Dr. Thomas C. Ly, MD
- Medicare services, 2024
- 1,162
- Medicare patients, 2024
- 345
- Part D claims, 2024
- 524
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 101 Civic Center Lane, Lake Havasu City, AZ 86403
- Practice phone
- Call (928) 855-8185
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ly'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. Thomas C. Ly is a family medicine physician in Lake Havasu City, Arizona
Dr. Ly practices at Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health.
Dr. Ly's NPI, 1891007787, was assigned on July 8, 2010. Dr. Ly holds Arizona license 45537.
- NPI
- 1891007787NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224204110
- NPI enumeration date
- July 8, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 855-8185
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas C. Ly practices at Havasu Regional Medical Center in Lake Havasu City, Arizona
Dr. Ly's primary practice is Havasu Regional Medical Center, at 101 Civic Center Lane, Lake Havasu City, AZ 86403 in Mohave County. The practice phone is (928) 855-8185.
- Havasu Regional Medical Center101 Civic Center Lane, Lake Havasu City, AZ 86403 · Mohave CountyPhone(928) 855-8185
Source: Dmand AI Affiliation Data
Dr. Thomas C. Ly is affiliated with 3 sites of care and 3 medical groups
Dr. Ly's primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. Dr. Ly is also affiliated with Kingman Regional Medical Center. The medical group on file is Apogee Physicians. Dmand AI also links Dr. Ly to 1 more hospital and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas C. Ly's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ly practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Havasu Regional Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas C. Ly is one of 2,549 family medicine physicians in Arizona
Family medicine is Dr. Ly's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Ly is licensed in Arizona.
Specialties and state licenses
- Family medicine, ArizonaPrimary
Family medicine physicians near Dr. Ly
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. Thomas C. Ly billed Medicare for 1,162 services in 2024
CMS data shows 1,162 Medicare services from Dr. Ly across 11 procedure codes in 2024, for 345 Medicare patients. Medicare paid $89,265 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ly's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9272024: 1,16225%
Dr. Ly compared with the Arizona median for family medicine physicians, 2024
- Dr. Ly
- Arizona median
- Medicare services
- 1,162vs 3303.5 times
- Medicare patients
- 345vs 1482.3 times
- Part D claims
- 328vs 68252% below
Medians across 2,480 family medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Ly'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas C. Ly treated 345 Medicare patients in 2024, average age 77
CMS counts 345 Medicare patients who saw Dr. Ly in 2024. The largest group is 75 to 84, with 147 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ly's median patient age at 73, with 44% women.
Dr. Ly's Medicare patients by age, 2024
Dr. Ly's Medicare patients by sex, 2024
- Women15846%
- Men18754%
Chronic conditions among Dr. Ly's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease55%
- Atrial fibrillation50%
- Heart failure46%
- Chronic kidney disease45%
- Diabetes42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ly's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas C. Ly wrote 524 Medicare Part D claims in 2024
In 2024, Dr. Ly wrote 524 Medicare Part D claims for 229 patients. 90% of them were for generic drugs. CMS names the drug for 328 of them, across 16 drugs with 11 or more claims each, at $9,323 in total drug cost. In 2023, CMS named 207 claims across 13 drugs.
Dr. Ly's Part D claims by kind of drug, 2024
- Generic473 claims90%
- Brand-name51 claims10%
Dr. Ly'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 Dr. Ly's Part D claims, 2024
- Opioids7%36 of 524 claims
- Antibiotics14%71 of 524 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: 2072024: 32858%
Drugs named by CMS: 16 in 2024, 13 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. Thomas C. Ly 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 Dr. Ly for performance year 2024, reported as part of a group. Dr. Ly accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ly's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 88of 100Cost
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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Dr. Thomas C. Ly received $407 in industry payments from 2019 to 2025
CMS Open Payments shows 8 general payments to Dr. Ly from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $244.
General payments to Dr. Ly by program year, 2019 to 2025
Companies that paid Dr. Ly the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas C. Ly'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Thomas C. Ly
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. Thomas C. Ly's NPI number?
Dr. Thomas C. Ly's NPI number is 1891007787. It was assigned on July 8, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas C. Ly?
Dr. Thomas C. Ly is a family medicine physician in Lake Havasu City, Arizona. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Thomas C. Ly practice?
Dr. Ly practices at 101 Civic Center Lane, Lake Havasu City, AZ 86403. Dr. Ly's primary practice is Havasu Regional Medical Center in Lake Havasu City, Arizona, part of Lifepoint Health. Dmand AI also links Dr. Ly to 1 hospital and 2 medical groups.
What is Dr. Thomas C. Ly's office phone number?
The practice phone on file for Dr. Ly is (928) 855-8185.
What is Dr. Thomas C. Ly's medical license number?
Dr. Ly holds Arizona license 45537.
Which hospitals is Dr. Thomas C. Ly affiliated with?
Dr. Ly practices at Havasu Regional Medical Center in Lake Havasu City, Arizona. Dr. Ly is also affiliated with Kingman Regional Medical Center. Dmand AI links Dr. Ly to 1 more hospital.
What medical group is Dr. Thomas C. Ly part of?
Dr. Ly is linked to Apogee Physicians. Dmand AI links Dr. Ly to 2 more medical groups.
Does Dr. Thomas C. Ly accept Medicare?
Yes. CMS data shows Dr. Ly billed Medicare for 1,162 services in 2024, and Dr. Ly accepts Medicare assignment.
What is Dr. Thomas C. Ly's MIPS score?
Dr. Ly's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas C. Ly see?
CMS counts 345 Medicare patients who saw Dr. Ly in 2024, with an average age of 77.
Show 4 more questionsShow fewer questions
What services does Dr. Thomas C. Ly bill to Medicare?
In 2024, Dr. Ly's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
What drugs does Dr. Thomas C. Ly prescribe most?
In 2024 Medicare Part D data, Dr. Ly's most prescribed drugs by claims were Atorvastatin Calcium, Furosemide and Metoprolol Tartrate.
Has Dr. Thomas C. Ly received payments from drug or device companies?
CMS Open Payments shows $407 in general payments to Dr. Ly from 4 companies from 2019 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Thomas C. Ly been practicing?
Dr. Ly graduated from medical school in 2006, 20 years ago.
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