Timothy Robert Chastanet

  • Chattanooga, TN
  • Emergency medicine physician
NPI1649857285PAC ID0840658282
Medicare services, 2024
115
Medicare patients, 2024
122
Part D claims, 2024
210
MIPS score, 2024
100
Hospital affiliations
2
Practice address
975 E 3rd St, Chattanooga, TN 37403
Practice phone
Call (423) 778-7000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Erlanger Baroness Hospital

Hospital · Chattanooga, Tennessee

See all 4 affiliations

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Timothy Robert Chastanet is an emergency medicine physician in Chattanooga, Tennessee

Timothy Chastanet practices at Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health.

Timothy Chastanet's NPI, 1649857285, was assigned on March 29, 2021. Timothy Chastanet graduated from University of Virginia School of Medicine in 2021. Timothy Chastanet holds Tennessee license 0000066971.

NPI and contact details
Medicare PAC ID
0840658282
NPI enumeration date
March 29, 2021
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(423) 778-7000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
31
Medical school graduation
2021

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Timothy Robert Chastanet practices at Erlanger Baroness Hospital in Chattanooga, Tennessee

Timothy Chastanet's primary practice is Erlanger Baroness Hospital, at 975 E 3rd St, Chattanooga, TN 37403 in Hamilton County. The practice phone is (423) 778-7000.

Source: Dmand AI Affiliation Data

Timothy Robert Chastanet is affiliated with 3 sites of care and 1 medical group

Timothy Chastanet's primary practice is Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health. Timothy Chastanet is also affiliated with Erlanger Bledsoe Hospital. The medical group on file is Tennessee River Physicians. Dmand AI also links Timothy Chastanet to 1 more community health center, named with a free account.

See all 4 affiliations for Timothy Chastanet

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Timothy Robert Chastanet's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Chastanet practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Erlanger Baroness HospitalAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Timothy Robert Chastanet is one of 1,088 emergency medicine physicians in Tennessee

Emergency medicine is Timothy Chastanet's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Timothy Chastanet is licensed in Tennessee.

Specialties and state licenses

  • Emergency medicine, TennesseePrimaryLicense 0000066971 · taxonomy 207P00000X

Emergency medicine physicians near Timothy Chastanet

Counts of emergency 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

Timothy Robert Chastanet billed Medicare for 115 services in 2024

CMS data shows 115 Medicare services from Timothy Chastanet across 2 procedure codes in 2024, for 122 Medicare patients. Medicare paid $12,035 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024115
Medicare patients122
Paid by Medicare$12,035
Procedure codes2

Timothy Chastanet compared with the Tennessee median for emergency medicine physicians, 2024

  • Timothy Chastanet
  • Tennessee median
Medicare services
115vs 26657% below
Medicare patients
122vs 25753% below
Part D claims
106vs 9314% above

Medians across 1,079 emergency medicine physicians in Tennessee with Dmand AI profiles that report each measure.

Timothy Chastanet's 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.

See all procedures by Timothy Chastanet

Need commercial claims for Timothy Chastanet?

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Timothy Robert Chastanet treated 122 Medicare patients in 2024, average age 74

CMS counts 122 Medicare patients who saw Timothy Chastanet in 2024. The largest group is 75 to 84, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.71, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Timothy Chastanet's median patient age at 49, with 56% women.

Medicare patients, 2024122
Average age74
Average risk score1.71
Also on Medicaid29%

Timothy Chastanet's Medicare patients by age, 2024

Timothy Chastanet's Medicare patients by sex, 2024

  • Women6755%
  • Men5545%

Chronic conditions among Timothy Chastanet's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Anxiety43%
  5. Ischemic heart disease43%
  6. Diabetes42%
  7. Chronic kidney disease39%
  8. Mood disorders38%

Share of Medicare patients with each condition. A patient can have several.

Timothy Chastanet's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 49

Patient panel by sex, all payers

  • Women56%
  • Men44%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Timothy Robert Chastanet wrote 210 Medicare Part D claims in 2024

In 2024, Timothy Chastanet wrote 210 Medicare Part D claims for 146 patients. 91% of them were for generic drugs. CMS names the drug for 106 of them, across 6 drugs with 11 or more claims each, at $1,117 in total drug cost. In 2023, CMS named 25 claims across 2 drugs.

