Dr. Ronald Gordon Chambers Jr., MD
- Medicare services, 2024
- 37
- Medicare patients, 2024
- 50
- Part D claims, 2024
- 224
- Publications
- 4
- Hospital affiliations
- 1
- Practice address
- 7601 Hospital Dr Suite 103 Suite 103, Sacramento, CA 95823-5408
- Practice phone
- Call (916) 681-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Family Health Center
Primary care practice · Sacramento, 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. Ronald Gordon Chambers Jr. is a family medicine physician in Sacramento, California
Dr. Chambers practices at Mercy Family Health Center in Sacramento, California.
Dr. Chambers' NPI, 1053450783, was assigned on February 6, 2007. Dr. Chambers graduated from George Washington University School of Medicine and Health Sciences in 2005. Dr. Chambers holds California license A97532.
- NPI
- 1053450783NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436218344
- NPI enumeration date
- February 6, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 681-1600
- 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. Ronald Gordon Chambers Jr. practices at Mercy Family Health Center in Sacramento, California
Dr. Chambers' primary practice is Mercy Family Health Center, at 7601 Hospital Dr Suite 103 Suite 103, Sacramento, CA 95823-5408. The practice phone is (916) 681-1600.
- Mercy Family Health Center7601 Hospital Dr Suite 103 Suite 103, Sacramento, CA 95823-5408Phone(916) 681-1600
Source: Dmand AI Affiliation Data
Dr. Ronald Gordon Chambers Jr. is affiliated with 3 sites of care and 2 medical groups
Dr. Chambers' primary practice is Mercy Family Health Center in Sacramento, California. Dr. Chambers is also affiliated with Dignity Health - Methodist Hospital of Sacramento. The medical group on file is Mercy Family Health Center. Dmand AI also links Dr. Chambers to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ronald Gordon Chambers Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chambers practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Family Health Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ronald Gordon Chambers Jr. is one of 15,680 family medicine physicians in California
Family medicine is Dr. Chambers' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Chambers is board certified in family medicine by the American Board of Family Medicine. Dr. Chambers is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists adjustment disease, chronic diabetes, chronic hypertension, congestive heart failure, insomnia, lower back pain, menopause and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Chambers treats.
Family medicine physicians near Dr. Chambers
Counts of family medicine 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. Ronald Gordon Chambers Jr. billed Medicare for 37 services in 2024
CMS data shows 37 Medicare services from Dr. Chambers across 2 procedure codes in 2024, all of them office visits, for 50 Medicare patients. Medicare paid $1,982 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chambers' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 442024: 3716%
Dr. Chambers compared with the California median for family medicine physicians, 2024
- Dr. Chambers
- California median
- Medicare services
- 37vs 24685% below
- Medicare patients
- 50vs 11858% below
- Part D claims
- 42vs 83395% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Chambers' 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. Chambers?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chambers and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald Gordon Chambers Jr. treated 50 Medicare patients in 2024, average age 73
CMS counts 50 Medicare patients who saw Dr. Chambers in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 56% are also on Medicaid. Their average risk score is 1.83, 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. Chambers' median patient age at 53, with 62% women.
Dr. Chambers' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chambers' Medicare patients by sex, 2024
- Women3366%
- Men1734%
Chronic conditions among Dr. Chambers' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes42%
- Mood disorders34%
- Depression30%
- Chronic kidney disease28%
- Anxiety26%
Share of Medicare patients with each condition. A patient can have several.
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 53
Patient panel by sex, all payers
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ronald Gordon Chambers Jr. wrote 224 Medicare Part D claims in 2024
In 2024, Dr. Chambers wrote 224 Medicare Part D claims for 47 patients. 89% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $444 in total drug cost. In 2023, CMS named 81 claims across 4 drugs.
Dr. Chambers' Part D claims by kind of drug, 2024
- Generic200 claims89%
- Brand-name24 claims11%
Dr. Chambers' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 812024: 4248%
Drugs named by CMS: 3 in 2024, 4 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. Ronald Gordon Chambers Jr. takes part in Medicare
Dr. Chambers 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ronald Gordon Chambers Jr. has 4 publications on record
Dmand AI links 4 papers to Dr. Chambers, published from 2019 to 2023. Dr. Chambers' most frequent co-authors are Kiersten Kelly, MD, Santhosh K. Paulus, MD and Anita Ravi, MD, MPH.
