Dr. Allen K. Sills Jr., MD
- Medicare services, 2019
- 19
- Medicare patients, 2024
- 17
- Part D claims, 2018
- 15
- Publications
- 93
- Clinical trials
- 1
- Practice address
- 2009 Mallory Lane, Suite 100, Franklin, TN 37067
- Practice phone
- Call (615) 468-2772
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Vanderbilt Surgery Center Cool Springs
Surgery Center - Medicare-Certified · Franklin, Tennessee
Find Dr. Sills' 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. Allen K. Sills Jr. is a neurosurgeon in Franklin, Tennessee
Dr. Sills practices at Vanderbilt Surgery Center Cool Springs in Franklin, Tennessee.
Dr. Sills' NPI, 1225028012, was assigned on October 24, 2005. Dr. Sills graduated from Johns Hopkins University School of Medicine in 1990. Dr. Sills holds Tennessee license MD29608.
- NPI
- 1225028012NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365504131
- NPI enumeration date
- October 24, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 468-2772
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allen K. Sills Jr. practices at Vanderbilt Surgery Center Cool Springs in Franklin, Tennessee
Dr. Sills' primary practice is Vanderbilt Surgery Center Cool Springs, at 2009 Mallory Lane, Suite 100, Franklin, TN 37067. The practice phone is (615) 468-2772.
- Vanderbilt Surgery Center Cool Springs2009 Mallory Lane, Suite 100, Franklin, TN 37067Phone(615) 468-2772
Source: Dmand AI Affiliation Data
Dr. Allen K. Sills Jr. is affiliated with 3 sites of care and 1 medical group
Dr. Sills' primary practice is Vanderbilt Surgery Center Cool Springs in Franklin, Tennessee. Dr. Sills is also affiliated with Vanderbilt University Medical Center. The medical group on file is Vanderbilt University Medical Center. Dmand AI also links Dr. Sills to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Allen K. Sills Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sills practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vanderbilt Surgery Center Cool Springs | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Allen K. Sills Jr. is one of 162 neurosurgeons in Tennessee
Neurological surgery is Dr. Sills' primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Sills is licensed in Tennessee.
Specialties and state licenses
- Neurological surgery, TennesseePrimary
Neurosurgeons near Dr. Sills
Counts of neurosurgeons 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. Allen K. Sills Jr. billed Medicare for 19 services in 2019
CMS data shows 19 Medicare services from Dr. Sills across 1 procedure code in 2019, all of them office visits, for 17 Medicare patients. Medicare paid $1,010 for them. Every service was in an office.
Dr. Sills' Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 352019: 1946%
Dr. Sills compared with the Tennessee median for neurosurgeons, 2019
- Dr. Sills
- Tennessee median
- Medicare services
- 19vs 36295% below
- Medicare patients
- 17vs 21092% below
- Part D claims
- 15vs 5874% below
Medians across 146 neurosurgeons in Tennessee with Dmand AI profiles that report each measure.
Dr. Sills' most billed Medicare procedure codes, 2019
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. Sills?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sills and other neurosurgeons in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allen K. Sills Jr. treated 17 Medicare patients in 2024, average age 70
CMS counts 17 Medicare patients who saw Dr. Sills in 2024. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 1.62, 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. Sills' median patient age at 63, with 51% women.
Chronic conditions among Dr. Sills' Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sills' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women51%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Allen K. Sills Jr. wrote 15 Medicare Part D claims in 2018
In 2018, Dr. Sills wrote 15 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $408 in total drug cost. In 2017, CMS named 43 claims across 2 drugs.
Dr. Sills' most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 432018: 1565%
Drugs named by CMS: 1 in 2018, 2 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Allen K. Sills Jr. takes part in Medicare
Dr. Sills 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. Allen K. Sills Jr. has 93 publications on record
Dmand AI links 93 papers to Dr. Sills, published from 2012 to 2025. 2017 was the busiest year, with 6. The most frequent topics are Brain Concussion, Athletic Injuries and Football. Dr. Sills has published most often in Br J Sports Med. Dr. Sills' most frequent co-authors are Scott Lawrence Zuckerman, MD, Richard G. Ellenbogen and Margot Putukian, MD.
