Dr. Sergio R. Riffel, MD
- Medicare services, 2024
- 1,661
- Medicare patients, 2024
- 546
- Part D claims, 2024
- 3,345
- Hospital affiliations
- 2
- Industry payments
- $5,819
- Practice address
- 4944 Windplay Dr, El Dorado Hills, CA 95762
- Practice phone
- Call (202) 309-9677
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Vital Health
Multi-specialty group site · El Dorado Hills, California
Find Dr. Riffel'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. Sergio R. Riffel is a general practice physician in El Dorado Hills, California
Dr. Riffel practices at Vital Health in El Dorado Hills, California.
Dr. Riffel's NPI, 1619018066, was assigned on February 9, 2007. Dr. Riffel graduated from Universidad de Montemorelos School of Medicine in 1980. Dr. Riffel holds California license A41494.
- NPI
- 1619018066NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830175215
- NPI enumeration date
- February 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 309-9677
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sergio R. Riffel practices at Vital Health in El Dorado Hills, California
Dr. Riffel's primary practice is Vital Health, at 4944 Windplay Dr, El Dorado Hills, CA 95762. The practice phone is (202) 309-9677.
- Vital Health4944 Windplay Dr, El Dorado Hills, CA 95762Phone(202) 309-9677
Source: Dmand AI Affiliation Data
Dr. Sergio R. Riffel is affiliated with 6 sites of care and 2 medical groups
Dr. Riffel's primary practice is Vital Health in El Dorado Hills, California. Dr. Riffel is also affiliated with Sutter Auburn Faith Hospital. The medical group on file is Vital Health Medical Group. Dmand AI also links Dr. Riffel to 1 more hospital, 3 home health agencies and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Sergio R. Riffel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Riffel practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vital Health | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sergio R. Riffel is one of 1,526 general practice physicians in California
General practice is Dr. Riffel's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dmand AI has Dr. Riffel's licenses on file in 4 states: California, Maine, Oregon and Michigan.
Specialties and state licenses
- General practice, CaliforniaPrimary
- Hospitalist, Maine
- Oregon license
- Michigan license
Clinical focus
Dmand AI lists acid reflux, acute skin infection, aneurysm, anxiety, arthritis, asthma, atrial fibrillation and flutter and bronchitis among the conditions Dr. Riffel treats.
General practice physicians near Dr. Riffel
Counts of general practice physicians 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. Sergio R. Riffel billed Medicare for 1,661 services in 2024
CMS data shows 1,661 Medicare services from Dr. Riffel across 13 procedure codes in 2024, for 546 Medicare patients. Medicare paid $69,698 for them. Every service was in an office.
Dr. Riffel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9382024: 1,43626%
- Other services
- 2023: 1,1282024: 18084%
- Tests and treatments
- 2023: 692024: 3352%
- Lab and pathology
- 2023: 422024: 1271%
Dr. Riffel compared with the California median for general practice physicians, 2024
- Dr. Riffel
- California median
- Medicare services
- 1,661vs 2626.3 times
- Medicare patients
- 546vs 1364.0 times
- Part D claims
- 2,625vs 19213.7 times
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Riffel'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. Riffel?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Riffel and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sergio R. Riffel treated 546 Medicare patients in 2024, average age 75
CMS counts 546 Medicare patients who saw Dr. Riffel in 2024. The largest group is 65 to 74, with 232 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Riffel's median patient age at 71, with 55% women.
Dr. Riffel's Medicare patients by age, 2024
Dr. Riffel's Medicare patients by sex, 2024
- Women32059%
- Men22641%
Chronic conditions among Dr. Riffel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Mood disorders31%
- Chronic kidney disease30%
- Depression30%
- Anxiety28%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Riffel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women55%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sergio R. Riffel wrote 3,345 Medicare Part D claims in 2024
In 2024, Dr. Riffel wrote 3,345 Medicare Part D claims for 570 patients. 89% of them were for generic drugs. CMS names the drug for 2,625 of them, across 67 drugs with 11 or more claims each, at $120,380 in total drug cost. In 2023, CMS named 1,103 claims across 41 drugs.
