Dr. Derek Weldon Holland, MD
- Medicare services, 2024
- 71,866
- Medicare patients, 2024
- 680
- Part D claims, 2024
- 2,840
- MIPS score, 2024
- 93
- Hospital affiliations
- 3
- Practice address
- 393 Wallace Rd, Nashville, TN 37211
- Practice phone
- Call (615) 329-0570
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Tennessee Oncology
Nashville, Tennessee
Find Dr. Holland'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. Derek Weldon Holland is a hematologist and oncologist in Nashville, Tennessee
Dr. Holland practices at Tennessee Oncology in Nashville, Tennessee.
Dr. Holland's NPI, 1487603817, was assigned on May 10, 2006. Dr. Holland graduated from Vanderbilt University School of Medicine in 2007. Dr. Holland holds Tennessee license MD0000038695.
- NPI
- 1487603817NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183715337
- NPI enumeration date
- May 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (615) 329-0570
- 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. Derek Weldon Holland practices at Tennessee Oncology in Nashville, Tennessee
Dr. Holland's primary practice is Tennessee Oncology, at 393 Wallace Rd, Nashville, TN 37211 in Davidson County. The practice phone is (615) 329-0570.
- Tennessee Oncology393 Wallace Rd, Nashville, TN 37211 · Davidson CountyPhone(615) 329-0570
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Derek Weldon Holland is affiliated with 8 sites of care and 2 medical groups
Dr. Holland's primary practice is Tennessee Oncology in Nashville, Tennessee. Dr. Holland is also affiliated with Erlanger Baroness Hospital. The medical group on file is Tennessee Oncology. Dmand AI also links Dr. Holland to 2 more hospitals, 2 group practices and clinics, 2 home health agencies and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Derek Weldon Holland's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holland practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tennessee Oncology | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Derek Weldon Holland is one of 271 hematologists and oncologists in Tennessee
Hematology and oncology is Dr. Holland's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Holland is licensed in Tennessee.
Specialties and state licenses
- Hematology and oncology, TennesseePrimary
Hematologists and oncologists near Dr. Holland
Counts of hematologists and oncologists 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. Derek Weldon Holland billed Medicare for 71,866 services in 2024
CMS data shows 71,866 Medicare services from Dr. Holland across 66 procedure codes in 2024, for 680 Medicare patients. Medicare paid $1,669,444 for them.
Dr. Holland's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 132,3792024: 57,74756%
- Lab and pathology
- 2023: 7,9122024: 7,8291%
- Surgery
- 2023: 1,8792024: 1,8591%
- Office and hospital visits
- 2023: 2,0402024: 1,83610%
- Tests and treatments
- 2023: 2,0862024: 1,73617%
- Other services
- 2023: 2692024: 859219%
Where Dr. Holland's Medicare services took place, 2024
- In an office71,535100%
- In a facility3310%
Dr. Holland compared with the Tennessee median for hematologists and oncologists, 2024
- Dr. Holland
- Tennessee median
- Medicare services
- 71,866vs 81887.9 times
- Medicare patients
- 680vs 2872.4 times
- Part D claims
- 2,334vs 5084.6 times
Medians across 259 hematologists and oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Holland'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.
Need commercial claims for Dr. Holland?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holland and other hematologists and oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Derek Weldon Holland treated 680 Medicare patients in 2024, average age 75
CMS counts 680 Medicare patients who saw Dr. Holland in 2024. The largest group is 75 to 84, with 283 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.97, 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. Holland's median patient age at 69, with 58% women.
Dr. Holland's Medicare patients by age, 2024
Dr. Holland's Medicare patients by sex, 2024
- Women38356%
- Men29744%
Chronic conditions among Dr. Holland's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Cancer48%
- Chronic kidney disease39%
- Diabetes39%
- Ischemic heart disease39%
- Anxiety31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holland's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Derek Weldon Holland wrote 2,840 Medicare Part D claims in 2024
In 2024, Dr. Holland wrote 2,840 Medicare Part D claims for 402 patients. 74% of them were for generic drugs. CMS names the drug for 2,334 of them, across 66 drugs with 11 or more claims each, at $5,411,237 in total drug cost. In 2023, CMS named 2,172 claims across 61 drugs.