Dr. Sills' papers by year, 2016 to 2025
Topics Dr. Sills writes about most
- Brain Concussion
- Athletic Injuries
- Football
- Neuropsychological Tests
- Athletes
- Sports Medicine
- Return to Sport
- Sports
Dr. Sills' most frequent co-authors
- Scott Lawrence Zuckerman, MD15 shared papers
- Richard G. Ellenbogen13 shared papers
- Margot Putukian, MD8 shared papers
Recent publications by Dr. Sills
See who Dr. Sills researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sills works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Allen K. Sills Jr. has worked on 1 clinical trial
Dmand AI links Dr. Sills to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Central Nervous System Neoplasms and Nervous System Neoplasms.
Conditions in Dr. Sills' trials
- Central Nervous System Neoplasms
- Nervous System Neoplasms
Investigators on the most trials with Dr. Sills
- David Cory Adamson, MD, MPH, PhD1 shared trial
- Chetan Bettegowda, MD, PhD1 shared trial
- Stephen M. Bloomfield, MD1 shared trial
Recent clinical trials with Dr. Sills
Vigilant ObservatIon of GlIadeL WAfer ImplaNT Registry (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Allen K. Sills Jr. received $126 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Sills from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 77% of the total. Medtronic USA, Inc. paid the most, $97.
General payments to Dr. Sills by program year, 2016 to 2018
General payments to Dr. Sills by kind, 2016 to 2018
- Food and beverage$9777%
- Education$3023%
Companies that paid Dr. Sills the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Allen K. Sills Jr. graduated from Johns Hopkins University School of Medicine
Dr. Sills graduated from Johns Hopkins University School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Allen K. Sills Jr.'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Allen K. Sills Jr.
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. Allen K. Sills Jr.'s NPI number?
Dr. Allen K. Sills Jr.'s NPI number is 1225028012. It was assigned on October 24, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Allen K. Sills Jr.?
Dr. Allen K. Sills Jr. is a neurosurgeon in Franklin, Tennessee. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Allen K. Sills Jr. practice?
Dr. Sills practices at 2009 Mallory Lane, Suite 100, Franklin, TN 37067. Dr. Sills' primary practice is Vanderbilt Surgery Center Cool Springs in Franklin, Tennessee. Dmand AI also links Dr. Sills to 1 group practice or clinic.
What is Dr. Allen K. Sills Jr.'s office phone number?
The practice phone on file for Dr. Sills is (615) 468-2772.
What is Dr. Allen K. Sills Jr.'s medical license number?
Dr. Sills holds Tennessee license MD29608.
Which hospitals is Dr. Allen K. Sills Jr. affiliated with?
Dr. Sills is affiliated with Vanderbilt University Medical Center.
What medical group is Dr. Allen K. Sills Jr. part of?
Dr. Sills is linked to Vanderbilt University Medical Center.
Does Dr. Allen K. Sills Jr. accept Medicare?
Yes. CMS data shows Dr. Sills billed Medicare for 19 services in 2019, and Dr. Sills accepts Medicare assignment.
How many Medicare patients does Dr. Allen K. Sills Jr. see?
CMS counts 17 Medicare patients who saw Dr. Sills in 2024, with an average age of 70.
What services does Dr. Allen K. Sills Jr. bill to Medicare?
In 2019, Dr. Sills' most billed Medicare services were office visit, established patient (99213).
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Where did Dr. Allen K. Sills Jr. go to medical school?
Dr. Sills graduated from Johns Hopkins University School of Medicine in 1990.
What drugs does Dr. Allen K. Sills Jr. prescribe most?
In 2018 Medicare Part D data, Dr. Sills' most prescribed drugs by claims were Celecoxib.
Has Dr. Allen K. Sills Jr. received payments from drug or device companies?
CMS Open Payments shows $126 in general payments to Dr. Sills from 2 companies from 2016 to 2018. The largest total came from Medtronic USA, Inc.
How long has Dr. Allen K. Sills Jr. been practicing?
Dr. Sills graduated from medical school in 1990, 36 years ago.
Does Dr. Allen K. Sills Jr. do research?
Dmand AI links 93 publications to Dr. Sills, published from 2012 to 2025. Dr. Sills has worked on 1 clinical trial.
Who does Dr. Allen K. Sills Jr. publish with?
Dr. Sills' most frequent co-authors are Scott Lawrence Zuckerman, MD (15 shared papers), Richard G. Ellenbogen (13 shared papers) and Margot Putukian, MD (8 shared papers).
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