Dr. Riffel's Part D claims by kind of drug, 2024
- Generic2,978 claims89%
- Brand-name346 claims10%
- Other21 claims1%
Dr. Riffel'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. Riffel's Part D claims, 2024
- Opioids3%101 of 3,345 claims
- Antibiotics2%67 of 3,345 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: 1,1032024: 2,625138%
Drugs named by CMS: 67 in 2024, 41 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. Sergio R. Riffel takes part in Medicare
Dr. Riffel accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Skin biopsy: 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. Sergio R. Riffel received $5,819 in industry payments from 2016 to 2025
CMS Open Payments shows 328 general payments to Dr. Riffel from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. GlaxoSmithKline, LLC. paid the most, $716.
General payments to Dr. Riffel by program year, 2016 to 2025
General payments to Dr. Riffel by kind, 2016 to 2025
- Food and beverage$5,76899%
- Education$511%
Companies that paid Dr. Riffel 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. Sergio R. Riffel graduated from Universidad de Montemorelos School of Medicine
Dr. Riffel graduated from Universidad de Montemorelos School of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Sergio R. Riffel accepts plans from 3 insurance carriers
Dr. Riffel is in network with 3 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
Plan types Dr. Riffel accepts, by number of carriers
- Medicare3
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Sergio R. Riffel'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) |
| 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. Sergio R. Riffel
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. Sergio R. Riffel's NPI number?
Dr. Sergio R. Riffel's NPI number is 1619018066. It was assigned on February 9, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Sergio R. Riffel?
Dr. Sergio R. Riffel is a general practice physician in El Dorado Hills, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Sergio R. Riffel practice?
Dr. Riffel practices at 4944 Windplay Dr, El Dorado Hills, CA 95762. Dr. Riffel's primary practice is Vital Health in El Dorado Hills, California. Dmand AI also links Dr. Riffel to 1 hospital, 3 home health agencies and 1 medical group.
What is Dr. Sergio R. Riffel's office phone number?
The practice phone on file for Dr. Riffel is (202) 309-9677.
What is Dr. Sergio R. Riffel's medical license number?
Dr. Riffel holds California license A41494, one of the licenses on file in 4 states.
Which states has Dr. Sergio R. Riffel been licensed in?
Dmand AI has state licenses on file for Dr. Riffel in California (1985 to 2026), Maine (since 2010), Oregon (since 1996) and Michigan (1987 to 1995).
Which hospitals is Dr. Sergio R. Riffel affiliated with?
Dr. Riffel is affiliated with Sutter Auburn Faith Hospital. Dmand AI links Dr. Riffel to 1 more hospital.
What medical group is Dr. Sergio R. Riffel part of?
Dr. Riffel is linked to Vital Health Medical Group. Dmand AI links Dr. Riffel to 1 more medical group.
Does Dr. Sergio R. Riffel accept Medicare?
Yes. CMS data shows Dr. Riffel billed Medicare for 1,661 services in 2024, and Dr. Riffel accepts Medicare assignment.
How many Medicare patients does Dr. Sergio R. Riffel see?
CMS counts 546 Medicare patients who saw Dr. Riffel in 2024, with an average age of 75.
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What services does Dr. Sergio R. Riffel bill to Medicare?
In 2024, Dr. Riffel's most billed Medicare services were care management and other visits (99490), office visit, established patient (99214) and care management and other visits (99439).
Where did Dr. Sergio R. Riffel go to medical school?
Dr. Riffel graduated from Universidad de Montemorelos School of Medicine in 1980.
What drugs does Dr. Sergio R. Riffel prescribe most?
In 2024 Medicare Part D data, Dr. Riffel's most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Sergio R. Riffel received payments from drug or device companies?
CMS Open Payments shows $5,819 in general payments to Dr. Riffel from 26 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Sergio R. Riffel been practicing?
Dr. Riffel graduated from medical school in 1980, 46 years ago.
What insurance does Dr. Sergio R. Riffel accept?
Dr. Riffel is in network with 3 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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