J Gastrointest Surg
Dr. Joseph Nabil Riad, MD
- Medicare services, 2024
- 33
- Medicare patients, 2024
- 82
- Part D claims, 2024
- 128
- Publications
- 4
- Hospital affiliations
- 4
- Practice address
- 12 Camino Encinas, Orinda, CA 94563-3304
- Practice phone
- Call (510) 204-8180
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sutter East Bay Medical Foundation
Multi-specialty group site · Orinda, California
Find Dr. Riad'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. Joseph Nabil Riad is a colorectal surgeon in Orinda, California
Dr. Riad practices at Sutter East Bay Medical Foundation in Orinda, California.
Dr. Riad's NPI, 1720493729, was assigned on June 27, 2014. Dr. Riad graduated from Cairo University School of Medicine in 2005. Dr. Riad holds New York license 304104.
- NPI
- 1720493729NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537567607
- NPI enumeration date
- June 27, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 204-8180
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- 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. Joseph Nabil Riad practices at Sutter East Bay Medical Foundation in Orinda, California
Dr. Riad's primary practice is Sutter East Bay Medical Foundation, at 12 Camino Encinas, Orinda, CA 94563-3304. The practice phone is (510) 204-8180.
- Sutter East Bay Medical Foundation12 Camino Encinas, Orinda, CA 94563-3304Phone(510) 204-8180
Source: Dmand AI Affiliation Data
Dr. Joseph Nabil Riad is affiliated with 8 sites of care and 4 medical groups
Dr. Riad's primary practice is Sutter East Bay Medical Foundation in Orinda, California. Dr. Riad is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Riad to 3 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joseph Nabil Riad's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Riad practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter East Bay Medical Foundation | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph Nabil Riad is one of 187 colorectal surgeons in California
Colon and rectal surgery is Dr. Riad's primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dr. Riad is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Riad's licenses on file in 5 states: New York, California, New Jersey, Florida and Ohio.
Specialties and state licenses
- Colon and rectal surgery, New YorkPrimary
- California license
- New Jersey license
- Surgery, Florida
- Ohio license
Clinical focus
Dmand AI lists colonoscopy, colon removal, groin hernia surgery and hemorrhoids among the conditions Dr. Riad treats.
Colorectal surgeons near Dr. Riad
Counts of colorectal surgeons 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. Joseph Nabil Riad billed Medicare for 33 services in 2024
CMS data shows 33 Medicare services from Dr. Riad across 2 procedure codes in 2024, for 82 Medicare patients. Medicare paid $3,391 for them. Every service was in an office.
Dr. Riad's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 142024: 2043%
- Surgery
- 2023: 02024: 13
Dr. Riad compared with the California median for colorectal surgeons, 2024
- Dr. Riad
- California median
- Medicare services
- 33vs 27088% below
- Medicare patients
- 82vs 15547% below
- Part D claims
- 95vs 7134% above
Medians across 175 colorectal surgeons in California with Dmand AI profiles that report each measure.
Dr. Riad'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. Riad?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Riad and other colorectal surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Nabil Riad treated 82 Medicare patients in 2024, average age 74
CMS counts 82 Medicare patients who saw Dr. Riad in 2024. The largest group is 65 to 74, with 31 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 1.93, 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. Riad's median patient age at 55, with 48% women.
Dr. Riad's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Riad's Medicare patients by sex, 2024
- Women4251%
- Men4049%
Chronic conditions among Dr. Riad's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes41%
- Mood disorders37%
- Ischemic heart disease35%
- Anxiety34%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Riad'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
- Women48%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Nabil Riad wrote 128 Medicare Part D claims in 2024
In 2024, Dr. Riad wrote 128 Medicare Part D claims for 70 patients. 99% of them were for generic drugs. CMS names the drug for 95 of them, across 5 drugs with 11 or more claims each, at $901 in total drug cost. In 2023, CMS named 21 claims across 1 drug.
Dr. Riad's Part D claims by kind of drug, 2024
- Generic127 claims99%
- Brand-name and other1 claims1%
Dr. Riad'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. Riad's Part D claims, 2024
- Antibiotics25%32 of 128 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: 212024: 95352%
Drugs named by CMS: 5 in 2024, 1 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. Joseph Nabil Riad takes part in Medicare
Dr. Riad accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Joseph Nabil Riad has 4 publications on record
Dmand AI links 4 papers to Dr. Riad, published from 2012 to 2022. Dr. Riad's most frequent co-authors are Ramy Magdy Hanna, MD, Conor Holland, DO and Jaswant Madhavan, MD.
