Dr. John C. Booker, MD
- Medicare services, 2020
- 700
- Part D claims, 2021
- 540
- Industry payments
- $7,338
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 135 N McKinley St, Corona, CA 92879
- Practice phone
- Call (951) 808-9600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Inland Empire Adult Day Health Care Center
Corona, California
Find Dr. Booker's professional email, personal email and mobile number
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Dr. John C. Booker is a family medicine physician in Corona, California
Dr. Booker practices at Inland Empire Adult Day Health Care Center in Corona, California.
Dr. Booker's NPI, 1790769768, was assigned on December 2, 2005. Dr. Booker graduated from Keck School of Medicine of USC in 1981. Dr. Booker holds California license G49180.
- NPI
- 1790769768NPI Registry (opens in a new tab)
- NPI enumeration date
- December 2, 2005
- NPI status
- Active
- Practice phone
- (951) 808-9600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John C. Booker practices at Inland Empire Adult Day Health Care Center in Corona, California
Dr. Booker's primary practice is Inland Empire Adult Day Health Care Center, at 135 N McKinley St, Corona, CA 92879 in Riverside County. The practice phone is (951) 808-9600.
- Inland Empire Adult Day Health Care Center135 N McKinley St, Corona, CA 92879 · Riverside CountyPhone(951) 808-9600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John C. Booker is affiliated with 2 sites of care and 1 medical group
Dr. Booker's primary practice is Inland Empire Adult Day Health Care Center in Corona, California. The medical group on file is Visalia Family Practice Medical Group. Dmand AI also links Dr. Booker to 1 more group practice or clinic, 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. John C. Booker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Booker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Inland Empire Adult Day Health Care Center | 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. John C. Booker is one of 15,680 family medicine physicians in California
Family medicine is Dr. Booker's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Booker is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Booker
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. John C. Booker billed Medicare for 700 services in 2020
CMS data shows 700 Medicare services from Dr. Booker across 10 procedure codes in 2020. Medicare paid $30,077 for them. Every service was in an office.
Dr. Booker's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 4692020: 40813%
- Other services
- 2019: 1502020: 12318%
- Lab and pathology
- 2019: 1232020: 8928%
- Tests and treatments
- 2019: 1002020: 8020%
Dr. Booker compared with the California median for family medicine physicians, 2020
- Dr. Booker
- California median
- Medicare services
- 700vs 2462.8 times
- Part D claims
- 540vs 83335% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Booker's most billed Medicare procedure codes, 2020
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. Booker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Booker 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. John C. Booker's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Booker's median patient age at 67, with 40% women.
Dr. Booker'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
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. John C. Booker wrote 540 Medicare Part D claims in 2021
In 2021, Dr. Booker wrote 540 Medicare Part D claims. They cover 25 drugs, with $14,096 in total drug cost. In 2020, CMS named 3,132 claims across 82 drugs.
Dr. Booker's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 3,1322021: 54083%
Drugs named by CMS: 25 in 2021, 82 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John C. Booker received $7,338 in industry payments from 2016 to 2023
CMS Open Payments shows 376 general payments to Dr. Booker from 38 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,106.
General payments to Dr. Booker by program year, 2016 to 2023
General payments to Dr. Booker by kind, 2016 to 2023
- Food and beverage$7,326100%
- Education$120%
Companies that paid Dr. Booker the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John C. Booker has 1 award and honors on record
Dmand AI lists 1 award for Dr. Booker, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Booker
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. John C. Booker graduated from Keck School of Medicine of USC
Dr. Booker graduated from Keck School of Medicine of USC in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John C. Booker'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. John C. Booker
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. John C. Booker's NPI number?
Dr. John C. Booker's NPI number is 1790769768. It was assigned on December 2, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John C. Booker?
Dr. John C. Booker is a family medicine physician in Corona, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. John C. Booker practice?
Dr. Booker practices at 135 N McKinley St, Corona, CA 92879. Dr. Booker's primary practice is Inland Empire Adult Day Health Care Center in Corona, California. Dmand AI also links Dr. Booker to 1 group practice or clinic.
What is Dr. John C. Booker's office phone number?
The practice phone on file for Dr. Booker is (951) 808-9600.
What is Dr. John C. Booker's medical license number?
Dr. Booker holds California license G49180.
What medical group is Dr. John C. Booker part of?
Dr. Booker is linked to Visalia Family Practice Medical Group.
Does Dr. John C. Booker accept Medicare?
Yes. CMS data shows Dr. Booker billed Medicare for 700 services in 2020.
What services does Dr. John C. Booker bill to Medicare?
In 2020, Dr. Booker's most billed Medicare services were office visit, established patient (99213), medicare service (G0008) and vaccine or vaccine administration (90662).
Where did Dr. John C. Booker go to medical school?
Dr. Booker graduated from Keck School of Medicine of USC in 1981.
What drugs does Dr. John C. Booker prescribe most?
In 2021 Medicare Part D data, Dr. Booker's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. John C. Booker received payments from drug or device companies?
CMS Open Payments shows $7,338 in general payments to Dr. Booker from 38 companies from 2016 to 2023. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. John C. Booker been practicing?
Dr. Booker graduated from medical school in 1981, 45 years ago.
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