Dr. Lewis Barr, MD
- Medicare services, 2022
- 115
- Part D claims, 2024
- 52
- Industry payments
- $67
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 5402 Philadelphia St, Chino, CA 91710
- Practice phone
- Call (909) 517-0087
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Chino Care ADHC
Chino, California
Find Dr. Barr'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. Lewis Barr is an internist in Chino, California
Dr. Barr practices at Chino Care ADHC in Chino, California.
Dr. Barr's NPI, 1245267962, was assigned on June 27, 2006. Dr. Barr graduated from Chicago College of Medicine and Surgery in 1971. Dr. Barr holds Illinois license 036-045724.
- NPI
- 1245267962NPI Registry (opens in a new tab)
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Practice phone
- (909) 517-0087
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Lewis Barr practices at Chino Care ADHC in Chino, California
Dr. Barr's primary practice is Chino Care ADHC, at 5402 Philadelphia St, Chino, CA 91710 in San Bernardino County. The practice phone is (909) 517-0087.
- Chino Care ADHC5402 Philadelphia St, Chino, CA 91710 · San Bernardino CountyPhone(909) 517-0087
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lewis Barr is affiliated with 2 sites of care
Dr. Barr's primary practice is Chino Care ADHC in Chino, California. Dmand AI also links Dr. Barr to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lewis Barr's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barr practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chino Care ADHC | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lewis Barr is one of 16,751 internists in California
Internal medicine is Dr. Barr's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Barr is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Barr
Counts of internists 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. Lewis Barr billed Medicare for 115 services in 2022
CMS data shows 115 Medicare services from Dr. Barr across 4 procedure codes in 2022. Medicare paid $24,462 for them. Every service was in an office.
Dr. Barr's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 792022: 846%
- Tests and treatments
- 2021: 142022: 31121%
Dr. Barr compared with the California median for internists, 2022
- Dr. Barr
- California median
- Medicare services
- 115vs 36168% below
- Part D claims
- 42vs 42190% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Barr's most billed Medicare procedure codes, 2022
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. Barr and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lewis Barr's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Barr's median patient age at 67, with 39% women.
Dr. Barr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women39%
- Men61%
Source: Dmand AI Patient Panel Data
Dr. Lewis Barr wrote 52 Medicare Part D claims in 2024
In 2024, Dr. Barr wrote 52 Medicare Part D claims. 73% of them were for generic drugs. CMS names the drug for 42 of them, across 2 drugs with 11 or more claims each, at $752 in total drug cost. In 2019, CMS named 18 claims across 1 drug.
Dr. Barr's Part D claims by kind of drug, 2024
- Generic38 claims73%
- Brand-name14 claims27%
Dr. Barr's 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: 182020: 42133%
Drugs named by CMS: 2 in 2020, 1 in 2019.
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
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Dr. Lewis Barr received $67 in industry payments from 2016 to 2020
CMS Open Payments shows 4 general payments to Dr. Barr from 1 drug or device company from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Jazz Pharmaceuticals Inc. paid the most, $67.
General payments to Dr. Barr by program year, 2016 to 2020
Companies that paid Dr. Barr the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lewis Barr graduated from Chicago College of Medicine and Surgery
Dr. Barr graduated from Chicago College of Medicine and Surgery in 1971.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lewis Barr'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 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) |
| 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. Lewis Barr
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. Lewis Barr's NPI number?
Dr. Lewis Barr's NPI number is 1245267962. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lewis Barr?
Dr. Lewis Barr is an internist in Chino, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lewis Barr practice?
Dr. Barr practices at 5402 Philadelphia St, Chino, CA 91710. Dr. Barr's primary practice is Chino Care ADHC in Chino, California. Dmand AI also links Dr. Barr to 1 physician office.
What is Dr. Lewis Barr's office phone number?
The practice phone on file for Dr. Barr is (909) 517-0087.
What is Dr. Lewis Barr's medical license number?
Dr. Barr holds Illinois license 036-045724.
Does Dr. Lewis Barr accept Medicare?
Yes. CMS data shows Dr. Barr billed Medicare for 115 services in 2022.
What services does Dr. Lewis Barr bill to Medicare?
In 2022, Dr. Barr's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99213) and nerve and brain test (95811).
Where did Dr. Lewis Barr go to medical school?
Dr. Barr graduated from Chicago College of Medicine and Surgery in 1971.
What drugs does Dr. Lewis Barr prescribe most?
In 2020 Medicare Part D data, Dr. Barr's most prescribed drugs by claims were Pramipexole Dihydrochloride and Methylphenidate HCl.
Has Dr. Lewis Barr received payments from drug or device companies?
CMS Open Payments shows $67 in general payments to Dr. Barr from 1 company from 2016 to 2020. The largest total came from Jazz Pharmaceuticals Inc.
How long has Dr. Lewis Barr been practicing?
Dr. Barr graduated from medical school in 1971, 55 years ago.
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