Dr. Robert D. Chambers, MD
- Medicare services, 2021
- 30
- Part D claims, 2020
- 12
- Industry payments
- $2,532
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 1313 E Herndon Ave, Fresno, CA 93720
- Practice phone
- Call (559) 439-6808
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave)
Primary care practice · Fresno, California
Find Dr. Chambers' 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. Robert D. Chambers is a cardiologist in Sacramento, California
Dr. Chambers practices at Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave) in Fresno, California.
Dr. Chambers' NPI, 1194713586, was assigned on October 10, 2005. Dr. Chambers graduated from University of California, Irvine, California College of Medicine in 1967. Dr. Chambers holds California license A22831.
- NPI
- 1194713586NPI Registry (opens in a new tab)
- NPI enumeration date
- October 10, 2005
- NPI status
- Active
- Practice phone
- (559) 439-6808
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 85
- Medical school graduation
- 1967
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert D. Chambers practices in Fresno and Sacramento
Dr. Chambers' primary practice is Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave), at 1313 E Herndon Ave, Fresno, CA 93720. The practice phone is (559) 439-6808. The NPI Registry lists Dr. Chambers' practice address as 7500 Hospital Dr, Sacramento, CA 95823.
- Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave)Primary1313 E Herndon Ave, Fresno, CA 93720Phone(559) 439-6808
- NPI Registry address7500 Hospital Dr, Sacramento, CA 95823 · Sacramento CountyPhone(559) 439-6808
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Robert D. Chambers is affiliated with 2 sites of care and 2 medical groups
Dr. Chambers' primary practice is Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave) in Fresno, California. The medical group on file is Community Regional Medical Center. Dmand AI also links Dr. Chambers to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Robert D. Chambers' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chambers practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave) | 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. Robert D. Chambers is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Chambers' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Chambers is licensed in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Cardiologists near Dr. Chambers
Counts of cardiologists 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. Robert D. Chambers billed Medicare for 30 services in 2021
CMS data shows 30 Medicare services from Dr. Chambers across 1 procedure code in 2021, all of them office visits. Medicare paid $2,722 for them. Every service was in an office.
Dr. Chambers' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 362021: 3017%
Dr. Chambers compared with the California median for cardiologists, 2021
- Dr. Chambers
- California median
- Medicare services
- 30vs 1,56098% below
- Part D claims
- 12vs 1,41099% below
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Chambers' most billed Medicare procedure codes, 2021
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. Chambers and other cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert D. Chambers' patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Chambers' median patient age at 71, with 67% women.
Dr. Chambers' 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
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Robert D. Chambers wrote 12 Medicare Part D claims in 2020
In 2020, Dr. Chambers wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $294 in total drug cost. In 2019, CMS named 140 claims across 6 drugs.
Dr. Chambers' most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1402020: 1291%
Drugs named by CMS: 1 in 2020, 6 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Robert D. Chambers received $2,532 in industry payments from 2016 to 2022
CMS Open Payments shows 36 general payments to Dr. Chambers from 13 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $645.
General payments to Dr. Chambers by program year, 2016 to 2022
Companies that paid Dr. Chambers the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert D. Chambers graduated from University of California, Irvine, California College of Medicine
Dr. Chambers graduated from University of California, Irvine, California College of Medicine in 1967.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert D. Chambers'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 |
| 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. Robert D. Chambers
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. Robert D. Chambers' NPI number?
Dr. Robert D. Chambers' NPI number is 1194713586. It was assigned on October 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert D. Chambers?
Dr. Robert D. Chambers is a cardiologist in Sacramento, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Robert D. Chambers practice?
Dr. Chambers practices at 1313 E Herndon Ave, Fresno, CA 93720. Dr. Chambers also practices at 7500 Hospital Dr, Sacramento, CA 95823. Dr. Chambers' primary practice is Fresno Community Ekg - Primary Care - Fresno (1313 E Herndon Ave) in Fresno, California. Dmand AI also links Dr. Chambers to 1 group practice or clinic and 1 medical group.
What is Dr. Robert D. Chambers' office phone number?
The practice phone on file for Dr. Chambers is (559) 439-6808.
What is Dr. Robert D. Chambers' medical license number?
Dr. Chambers holds California license A22831.
What medical group is Dr. Robert D. Chambers part of?
Dr. Chambers is linked to Community Regional Medical Center. Dmand AI links Dr. Chambers to 1 more medical group.
Does Dr. Robert D. Chambers accept Medicare?
Yes. CMS data shows Dr. Chambers billed Medicare for 30 services in 2021.
What services does Dr. Robert D. Chambers bill to Medicare?
In 2021, Dr. Chambers' most billed Medicare services were office visit, established patient (99214).
Where did Dr. Robert D. Chambers go to medical school?
Dr. Chambers graduated from University of California, Irvine, California College of Medicine in 1967.
What drugs does Dr. Robert D. Chambers prescribe most?
In 2020 Medicare Part D data, Dr. Chambers' most prescribed drugs by claims were Carvedilol.
Has Dr. Robert D. Chambers received payments from drug or device companies?
CMS Open Payments shows $2,532 in general payments to Dr. Chambers from 13 companies from 2016 to 2022. The largest total came from Abiomed.
How long has Dr. Robert D. Chambers been practicing?
Dr. Chambers graduated from medical school in 1967, 59 years ago.
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