Dr. Roger D. Smalligan, MD, MPH
- Medicare services, 2024
- 146
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 61
- Publications
- 18
- Hospital affiliations
- 1
- Practice address
- 101 Sivley Rd, Huntsville, AL 35801
- Practice phone
- Call (256) 265-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Smalligan'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. Roger D. Smalligan is an internist in Huntsville, Alabama
Dr. Smalligan practices at Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL.
Dr. Smalligan's NPI, 1972591782, was assigned on October 6, 2005. Dr. Smalligan graduated from Johns Hopkins University School of Medicine in 1987. Dr. Smalligan holds Alabama license MD.35626.
- NPI
- 1972591782NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052399490
- NPI enumeration date
- October 6, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (256) 265-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roger D. Smalligan practices at Huntsville Hospital in Huntsville, Alabama
Dr. Smalligan's primary practice is Huntsville Hospital, at 101 Sivley Rd, Huntsville, AL 35801 in Madison County. The practice phone is (256) 265-1000.
- Huntsville Hospital101 Sivley Rd, Huntsville, AL 35801 · Madison CountyPhone(256) 265-1000
Source: Dmand AI Affiliation Data
Dr. Roger D. Smalligan is affiliated with 3 sites of care and 1 medical group
Dr. Smalligan's primary practice is Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL. The medical group on file is UAB Medicine Huntsville. Dmand AI also links Dr. Smalligan to 1 more group practice or clinic and 1 hospice, 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. Roger D. Smalligan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Smalligan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntsville Hospital | Available with a free account |
| +2 more affiliated sites | 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 City of Huntsville, AL and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Roger D. Smalligan is one of 1,685 internists in Alabama
Internal medicine is Dr. Smalligan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Smalligan's licenses on file in 3 states: Alabama, Tennessee and Texas.
Specialties and state licenses
- Internal medicine, AlabamaPrimary
- Pediatrics, Tennessee
- Texas license
Internists near Dr. Smalligan
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. Roger D. Smalligan billed Medicare for 146 services in 2024
CMS data shows 146 Medicare services from Dr. Smalligan across 4 procedure codes in 2024, for 74 Medicare patients. Medicare paid $11,484 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Smalligan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1532024: 1465%
Dr. Smalligan compared with the Alabama median for internists, 2024
- Dr. Smalligan
- Alabama median
- Medicare services
- 146vs 66478% below
- Medicare patients
- 74vs 20364% below
- Part D claims
- 13vs 50097% below
Medians across 1,610 internists in Alabama with Dmand AI profiles that report each measure.
Dr. Smalligan'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. Smalligan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Smalligan and other internists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roger D. Smalligan treated 74 Medicare patients in 2024, average age 77
CMS counts 74 Medicare patients who saw Dr. Smalligan in 2024. The largest group is 75 to 84, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 3.25, 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. Smalligan's median patient age at 68, with 54% women.
Dr. Smalligan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Smalligan's Medicare patients by sex, 2024
- Women3345%
- Men4155%
Chronic conditions among Dr. Smalligan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease59%
- Chronic kidney disease57%
- Diabetes49%
- Atrial fibrillation46%
- Heart failure43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Smalligan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roger D. Smalligan wrote 61 Medicare Part D claims in 2024
In 2024, Dr. Smalligan wrote 61 Medicare Part D claims for 30 patients. 93% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $202 in total drug cost. In 2022, CMS named 11 claims across 1 drug.
Dr. Smalligan's Part D claims by kind of drug, 2024
- Generic57 claims93%
- Brand-name and other4 claims7%
Dr. Smalligan'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. Smalligan's Part D claims, 2024
- Antibiotics30%18 of 61 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 112024: 1318%
Drugs named by CMS: 1 in 2024, 1 in 2022.