Dr. Holland's Part D claims by kind of drug, 2024
- Generic2,104 claims74%
- Brand-name and other736 claims26%
Dr. Holland'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. Holland's Part D claims, 2024
- Opioids10%281 of 2,840 claims
- Antibiotics2%64 of 2,840 claims
- Antipsychotics, patients 65 and over1%24 of 2,840 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: 2,1722024: 2,3347%
Drugs named by CMS: 66 in 2024, 61 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. Derek Weldon Holland scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Holland for performance year 2024, reported as part of a group. Dr. Holland accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Holland as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Holland's MIPS scores, performance year 2024
- 93of 100Final score
- 89of 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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Dr. Derek Weldon Holland received $4,660 in industry payments from 2016 to 2025
CMS Open Payments shows 223 general payments to Dr. Holland from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Bristol-Myers Squibb Company paid the most, $522.
General payments to Dr. Holland by program year, 2016 to 2025
General payments to Dr. Holland by kind, 2016 to 2025
- Food and beverage$4,47596%
- Education$1854%
Companies that paid Dr. Holland the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Derek Weldon Holland graduated from Vanderbilt University School of Medicine
Dr. Holland graduated from Vanderbilt University School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Derek Weldon Holland'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 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) |
| 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. Derek Weldon Holland
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. Derek Weldon Holland's NPI number?
Dr. Derek Weldon Holland's NPI number is 1487603817. It was assigned on May 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Derek Weldon Holland?
Dr. Derek Weldon Holland is a hematologist and oncologist in Nashville, Tennessee. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Derek Weldon Holland practice?
Dr. Holland practices at 393 Wallace Rd, Nashville, TN 37211. Dr. Holland's primary practice is Tennessee Oncology in Nashville, Tennessee. Dmand AI also links Dr. Holland to 2 hospitals, 2 group practices and clinics, 2 home health agencies and 1 medical group.
What is Dr. Derek Weldon Holland's office phone number?
The practice phone on file for Dr. Holland is (615) 329-0570.
What is Dr. Derek Weldon Holland's medical license number?
Dr. Holland holds Tennessee license MD0000038695.
Which hospitals is Dr. Derek Weldon Holland affiliated with?
Dr. Holland is affiliated with Erlanger Baroness Hospital. Dmand AI links Dr. Holland to 2 more hospitals.
What medical group is Dr. Derek Weldon Holland part of?
Dr. Holland is linked to Tennessee Oncology. Dmand AI links Dr. Holland to 1 more medical group.
Does Dr. Derek Weldon Holland accept Medicare?
Yes. CMS data shows Dr. Holland billed Medicare for 71,866 services in 2024, and Dr. Holland accepts Medicare assignment.
Does Dr. Derek Weldon Holland offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Holland as offering telehealth services.
What is Dr. Derek Weldon Holland's MIPS score?
Dr. Holland's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Derek Weldon Holland see?
CMS counts 680 Medicare patients who saw Dr. Holland in 2024, with an average age of 75.
What services does Dr. Derek Weldon Holland bill to Medicare?
In 2024, Dr. Holland's most billed Medicare services were injected or infused drug (J9144), injected or infused drug (J1439) and injected or infused drug (J9271).
Where did Dr. Derek Weldon Holland go to medical school?
Dr. Holland graduated from Vanderbilt University School of Medicine in 2007.
What drugs does Dr. Derek Weldon Holland prescribe most?
In 2024 Medicare Part D data, Dr. Holland's most prescribed drugs by claims were Ondansetron ODT, Acyclovir and Dexamethasone.
Has Dr. Derek Weldon Holland received payments from drug or device companies?
CMS Open Payments shows $4,660 in general payments to Dr. Holland from 41 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. Derek Weldon Holland been practicing?
Dr. Holland graduated from medical school in 2007, 19 years ago.
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