Dr. Willard Mahlon West, MD
- Medicare services, 2020
- 916
- Part D claims, 2021
- 1,074
- Industry payments
- $1,846
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 1425 W Baddour Pkwy, Lebanon, TN 37087
- Practice phone
- Call (615) 444-1118
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Willard M West M D
Physician office · Lebanon, Tennessee
Find Dr. West'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. Willard Mahlon West is an internist in Nashville, Tennessee
Dr. West practices at Willard M West M D in Lebanon, Tennessee.
Dr. West's NPI, 1598718330, was assigned on May 19, 2006. Dr. West holds Tennessee license MD9741.
- NPI
- 1598718330NPI Registry (opens in a new tab)
- NPI enumeration date
- May 19, 2006
- NPI status
- Active
- Practice phone
- (615) 444-1118
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Willard Mahlon West practices in Lebanon and Nashville
Dr. West's primary practice is Willard M West M D, at 1425 W Baddour Pkwy, Lebanon, TN 37087. The practice phone is (615) 444-1118. The NPI Registry lists Dr. West's practice address as 4220 Harding Pike, Nashville, TN 37205.
- Willard M West M DPrimary1425 W Baddour Pkwy, Lebanon, TN 37087Phone(615) 444-1118
- NPI Registry address4220 Harding Pike, Nashville, TN 37205 · Davidson CountyPhone(615) 444-1118
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Willard Mahlon West is affiliated with 1 site of care
Dr. West's primary practice is Willard M West M D in Lebanon, Tennessee.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Willard Mahlon West's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. West practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Willard M West M D | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Willard Mahlon West is one of 2,427 internists in Tennessee
Internal medicine is Dr. West's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. West is licensed in Tennessee.
Specialties and state licenses
- Internal medicine, TennesseePrimary
Internists near Dr. West
Counts of internists 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. Willard Mahlon West billed Medicare for 916 services in 2020
CMS data shows 916 Medicare services from Dr. West across 10 procedure codes in 2020. Medicare paid $46,285 for them. Every service was in an office.
Dr. West's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 1,1992020: 63847%
- Tests and treatments
- 2019: 7552020: 11085%
- Surgery
- 2019: 982020: 6930%
- Other services
- 2019: 592020: 4032%
- Drugs given in the office
- 2019: 2952020: 3987%
- Lab and pathology
- 2019: 3262020: 2094%
Dr. West compared with the Tennessee median for internists, 2020
- Dr. West
- Tennessee median
- Medicare services
- 916vs 67137% above
- Part D claims
- 1,074vs 3343.2 times
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. West's most billed Medicare procedure codes, 2020
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. West?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. West and other internists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Willard Mahlon West's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. West's median patient age at 59, with 53% women.
Dr. West's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Willard Mahlon West wrote 1,074 Medicare Part D claims in 2021
In 2021, Dr. West wrote 1,074 Medicare Part D claims. They cover 44 drugs, with $129,686 in total drug cost. In 2020, CMS named 15,096 claims across 206 drugs.
Dr. West's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 15,0962021: 1,07493%
Drugs named by CMS: 44 in 2021, 206 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Willard Mahlon West received $1,846 in industry payments from 2016 to 2020
CMS Open Payments shows 126 general payments to Dr. West from 29 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 88% of the total. Novo Nordisk Inc paid the most, $293.
General payments to Dr. West by program year, 2016 to 2020
General payments to Dr. West by kind, 2016 to 2020
- Food and beverage$1,62888%
- Education$21812%
Companies that paid Dr. West the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Willard Mahlon West'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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) |
| 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. Willard Mahlon West
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. Willard Mahlon West's NPI number?
Dr. Willard Mahlon West's NPI number is 1598718330. It was assigned on May 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Willard Mahlon West?
Dr. Willard Mahlon West is an internist in Nashville, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Willard Mahlon West practice?
Dr. West practices at 1425 W Baddour Pkwy, Lebanon, TN 37087. Dr. West also practices at 4220 Harding Pike, Nashville, TN 37205. Dr. West's primary practice is Willard M West M D in Lebanon, Tennessee.
What is Dr. Willard Mahlon West's office phone number?
The practice phone on file for Dr. West is (615) 444-1118.
What is Dr. Willard Mahlon West's medical license number?
Dr. West holds Tennessee license MD9741.
Does Dr. Willard Mahlon West accept Medicare?
Yes. CMS data shows Dr. West billed Medicare for 916 services in 2020.
What services does Dr. Willard Mahlon West bill to Medicare?
In 2020, Dr. West's most billed Medicare services were office visit, established patient (99214), infusion or chemotherapy administration (96372) and office visit, established patient (99213).
What drugs does Dr. Willard Mahlon West prescribe most?
In 2021 Medicare Part D data, Dr. West's most prescribed drugs by claims were Lisinopril, Pantoprazole Sodium and Levothyroxine Sodium.
Has Dr. Willard Mahlon West received payments from drug or device companies?
CMS Open Payments shows $1,846 in general payments to Dr. West from 29 companies from 2016 to 2020. The largest total came from Novo Nordisk Inc.
How long has Dr. Willard Mahlon West been practicing?
Dr. West's NPI was assigned in 2006.
Selling to internal medicine practices?
See internists in Tennessee by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card