Dr. Timothy Lyon Arnold, DO
- Medicare services, 2024
- 205
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 477
- Hospital affiliations
- 1
- Industry payments
- $39
- Practice address
- 5000 Highway 39 North, Meridian, MS 39301
- Practice phone
- Call (601) 483-6211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Arnold's professional email, personal email and mobile number
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Dr. Timothy Lyon Arnold is a psychiatrist in Meridian, Mississippi
Dr. Arnold practices at Alliance Health Center in Meridian, Mississippi, part of Universal Health Services.
Dr. Arnold's NPI, 1861462178, was assigned on January 26, 2006. Dr. Arnold graduated from Rowan University School of Osteopathic Medicine in 1997. Dr. Arnold holds Mississippi license 19843.
- NPI
- 1861462178NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244323707
- NPI enumeration date
- January 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (601) 483-6211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy Lyon Arnold practices at Alliance Health Center in Meridian, Mississippi
Dr. Arnold's primary practice is Alliance Health Center, at 5000 Highway 39 North, Meridian, MS 39301 in Lauderdale County. The practice phone is (601) 483-6211.
- Alliance Health Center5000 Highway 39 North, Meridian, MS 39301 · Lauderdale CountyPhone(601) 483-6211
Source: Dmand AI Affiliation Data
Dr. Timothy Lyon Arnold is affiliated with 1 site of care and 1 medical group
Dr. Arnold's primary practice is Alliance Health Center in Meridian, Mississippi, part of Universal Health Services. The medical group on file is Alliance Health Center. Dr. Arnold's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Timothy Lyon Arnold's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arnold practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alliance Health Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy Lyon Arnold is one of 165 psychiatrists in Mississippi
Psychiatry is Dr. Arnold's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Arnold's licenses on file in 2 states: Mississippi and New Jersey.
Specialties and state licenses
- Psychiatry, MississippiPrimary
- New Jersey license
Psychiatrists near Dr. Arnold
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. Timothy Lyon Arnold billed Medicare for 205 services in 2024
CMS data shows 205 Medicare services from Dr. Arnold across 3 procedure codes in 2024, for 76 Medicare patients. Medicare paid $14,263 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Arnold's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1412024: 1391%
- Tests and treatments
- 2023: 822024: 6620%
Dr. Arnold compared with the Mississippi median for psychiatrists, 2024
- Dr. Arnold
- Mississippi median
- Medicare services
- 205vs 210Close to median
- Medicare patients
- 76vs 8410% below
- Part D claims
- 223vs 28522% below
Medians across 172 psychiatrists in Mississippi with Dmand AI profiles that report each measure.
Dr. Arnold'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arnold and other psychiatrists in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy Lyon Arnold treated 76 Medicare patients in 2024, average age 53
CMS counts 76 Medicare patients who saw Dr. Arnold in 2024. The largest group is under 65, with 52 patients. 75% of them have alcohol and drug use disorders, and 75% have anxiety. 66% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Arnold's median patient age at 52, with 35% women.
Dr. Arnold's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Arnold's Medicare patients by sex, 2024
- Women1722%
- Men5978%
Chronic conditions among Dr. Arnold's Medicare patients, 2024
- Alcohol and drug use disorders75%
- Anxiety75%
- Depression75%
- High blood pressure75%
- Mood disorders75%
- Tobacco use75%
- Arthritis50%
- Schizophrenia and other psychoses49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Arnold's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women35%
- Men65%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy Lyon Arnold wrote 477 Medicare Part D claims in 2024
In 2024, Dr. Arnold wrote 477 Medicare Part D claims for 99 patients. 92% of them were for generic drugs. CMS names the drug for 223 of them, across 11 drugs with 11 or more claims each, at $3,082 in total drug cost. In 2023, CMS named 272 claims across 11 drugs.
Dr. Arnold's Part D claims by kind of drug, 2024
- Generic440 claims92%
- Brand-name37 claims8%
Dr. Arnold'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2722024: 22318%
Drugs named by CMS: 11 in 2024, 11 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. Timothy Lyon Arnold offers telehealth to Medicare patients
Dr. Arnold accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arnold as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Timothy Lyon Arnold received $39 in industry payments from 2017 to 2024
CMS Open Payments shows 2 general payments to Dr. Arnold from 2 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Indivior Inc. paid the most, $20.
General payments to Dr. Arnold by program year, 2017 to 2024
Companies that paid Dr. Arnold the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Timothy Lyon Arnold graduated from Rowan University School of Osteopathic Medicine
Dr. Arnold graduated from Rowan University School of Osteopathic Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Timothy Lyon Arnold'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. Timothy Lyon Arnold
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. Timothy Lyon Arnold's NPI number?
Dr. Timothy Lyon Arnold's NPI number is 1861462178. It was assigned on January 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Lyon Arnold?
Dr. Timothy Lyon Arnold is a psychiatrist in Meridian, Mississippi. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Timothy Lyon Arnold practice?
Dr. Arnold practices at 5000 Highway 39 North, Meridian, MS 39301. Dr. Arnold's primary practice is Alliance Health Center in Meridian, Mississippi, part of Universal Health Services.
What is Dr. Timothy Lyon Arnold's office phone number?
The practice phone on file for Dr. Arnold is (601) 483-6211.
What is Dr. Timothy Lyon Arnold's medical license number?
Dr. Arnold holds Mississippi license 19843, one of the licenses on file in 2 states.
Which states has Dr. Timothy Lyon Arnold been licensed in?
Dmand AI has state licenses on file for Dr. Arnold in Mississippi and New Jersey.
Which hospitals is Dr. Timothy Lyon Arnold affiliated with?
Dr. Arnold practices at Alliance Health Center in Meridian, Mississippi.
What medical group is Dr. Timothy Lyon Arnold part of?
Dr. Arnold is linked to Alliance Health Center.
Does Dr. Timothy Lyon Arnold accept Medicare?
Yes. CMS data shows Dr. Arnold billed Medicare for 205 services in 2024, and Dr. Arnold accepts Medicare assignment.
Does Dr. Timothy Lyon Arnold offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Arnold as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Timothy Lyon Arnold see?
CMS counts 76 Medicare patients who saw Dr. Arnold in 2024, with an average age of 53.
What services does Dr. Timothy Lyon Arnold bill to Medicare?
In 2024, Dr. Arnold's most billed Medicare services were hospital inpatient care (99232), psychiatric service (90791) and hospital inpatient care (99238).
Where did Dr. Timothy Lyon Arnold go to medical school?
Dr. Arnold graduated from Rowan University School of Osteopathic Medicine in 1997.
What drugs does Dr. Timothy Lyon Arnold prescribe most?
In 2024 Medicare Part D data, Dr. Arnold's most prescribed drugs by claims were Trazodone HCl, Omeprazole and Amlodipine Besylate.
Has Dr. Timothy Lyon Arnold received payments from drug or device companies?
CMS Open Payments shows $39 in general payments to Dr. Arnold from 2 companies from 2017 to 2024. The largest total came from Indivior Inc.
How long has Dr. Timothy Lyon Arnold been practicing?
Dr. Arnold graduated from medical school in 1997, 29 years ago.
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