Dr. Ronan J. Lasso II, MD
- Medicare services, 2022
- 188
- Part D claims, 2024
- 492
- Industry payments
- $112
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 9155 Poplar Ave, Germantown, TN 38138
- Practice phone
- Call (866) 364-8944
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sanitas Medical Center
Germantown, Tennessee
Find Dr. Lasso'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. Ronan J. Lasso II is a general practice physician in Germantown, Tennessee
Dr. Lasso practices at Sanitas Medical Center in Germantown, Tennessee.
Dr. Lasso's NPI, 1528379526, was assigned on June 24, 2010. Dr. Lasso graduated from Un of California, Irvine, College of Medicine in 2007. Dr. Lasso holds California license A118360.
- NPI
- 1528379526NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234569641
- NPI enumeration date
- June 24, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (866) 364-8944
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronan J. Lasso II practices at Sanitas Medical Center in Germantown, Tennessee
Dr. Lasso's primary practice is Sanitas Medical Center, at 9155 Poplar Ave, Germantown, TN 38138 in Shelby County. The practice phone is (866) 364-8944.
- Sanitas Medical Center9155 Poplar Ave, Germantown, TN 38138 · Shelby CountyPhone(866) 364-8944
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ronan J. Lasso II is affiliated with 2 sites of care and 2 medical groups
Dr. Lasso's primary practice is Sanitas Medical Center in Germantown, Tennessee. The medical group on file is Sanitas Medical Center. Dmand AI also links Dr. Lasso to 1 more community health center and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ronan J. Lasso II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lasso practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sanitas Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronan J. Lasso II is one of 109 general practice physicians in Tennessee
General practice is Dr. Lasso's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Lasso is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Lasso
Counts of general practice 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. Ronan J. Lasso II billed Medicare for 188 services in 2022
CMS data shows 188 Medicare services from Dr. Lasso across 4 procedure codes in 2022. Medicare paid $1,340 for them. Every service was in an office.
Dr. Lasso's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Lab and pathology
- 2021: 1332022: 1341%
- Other services
- 2021: 1012022: 5447%
- Office and hospital visits
- 2021: 112022: 0100%
Dr. Lasso compared with the Tennessee median for general practice physicians, 2022
- Dr. Lasso
- Tennessee median
- Medicare services
- 188vs 28734% below
- Part D claims
- 204vs 15730% above
Medians across 105 general practice physicians in Tennessee with Dmand AI profiles that report each measure.
Dr. Lasso's most billed Medicare procedure codes, 2022
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. Lasso and other general practice physicians in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronan J. Lasso II's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts Dr. Lasso's median patient age at 46, with 64% women.
Dr. Lasso's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women64%
- Men36%
Source: Dmand AI Patient Panel Data
Dr. Ronan J. Lasso II wrote 492 Medicare Part D claims in 2024
In 2024, Dr. Lasso wrote 492 Medicare Part D claims for 91 patients. 84% of them were for generic drugs. CMS names the drug for 204 of them, across 10 drugs with 11 or more claims each, at $4,667 in total drug cost. In 2023, CMS named 432 claims across 20 drugs.
Dr. Lasso's Part D claims by kind of drug, 2024
- Generic415 claims84%
- Brand-name and other77 claims16%
Dr. Lasso'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. Lasso's Part D claims, 2024
- Antibiotics3%15 of 492 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: 4322024: 20453%
Drugs named by CMS: 10 in 2024, 20 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
How Dr. Ronan J. Lasso II takes part in Medicare
Dr. Lasso accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ronan J. Lasso II received $112 in industry payments from 2020 to 2025
CMS Open Payments shows 5 general payments to Dr. Lasso from 4 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 76% of the total. Novo Nordisk Inc paid the most, $50.
General payments to Dr. Lasso by program year, 2020 to 2025
General payments to Dr. Lasso by kind, 2020 to 2025
- Food and beverage$8576%
- Debt forgiveness$2724%
Companies that paid Dr. Lasso the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronan J. Lasso II graduated from Un of California, Irvine, College of Medicine
Dr. Lasso graduated from Un of California, Irvine, College of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronan J. Lasso II'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 | 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. Ronan J. Lasso II
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. Ronan J. Lasso II's NPI number?
Dr. Ronan J. Lasso II's NPI number is 1528379526. It was assigned on June 24, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronan J. Lasso II?
Dr. Ronan J. Lasso II is a general practice physician in Germantown, Tennessee. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Ronan J. Lasso II practice?
Dr. Lasso practices at 9155 Poplar Ave, Germantown, TN 38138. Dr. Lasso's primary practice is Sanitas Medical Center in Germantown, Tennessee. Dmand AI also links Dr. Lasso to 1 community health center and 1 medical group.
What is Dr. Ronan J. Lasso II's office phone number?
The practice phone on file for Dr. Lasso is (866) 364-8944.
What is Dr. Ronan J. Lasso II's medical license number?
Dr. Lasso holds California license A118360.
What medical group is Dr. Ronan J. Lasso II part of?
Dr. Lasso is linked to Sanitas Medical Center. Dmand AI links Dr. Lasso to 1 more medical group.
Does Dr. Ronan J. Lasso II accept Medicare?
Yes. CMS data shows Dr. Lasso billed Medicare for 188 services in 2022, and Dr. Lasso accepts Medicare assignment.
What services does Dr. Ronan J. Lasso II bill to Medicare?
In 2022, Dr. Lasso's most billed Medicare services were lab and pathology test (81002), medicare service (G0396) and lab and pathology test (82962).
Where did Dr. Ronan J. Lasso II go to medical school?
Dr. Lasso graduated from Un of California, Irvine, College of Medicine in 2007.
What drugs does Dr. Ronan J. Lasso II prescribe most?
In 2024 Medicare Part D data, Dr. Lasso's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. Ronan J. Lasso II received payments from drug or device companies?
CMS Open Payments shows $112 in general payments to Dr. Lasso from 4 companies from 2020 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Ronan J. Lasso II been practicing?
Dr. Lasso graduated from medical school in 2007, 19 years ago.
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