Dr. Riad's papers by year, 2012 to 2022
Dr. Riad's most frequent co-authors
- Ramy Magdy Hanna, MD2 shared papers
- Conor Holland, DO1 shared paper
- Jaswant Madhavan, MD1 shared paper
Recent publications by Dr. Riad
See who Dr. Riad researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Riad works with, so you can find a warm path to the right colorectal surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph Nabil Riad received $4,384 in industry payments from 2020 to 2024
CMS Open Payments shows 25 general payments to Dr. Riad from 8 drug and device companies from 2020 to 2024. Travel and lodging make up the largest share, 62% of the total. Intuitive Surgical, Inc. paid the most, $2,970.
General payments to Dr. Riad by program year, 2020 to 2024
General payments to Dr. Riad by kind, 2020 to 2024
- Travel and lodging$2,71462%
- Education$1,00023%
- Food and beverage$65715%
- Gifts$140%
Companies that paid Dr. Riad the most, 2020 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph Nabil Riad graduated from Cairo University School of Medicine
Dr. Riad graduated from Cairo University School of Medicine in 2005.
- Medical school
- Board certified in colon & rectal surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Joseph Nabil Riad accepts plans from 17 insurance carriers
Dr. Riad is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Excellus BlueCross BlueShield
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Riad accepts, by number of carriers
- PPO11
- Medicare10
- HMO9
- POS6
- EPO5
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Nabil Riad'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 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)Doctors and Clinicians Utilization Data (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. Joseph Nabil Riad
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. Joseph Nabil Riad's NPI number?
Dr. Joseph Nabil Riad's NPI number is 1720493729. It was assigned on June 27, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Nabil Riad?
Dr. Joseph Nabil Riad is a colorectal surgeon in Orinda, California. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Joseph Nabil Riad practice?
Dr. Riad practices at 12 Camino Encinas, Orinda, CA 94563-3304. Dr. Riad's primary practice is Sutter East Bay Medical Foundation in Orinda, California. Dmand AI also links Dr. Riad to 3 hospitals, 3 group practices and clinics and 3 medical groups.
What is Dr. Joseph Nabil Riad's office phone number?
The practice phone on file for Dr. Riad is (510) 204-8180.
What is Dr. Joseph Nabil Riad's medical license number?
Dr. Riad holds New York license 304104, one of the licenses on file in 5 states.
Which states has Dr. Joseph Nabil Riad been licensed in?
Dmand AI has state licenses on file for Dr. Riad in New York (2020 to 2026), California (2025 to 2027), New Jersey (2022 to 2025), Florida (2021 to 2024) and Ohio (2019 to 2022).
Which hospitals is Dr. Joseph Nabil Riad affiliated with?
Dr. Riad is affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. Dmand AI links Dr. Riad to 3 more hospitals.
What medical group is Dr. Joseph Nabil Riad part of?
Dr. Riad is linked to Palo Alto Foundation Medical Group. Dmand AI links Dr. Riad to 3 more medical groups.
Does Dr. Joseph Nabil Riad accept Medicare?
Yes. CMS data shows Dr. Riad billed Medicare for 33 services in 2024, and Dr. Riad accepts Medicare assignment.
How many Medicare patients does Dr. Joseph Nabil Riad see?
CMS counts 82 Medicare patients who saw Dr. Riad in 2024, with an average age of 74.
Show 9 more questionsShow fewer questions
Is Dr. Joseph Nabil Riad board certified?
Yes. Dr. Riad is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
What services does Dr. Joseph Nabil Riad bill to Medicare?
In 2024, Dr. Riad's most billed Medicare services were office visit, established patient (99214) and surgery: digestive system (46600).
Where did Dr. Joseph Nabil Riad go to medical school?
Dr. Riad graduated from Cairo University School of Medicine in 2005.
What drugs does Dr. Joseph Nabil Riad prescribe most?
In 2024 Medicare Part D data, Dr. Riad's most prescribed drugs by claims were Hydrocortisone, Gavilyte-G and Procto-Med Hc.
Has Dr. Joseph Nabil Riad received payments from drug or device companies?
CMS Open Payments shows $4,384 in general payments to Dr. Riad from 8 companies from 2020 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Joseph Nabil Riad been practicing?
Dr. Riad graduated from medical school in 2005, 21 years ago.
Does Dr. Joseph Nabil Riad do research?
Dmand AI links 4 publications to Dr. Riad, published from 2012 to 2022.
Who does Dr. Joseph Nabil Riad publish with?
Dr. Riad's most frequent co-authors are Ramy Magdy Hanna, MD (2 shared papers), Conor Holland, DO (1 shared paper) and Jaswant Madhavan, MD (1 shared paper).
What insurance does Dr. Joseph Nabil Riad accept?
Dr. Riad is in network with 17 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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