Dr. Robert Bryan Chambliss Jr., MD
- Medicare services, 2024
- 1,431
- Medicare patients, 2024
- 141
- Part D claims, 2024
- 10,211
- Hospital affiliations
- 1
- Industry payments
- $4,564
- Practice address
- 1600 East High Street, Pottstown, PA 19464
- Practice phone
- Call (610) 327-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chambliss' professional email, personal email and mobile number
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Dr. Robert Bryan Chambliss Jr. is a psychiatrist in Pottstown, Pennsylvania
Dr. Chambliss practices at Pottstown Hospital in Pottstown, Pennsylvania, part of Tower Health.
Dr. Chambliss' NPI, 1780611202, was assigned on June 28, 2006. Dr. Chambliss graduated from Vanderbilt University School of Medicine in 1992. Dr. Chambliss holds Pennsylvania license MD062386L.
- NPI
- 1780611202NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507833910
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (610) 327-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Bryan Chambliss Jr. practices at Pottstown Hospital in Pottstown, Pennsylvania
Dr. Chambliss' primary practice is Pottstown Hospital, at 1600 East High Street, Pottstown, PA 19464 in Montgomery County. The practice phone is (610) 327-7000.
- Pottstown Hospital1600 East High Street, Pottstown, PA 19464 · Montgomery CountyPhone(610) 327-7000
Source: Dmand AI Affiliation Data
Dr. Robert Bryan Chambliss Jr. is affiliated with 1 site of care and 1 medical group
Dr. Chambliss' primary practice is Pottstown Hospital in Pottstown, Pennsylvania, part of Tower Health. The medical group on file is Creative Health Services.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Bryan Chambliss Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chambliss practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pottstown Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Bryan Chambliss Jr. is one of 1,873 psychiatrists in Pennsylvania
Psychiatry is Dr. Chambliss' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Chambliss is licensed in Pennsylvania.
Specialties and state licenses
- Psychiatry, PennsylvaniaPrimary
Psychiatrists near Dr. Chambliss
Counts of psychiatrists 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 Bryan Chambliss Jr. billed Medicare for 1,431 services in 2024
CMS data shows 1,431 Medicare services from Dr. Chambliss across 7 procedure codes in 2024, for 141 Medicare patients. Medicare paid $122,390 for them. Every service was in an office.
Dr. Chambliss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,8272024: 1,23732%
- Office and hospital visits
- 2023: 2362024: 19418%
Dr. Chambliss compared with the Pennsylvania median for psychiatrists, 2024
- Dr. Chambliss
- Pennsylvania median
- Medicare services
- 1,431vs 1539.4 times
- Medicare patients
- 141vs 453.1 times
- Part D claims
- 9,987vs 19152.3 times
Medians across 2,062 psychiatrists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Chambliss' 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. Chambliss?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chambliss and other psychiatrists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Bryan Chambliss Jr. treated 141 Medicare patients in 2024, average age 53
CMS counts 141 Medicare patients who saw Dr. Chambliss in 2024. The largest group is under 65, with 104 patients. 75% of them have mood disorders, and 74% have anxiety. 80% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chambliss' median patient age at 55, with 66% women.
Dr. Chambliss' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chambliss' Medicare patients by sex, 2024
- Women8057%
- Men6143%
Chronic conditions among Dr. Chambliss' Medicare patients, 2024
- Mood disorders75%
- Anxiety74%
- Depression67%
- High cholesterol52%
- Bipolar disorder50%
- Schizophrenia and other psychoses45%
- High blood pressure44%
- PTSD30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chambliss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Bryan Chambliss Jr. wrote 10,211 Medicare Part D claims in 2024
In 2024, Dr. Chambliss wrote 10,211 Medicare Part D claims for 237 patients. 93% of them were for generic drugs. CMS names the drug for 9,987 of them, across 82 drugs with 11 or more claims each, at $1,305,773 in total drug cost. In 2023, CMS named 10,565 claims across 98 drugs.
Dr. Chambliss' Part D claims by kind of drug, 2024
- Generic9,469 claims93%
- Brand-name and other742 claims7%
Dr. Chambliss' 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. Chambliss' Part D claims, 2024
- Antipsychotics, patients 65 and over6%575 of 10,211 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 10,5652024: 9,9875%
Drugs named by CMS: 82 in 2024, 98 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
Dr. Robert Bryan Chambliss Jr. offers telehealth to Medicare patients
Dr. Chambliss accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chambliss as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert Bryan Chambliss Jr. received $4,564 in industry payments from 2016 to 2025
CMS Open Payments shows 243 general payments to Dr. Chambliss from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 92% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $973.
General payments to Dr. Chambliss by program year, 2016 to 2025
General payments to Dr. Chambliss by kind, 2016 to 2025
- Food and beverage$4,20792%
- Education$3578%
Companies that paid Dr. Chambliss the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Bryan Chambliss Jr. graduated from Vanderbilt University School of Medicine
Dr. Chambliss graduated from Vanderbilt University School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Bryan Chambliss 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 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 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) |
| 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. Robert Bryan Chambliss 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. Robert Bryan Chambliss Jr.'s NPI number?
Dr. Robert Bryan Chambliss Jr.'s NPI number is 1780611202. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Bryan Chambliss Jr.?
Dr. Robert Bryan Chambliss Jr. is a psychiatrist in Pottstown, Pennsylvania. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Robert Bryan Chambliss Jr. practice?
Dr. Chambliss practices at 1600 East High Street, Pottstown, PA 19464. Dr. Chambliss' primary practice is Pottstown Hospital in Pottstown, Pennsylvania, part of Tower Health.
What is Dr. Robert Bryan Chambliss Jr.'s office phone number?
The practice phone on file for Dr. Chambliss is (610) 327-7000.
What is Dr. Robert Bryan Chambliss Jr.'s medical license number?
Dr. Chambliss holds Pennsylvania license MD062386L.
Which hospitals is Dr. Robert Bryan Chambliss Jr. affiliated with?
Dr. Chambliss practices at Pottstown Hospital in Pottstown, Pennsylvania.
What medical group is Dr. Robert Bryan Chambliss Jr. part of?
Dr. Chambliss is linked to Creative Health Services.
Does Dr. Robert Bryan Chambliss Jr. accept Medicare?
Yes. CMS data shows Dr. Chambliss billed Medicare for 1,431 services in 2024, and Dr. Chambliss accepts Medicare assignment.
Does Dr. Robert Bryan Chambliss Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chambliss as offering telehealth services.
How many Medicare patients does Dr. Robert Bryan Chambliss Jr. see?
CMS counts 141 Medicare patients who saw Dr. Chambliss in 2024, with an average age of 53.
Show 5 more questionsShow fewer questions
What services does Dr. Robert Bryan Chambliss Jr. bill to Medicare?
In 2024, Dr. Chambliss' most billed Medicare services were psychiatric service (90837), psychiatric service (90834) and psychiatric service (90832).
Where did Dr. Robert Bryan Chambliss Jr. go to medical school?
Dr. Chambliss graduated from Vanderbilt University School of Medicine in 1992.
What drugs does Dr. Robert Bryan Chambliss Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Chambliss' most prescribed drugs by claims were Clonazepam, Quetiapine Fumarate and Lamotrigine.
Has Dr. Robert Bryan Chambliss Jr. received payments from drug or device companies?
CMS Open Payments shows $4,564 in general payments to Dr. Chambliss from 20 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Robert Bryan Chambliss Jr. been practicing?
Dr. Chambliss graduated from medical school in 1992, 34 years ago.
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