Part D claims, 2024210
Drugs named by CMS6
Total drug cost$1,117
Part D patients146

Timothy Chastanet's Part D claims by kind of drug, 2024

  • Generic191 claims91%
  • Brand-name19 claims9%

Timothy Chastanet'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 Timothy Chastanet's Part D claims, 2024

  • Opioids8%17 of 210 claims
  • Antibiotics42%89 of 210 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: 252024: 106324%

Drugs named by CMS: 6 in 2024, 2 in 2023.

See all prescribing by Timothy Chastanet

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

Timothy Robert Chastanet scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Timothy Chastanet for performance year 2024, reported as part of a group. Timothy Chastanet accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Timothy Chastanet's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Timothy Robert Chastanet received $82 in industry payments from 2023 to 2024

CMS Open Payments shows 3 general payments to Timothy Chastanet from 2 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. CSL Behring paid the most, $58.

General payments to Timothy Chastanet by program year, 2023 to 2024

Companies that paid Timothy Chastanet the most, 2023 to 2024

Share is of all general payments to this clinician.

See all payments to Timothy Chastanet

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Timothy Robert Chastanet graduated from University of Virginia School of Medicine

Timothy Chastanet graduated from University of Virginia School of Medicine in 2021.

  1. Medical schoolUniversity of Virginia School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Timothy Robert Chastanet's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Timothy Robert Chastanet

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Timothy Robert Chastanet's NPI number?

Timothy Robert Chastanet's NPI number is 1649857285. It was assigned on March 29, 2021, and it is active in the NPI Registry.

What does Timothy Robert Chastanet specialize in?

Timothy Robert Chastanet is an emergency medicine physician in Chattanooga, Tennessee. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Timothy Robert Chastanet practice?

Timothy Chastanet practices at 975 E 3rd St, Chattanooga, TN 37403. Timothy Chastanet's primary practice is Erlanger Baroness Hospital in Chattanooga, Tennessee, part of Erlanger Health. Dmand AI also links Timothy Chastanet to 1 community health center.

What is Timothy Robert Chastanet's office phone number?

The practice phone on file for Timothy Chastanet is (423) 778-7000.

What is Timothy Robert Chastanet's medical license number?

Timothy Chastanet holds Tennessee license 0000066971.

Which hospitals is Timothy Robert Chastanet affiliated with?

Timothy Chastanet practices at Erlanger Baroness Hospital in Chattanooga, Tennessee. Timothy Chastanet is also affiliated with Erlanger Bledsoe Hospital.

What medical group is Timothy Robert Chastanet part of?

Timothy Chastanet is linked to Tennessee River Physicians.

Does Timothy Robert Chastanet accept Medicare?

Yes. CMS data shows Timothy Chastanet billed Medicare for 115 services in 2024, and Timothy Chastanet accepts Medicare assignment.

What is Timothy Robert Chastanet's MIPS score?

Timothy Chastanet's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.

How many Medicare patients does Timothy Robert Chastanet see?

CMS counts 122 Medicare patients who saw Timothy Chastanet in 2024, with an average age of 74.

Show 5 more questionsShow fewer questions

What services does Timothy Robert Chastanet bill to Medicare?

In 2024, Timothy Chastanet's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).

Where did Timothy Robert Chastanet go to medical school?

Timothy Chastanet graduated from University of Virginia School of Medicine in 2021.

What drugs does Timothy Robert Chastanet prescribe most?

In 2024 Medicare Part D data, Timothy Chastanet's most prescribed drugs by claims were Cefdinir, Doxycycline Hyclate and Ondansetron ODT.

Has Timothy Robert Chastanet received payments from drug or device companies?

CMS Open Payments shows $82 in general payments to Timothy Chastanet from 2 companies from 2023 to 2024. The largest total came from CSL Behring.

How long has Timothy Robert Chastanet been practicing?

Timothy Chastanet graduated from medical school in 2021, 5 years ago.

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