Dr. Robert Lewis Bell, MD
- Medicare services, 2016
- 30
- Part D claims, 2024
- 162
- Hospital affiliations
- 1
- Industry payments
- $949
- Medical group
- 1
- Practice address
- 4501 Sand Creek Road, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Robert Lewis Bell is a general surgeon in Antioch, California
Dr. Bell practices at Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
Dr. Bell's NPI, 1104086164, was assigned on June 13, 2008. Dr. Bell holds Pennsylvania license MD455022.
- NPI
- 1104086164NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446563704
- NPI enumeration date
- June 13, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Lewis Bell practices at Antioch Medical Center in Antioch, California
Dr. Bell's primary practice is Antioch Medical Center, at 4501 Sand Creek Road, Antioch, CA 94531 in Contra Costa County. The practice phone is (925) 813-6500.
- Antioch Medical Center4501 Sand Creek Road, Antioch, CA 94531 · Contra Costa CountyPhone(925) 813-6500
Source: Dmand AI Affiliation Data
Dr. Robert Lewis Bell is affiliated with 1 site of care and 1 medical group
Dr. Bell's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Lewis Bell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bell practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Antioch Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Lewis Bell is one of 2,926 general surgeons in California
Surgery is Dr. Bell's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Bell is licensed in Pennsylvania.
Specialties and state licenses
- Surgery, PennsylvaniaPrimary
General surgeons near Dr. Bell
Counts of general 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. Robert Lewis Bell billed Medicare for 30 services in 2016
CMS data shows 30 Medicare services from Dr. Bell across 2 procedure codes in 2016. Medicare paid $2,069 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bell compared with the California median for general surgeons, 2016
- Dr. Bell
- California median
- Medicare services
- 30vs 16682% below
- Part D claims
- 105vs 343.1 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Bell's most billed Medicare procedure codes, 2016
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. Bell and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Lewis Bell's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Bell's median patient age at 59, with 52% women.
Dr. Bell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women52%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Robert Lewis Bell wrote 162 Medicare Part D claims in 2024
In 2024, Dr. Bell wrote 162 Medicare Part D claims for 64 patients. 97% of them were for generic drugs. CMS names the drug for 105 of them, across 3 drugs with 11 or more claims each, at $696 in total drug cost. In 2020, CMS named 70 claims across 4 drugs.
Dr. Bell's Part D claims by kind of drug, 2024
- Generic157 claims97%
- Brand-name and other5 claims3%
Dr. Bell'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. Bell's Part D claims, 2024
- Opioids37%60 of 162 claims
- Antibiotics15%24 of 162 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, 2020 to 2024
- 2020
- 2024
- Claims for drugs CMS names
- 2020: 702024: 10550%
Drugs named by CMS: 3 in 2024, 4 in 2020.
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
Dr. Robert Lewis Bell offers telehealth to Medicare patients
Dr. Bell accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bell as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert Lewis Bell received $949 in industry payments from 2023 to 2025
CMS Open Payments shows 6 general payments to Dr. Bell from 2 drug and device companies from 2023 to 2025. Travel and lodging make up the largest share, 53% of the total. W. L. Gore & Associates, Inc. paid the most, $908.
General payments to Dr. Bell by program year, 2023 to 2025
General payments to Dr. Bell by kind, 2023 to 2025
- Travel and lodging$49953%
- Food and beverage$45047%
Companies that paid Dr. Bell the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Robert Lewis Bell'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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Lewis Bell
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 Lewis Bell's NPI number?
Dr. Robert Lewis Bell's NPI number is 1104086164. It was assigned on June 13, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Lewis Bell?
Dr. Robert Lewis Bell is a general surgeon in Antioch, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Robert Lewis Bell practice?
Dr. Bell practices at 4501 Sand Creek Road, Antioch, CA 94531. Dr. Bell's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
What is Dr. Robert Lewis Bell's office phone number?
The practice phone on file for Dr. Bell is (925) 813-6500.
What is Dr. Robert Lewis Bell's medical license number?
Dr. Bell holds Pennsylvania license MD455022.
Which hospitals is Dr. Robert Lewis Bell affiliated with?
Dr. Bell practices at Antioch Medical Center in Antioch, California.
What medical group is Dr. Robert Lewis Bell part of?
Dr. Bell is linked to The Permanente Medical Group, Inc.
Does Dr. Robert Lewis Bell accept Medicare?
Yes. CMS data shows Dr. Bell billed Medicare for 30 services in 2016, and Dr. Bell accepts Medicare assignment.
Does Dr. Robert Lewis Bell offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bell as offering telehealth services.
What services does Dr. Robert Lewis Bell bill to Medicare?
In 2016, Dr. Bell's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99221).
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What drugs does Dr. Robert Lewis Bell prescribe most?
In 2024 Medicare Part D data, Dr. Bell's most prescribed drugs by claims were Oxycodone HCl, Ondansetron HCl and Meloxicam.
Has Dr. Robert Lewis Bell received payments from drug or device companies?
CMS Open Payments shows $949 in general payments to Dr. Bell from 2 companies from 2023 to 2025. The largest total came from W. L. Gore & Associates, Inc.
How long has Dr. Robert Lewis Bell been practicing?
Dr. Bell graduated from medical school in 2008, 18 years ago.
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