Dr. Chambers' most frequent co-authors
- Kiersten Kelly, MD1 shared paper
- Santhosh K. Paulus, MD1 shared paper
- Anita Ravi, MD, MPH1 shared paper
Recent publications by Dr. Chambers
Am Fam Physician
J Prim Care Community Health
See who Dr. Chambers researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chambers works with, so you can find a warm path to the right family medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ronald Gordon Chambers Jr. received $52 in industry payments from 2020 to 2023
CMS Open Payments shows 2 general payments to Dr. Chambers from 2 drug and device companies from 2020 to 2023. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $31.
General payments to Dr. Chambers by program year, 2020 to 2023
Companies that paid Dr. Chambers the most, 2020 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronald Gordon Chambers Jr. graduated from George Washington University School of Medicine and Health Sciences
Dr. Chambers graduated from George Washington University School of Medicine and Health Sciences in 2005.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. Ronald Gordon Chambers Jr. accepts plans from 15 insurance carriers
Dr. Chambers is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Chambers accepts, by number of carriers
- PPO10
- Medicare9
- HMO6
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Ronald Gordon Chambers Jr.'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) |
| 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. Ronald Gordon Chambers Jr.
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. Ronald Gordon Chambers Jr.'s NPI number?
Dr. Ronald Gordon Chambers Jr.'s NPI number is 1053450783. It was assigned on February 6, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Gordon Chambers Jr.?
Dr. Ronald Gordon Chambers Jr. is a family medicine physician in Sacramento, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Ronald Gordon Chambers Jr. practice?
Dr. Chambers practices at 7601 Hospital Dr Suite 103 Suite 103, Sacramento, CA 95823-5408. Dr. Chambers' primary practice is Mercy Family Health Center in Sacramento, California. Dmand AI also links Dr. Chambers to 1 group practice or clinic and 1 medical group.
What is Dr. Ronald Gordon Chambers Jr.'s office phone number?
The practice phone on file for Dr. Chambers is (916) 681-1600.
What is Dr. Ronald Gordon Chambers Jr.'s medical license number?
Dr. Chambers holds California license A97532.
Which hospitals is Dr. Ronald Gordon Chambers Jr. affiliated with?
Dr. Chambers is affiliated with Dignity Health - Methodist Hospital of Sacramento.
What medical group is Dr. Ronald Gordon Chambers Jr. part of?
Dr. Chambers is linked to Mercy Family Health Center. Dmand AI links Dr. Chambers to 1 more medical group.
Does Dr. Ronald Gordon Chambers Jr. accept Medicare?
Yes. CMS data shows Dr. Chambers billed Medicare for 37 services in 2024, and Dr. Chambers accepts Medicare assignment.
How many Medicare patients does Dr. Ronald Gordon Chambers Jr. see?
CMS counts 50 Medicare patients who saw Dr. Chambers in 2024, with an average age of 73.
Is Dr. Ronald Gordon Chambers Jr. board certified?
Yes. Dr. Chambers is board certified in family medicine by the American Board of Family Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. Ronald Gordon Chambers Jr. bill to Medicare?
In 2024, Dr. Chambers' most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Ronald Gordon Chambers Jr. go to medical school?
Dr. Chambers graduated from George Washington University School of Medicine and Health Sciences in 2005.
What drugs does Dr. Ronald Gordon Chambers Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Chambers' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. Ronald Gordon Chambers Jr. received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Dr. Chambers from 2 companies from 2020 to 2023. The largest total came from Abbvie Inc.
How long has Dr. Ronald Gordon Chambers Jr. been practicing?
Dr. Chambers graduated from medical school in 2005, 21 years ago.
Does Dr. Ronald Gordon Chambers Jr. do research?
Dmand AI links 4 publications to Dr. Chambers, published from 2019 to 2023.
Who does Dr. Ronald Gordon Chambers Jr. publish with?
Dr. Chambers' most frequent co-authors are Kiersten Kelly, MD (1 shared paper), Santhosh K. Paulus, MD (1 shared paper) and Anita Ravi, MD, MPH (1 shared paper).
What insurance does Dr. Ronald Gordon Chambers Jr. accept?
Dr. Chambers is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
Selling to family medicine practices?
See family medicine physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card