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. Roger D. Smalligan takes part in Medicare
Dr. Smalligan 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)
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. Roger D. Smalligan has 18 publications on record
Dmand AI links 18 papers to Dr. Smalligan, published from 2011 to 2018. 2015 was the busiest year, with 5. Dr. Smalligan has published most often in Hosp Pract (1995). Dr. Smalligan's most frequent co-authors are Faisal Abdulah Khasawneh, MD, Mashrafi Ahmed, MD and Ahmad Hassan Ali, MD.
Dr. Smalligan's papers by year, 2011 to 2018
Dr. Smalligan's most frequent co-authors
- Faisal Abdulah Khasawneh, MD7 shared papers
- Mashrafi Ahmed, MD2 shared papers
- Ahmad Hassan Ali, MD2 shared papers
Recent publications by Dr. Smalligan
J Investig Med High Impact Case Rep
Hosp Pract (1995)
See who Dr. Smalligan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Smalligan works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Roger D. Smalligan received $25 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Smalligan from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $13.
General payments to Dr. Smalligan by program year, 2016 to 2018
Companies that paid Dr. Smalligan 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. Roger D. Smalligan graduated from Johns Hopkins University School of Medicine
Dr. Smalligan graduated from Johns Hopkins University School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Roger D. Smalligan'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Roger D. Smalligan
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. Roger D. Smalligan's NPI number?
Dr. Roger D. Smalligan's NPI number is 1972591782. It was assigned on October 6, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Roger D. Smalligan?
Dr. Roger D. Smalligan is an internist in Huntsville, Alabama. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Roger D. Smalligan practice?
Dr. Smalligan practices at 101 Sivley Rd, Huntsville, AL 35801. Dr. Smalligan's primary practice is Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL. Dmand AI also links Dr. Smalligan to 1 group practice or clinic and 1 hospice.
What is Dr. Roger D. Smalligan's office phone number?
The practice phone on file for Dr. Smalligan is (256) 265-1000.
What is Dr. Roger D. Smalligan's medical license number?
Dr. Smalligan holds Alabama license MD.35626, one of the licenses on file in 3 states.
Which states has Dr. Roger D. Smalligan been licensed in?
Dmand AI has state licenses on file for Dr. Smalligan in Alabama, Tennessee and Texas.
Which hospitals is Dr. Roger D. Smalligan affiliated with?
Dr. Smalligan practices at Huntsville Hospital in Huntsville, Alabama.
What medical group is Dr. Roger D. Smalligan part of?
Dr. Smalligan is linked to UAB Medicine Huntsville.
Does Dr. Roger D. Smalligan accept Medicare?
Yes. CMS data shows Dr. Smalligan billed Medicare for 146 services in 2024, and Dr. Smalligan accepts Medicare assignment.
How many Medicare patients does Dr. Roger D. Smalligan see?
CMS counts 74 Medicare patients who saw Dr. Smalligan in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
What services does Dr. Roger D. Smalligan bill to Medicare?
In 2024, Dr. Smalligan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99238).
Where did Dr. Roger D. Smalligan go to medical school?
Dr. Smalligan graduated from Johns Hopkins University School of Medicine in 1987.
What drugs does Dr. Roger D. Smalligan prescribe most?
In 2024 Medicare Part D data, Dr. Smalligan's most prescribed drugs by claims were Nitrofurantoin.
Has Dr. Roger D. Smalligan received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Smalligan from 2 companies from 2016 to 2018. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Roger D. Smalligan been practicing?
Dr. Smalligan graduated from medical school in 1987, 39 years ago.
Does Dr. Roger D. Smalligan do research?
Dmand AI links 18 publications to Dr. Smalligan, published from 2011 to 2018.
Who does Dr. Roger D. Smalligan publish with?
Dr. Smalligan's most frequent co-authors are Faisal Abdulah Khasawneh, MD (7 shared papers), Mashrafi Ahmed, MD (2 shared papers) and Ahmad Hassan Ali, MD (2 shared papers).
Selling to internal medicine practices?
See internists in Alabama 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