Dr. John B. Chamberlin, MD
- Medicare services, 2023
- 511
- Part D claims, 2024
- 20
- MIPS score, 2024
- 85
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 1500 Sw 10th Avenue, Topeka, KS 66604
- Practice phone
- Call (785) 354-6121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chamberlin'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. John B. Chamberlin is a hospitalist in Topeka, Kansas
Dr. Chamberlin practices at Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
Dr. Chamberlin's NPI, 1730172883, was assigned on August 24, 2005. Dr. Chamberlin holds Kansas license 04-21527.
- NPI
- 1730172883NPI Registry (opens in a new tab)
- NPI enumeration date
- August 24, 2005
- NPI status
- Active
- Practice phone
- (785) 354-6121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John B. Chamberlin practices at Stormont Vail Hospital in Topeka, Kansas
Dr. Chamberlin's primary practice is Stormont Vail Hospital, at 1500 Sw 10th Avenue, Topeka, KS 66604 in Shawnee County. The practice phone is (785) 354-6121.
- Stormont Vail Hospital1500 Sw 10th Avenue, Topeka, KS 66604 · Shawnee CountyPhone(785) 354-6121
Source: Dmand AI Affiliation Data
Dr. John B. Chamberlin is affiliated with 1 site of care and 1 medical group
Dr. Chamberlin's primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health. The medical group on file is Cotton O'Neil Clinic.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John B. Chamberlin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chamberlin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stormont Vail Hospital | 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 Stormont Vail Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John B. Chamberlin is one of 168 hospitalists in Kansas
Hospitalist is Dr. Chamberlin's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dmand AI has Dr. Chamberlin's licenses on file in 2 states: Kansas and Missouri.
Specialties and state licenses
- Hospitalist, KansasPrimary
- Internal medicine, Missouri
Hospitalists near Dr. Chamberlin
Counts of hospitalists 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 B. Chamberlin billed Medicare for 511 services in 2023
CMS data shows 511 Medicare services from Dr. Chamberlin across 7 procedure codes in 2023. Medicare paid $42,780 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chamberlin's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1,2632023: 51160%
Dr. Chamberlin compared with the Kansas median for hospitalists, 2023
- Dr. Chamberlin
- Kansas median
- Medicare services
- 511vs 73731% below
- Part D claims
- 56vs 536% above
Medians across 153 hospitalists in Kansas with Dmand AI profiles that report each measure.
Dr. Chamberlin's most billed Medicare procedure codes, 2023
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. Chamberlin?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chamberlin and other hospitalists in Kansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John B. Chamberlin's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Chamberlin's median patient age at 61, with 0% women.
Dr. Chamberlin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. John B. Chamberlin wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Chamberlin wrote 20 Medicare Part D claims. They cover 4 drugs, with $9,769 in total drug cost. In 2022, CMS named 129 claims across 8 drugs.
Dr. Chamberlin's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1292023: 5657%
Drugs named by CMS: 4 in 2023, 8 in 2022.
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. John B. Chamberlin scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Chamberlin for performance year 2024, reported as part of a group.
Dr. Chamberlin's MIPS scores, performance year 2024
- 85of 100Final score
- 79of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. John B. Chamberlin'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 | Clinician Public Reporting: Overall MIPS Performance (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. John B. Chamberlin
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 B. Chamberlin's NPI number?
Dr. John B. Chamberlin's NPI number is 1730172883. It was assigned on August 24, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John B. Chamberlin?
Dr. John B. Chamberlin is a hospitalist in Topeka, Kansas. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. John B. Chamberlin practice?
Dr. Chamberlin practices at 1500 Sw 10th Avenue, Topeka, KS 66604. Dr. Chamberlin's primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
What is Dr. John B. Chamberlin's office phone number?
The practice phone on file for Dr. Chamberlin is (785) 354-6121.
What is Dr. John B. Chamberlin's medical license number?
Dr. Chamberlin holds Kansas license 04-21527, one of the licenses on file in 2 states.
Which states has Dr. John B. Chamberlin been licensed in?
Dmand AI has state licenses on file for Dr. Chamberlin in Kansas and Missouri.
Which hospitals is Dr. John B. Chamberlin affiliated with?
Dr. Chamberlin practices at Stormont Vail Hospital in Topeka, Kansas.
What medical group is Dr. John B. Chamberlin part of?
Dr. Chamberlin is linked to Cotton O'Neil Clinic.
Does Dr. John B. Chamberlin accept Medicare?
Yes. CMS data shows Dr. Chamberlin billed Medicare for 511 services in 2023.
What is Dr. John B. Chamberlin's MIPS score?
Dr. Chamberlin's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
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What services does Dr. John B. Chamberlin bill to Medicare?
In 2023, Dr. Chamberlin's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
What drugs does Dr. John B. Chamberlin prescribe most?
In 2023 Medicare Part D data, Dr. Chamberlin's most prescribed drugs by claims were Lisinopril, Eliquis and Oxycodone HCl.
How long has Dr. John B. Chamberlin been practicing?
Dr. Chamberlin graduated from medical school in 1983, 43 years ago.
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