve Block
- Pain, Postoperative
- Abdominal Muscles
- Analgesics, Opioid
- Double-Blind Method
Dr. Derby's most frequent co-authors
- Neil A. Hanson, MD2 shared papers
- Matthew Spencer Abrahams, MD1 shared paper
- Anuj Kailash Aggarwal, MD1 shared paper
Recent publications by Dr. Derby
Reg Anesth Pain Med
See who Dr. Derby researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Derby works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ryan Edward Derby received $72,399 in industry payments from 2016 to 2025
CMS Open Payments shows 65 general payments to Dr. Derby from 10 drug and device companies from 2016 to 2025. Device or supply loans make up the largest share, 75% of the total. AngioDynamics, Inc. paid the most, $54,500.
General payments to Dr. Derby by program year, 2016 to 2025
General payments to Dr. Derby by kind, 2016 to 2025
- Device or supply loans$54,50075%
- Honoraria$6,2049%
- Consulting fees$4,9407%
- Travel and lodging$4,0336%
- Food and beverage$2,7234%
Companies that paid Dr. Derby 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. Ryan Edward Derby graduated from Spencer Fox Eccles School of Medicine
Dr. Derby graduated from Spencer Fox Eccles School of Medicine in 2005.
- Medical school
- Board certified in anesthesiology
- Board certified in pain medicine
Source: Dmand AI Professional Profile Data
Dr. Ryan Edward Derby accepts plans from 6 insurance carriers
Dr. Derby is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Derby accepts, by number of carriers
- Medicare6
- PPO5
- POS2
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ryan Edward Derby'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Ryan Edward Derby
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. Ryan Edward Derby's NPI number?
Dr. Ryan Edward Derby's NPI number is 1306055231. It was assigned on May 21, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan Edward Derby?
Dr. Ryan Edward Derby is an anesthesiologist in Stanford, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Ryan Edward Derby practice?
Dr. Derby practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Derby's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Derby to 1 hospital, 3 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. Ryan Edward Derby's office phone number?
The practice phone on file for Dr. Derby is (650) 723-4000.
What is Dr. Ryan Edward Derby's medical license number?
Dr. Derby's California license number on file is A121797, one of the licenses on file in 3 states.
Which states has Dr. Ryan Edward Derby been licensed in?
Dmand AI has state licenses on file for Dr. Derby in California (2012 to 2025), Washington (2011 to 2013) and Missouri (2008 to 2012).
Which hospitals is Dr. Ryan Edward Derby affiliated with?
Dr. Derby practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Derby to 1 more hospital.
What medical group is Dr. Ryan Edward Derby part of?
Dr. Derby is linked to Stanford Health Care. Dmand AI links Dr. Derby to 3 more medical groups.
Does Dr. Ryan Edward Derby accept Medicare?
Yes. CMS data shows Dr. Derby billed Medicare for 15 services in 2023, and Dr. Derby accepts Medicare assignment.
What is Dr. Ryan Edward Derby's MIPS score?
Dr. Derby's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Ryan Edward Derby see?
CMS counts 11 Medicare patients who saw Dr. Derby in 2024, with an average age of 70.
Is Dr. Ryan Edward Derby board certified?
Yes. Dr. Derby is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Ryan Edward Derby bill to Medicare?
In 2023, Dr. Derby's most billed Medicare services were office visit, new patient (99204).
Where did Dr. Ryan Edward Derby go to medical school?
Dr. Derby graduated from Spencer Fox Eccles School of Medicine in 2005.
What drugs does Dr. Ryan Edward Derby prescribe most?
In 2021 Medicare Part D data, Dr. Derby's most prescribed drugs by claims were Gabapentin, Pregabalin and Meloxicam.
Has Dr. Ryan Edward Derby received payments from drug or device companies?
CMS Open Payments shows $72,399 in general payments to Dr. Derby from 10 companies from 2016 to 2025. The largest total came from AngioDynamics, Inc.
How long has Dr. Ryan Edward Derby been practicing?
Dr. Derby graduated from medical school in 2005, 21 years ago.
Does Dr. Ryan Edward Derby do research?
Dmand AI links 7 publications to Dr. Derby, published from 2013 to 2023.
Who does Dr. Ryan Edward Derby publish with?
Dr. Derby's most frequent co-authors are Neil A. Hanson, MD (2 shared papers), Matthew Spencer Abrahams, MD (1 shared paper) and Anuj Kailash Aggarwal, MD (1 shared paper).
What insurance does Dr. Ryan Edward Derby accept?
Dr. Derby is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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