Dr. Spencer Allison Wilson, MD
- Medicare services, 2024
- 664
- Medicare patients, 2024
- 481
- Part D claims, 2024
- 1,160
- Publications
- 2
- MIPS score, 2024
- 70
- Practice address
- 8424 Naab Road, Suite 3g, Indianapolis, IN 46260
- Practice phone
- Call (317) 871-7308
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northside Gastroenterology Endoscopy Center
Surgery Center - Medicare-Certified · Indianapolis, Indiana
Find Dr. Wilson's professional email, personal email and mobile number
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Dr. Spencer Allison Wilson is a gastroenterologist in Indianapolis, Indiana
Dr. Wilson practices at Northside Gastroenterology Endoscopy Center in Indianapolis, Indiana.
Dr. Wilson's NPI, 1679731046, was assigned on June 1, 2008. Dr. Wilson graduated from Indiana University School of Medicine in 2002. Dr. Wilson holds Indiana license 01060883A.
- NPI
- 1679731046NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658422340
- NPI enumeration date
- June 1, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (317) 871-7308
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Spencer Allison Wilson practices at Northside Gastroenterology Endoscopy Center in Indianapolis, Indiana
Dr. Wilson's primary practice is Northside Gastroenterology Endoscopy Center, at 8424 Naab Road, Suite 3g, Indianapolis, IN 46260. The practice phone is (317) 871-7308.
- Northside Gastroenterology Endoscopy Center8424 Naab Road, Suite 3g, Indianapolis, IN 46260Phone(317) 871-7308
Source: Dmand AI Affiliation Data
Dr. Spencer Allison Wilson is affiliated with 6 sites of care and 1 medical group
Dr. Wilson's primary practice is Northside Gastroenterology Endoscopy Center in Indianapolis, Indiana. Dr. Wilson is also affiliated with IU Health Methodist Hospital. The medical group on file is Northside Gastroenterology. Dmand AI also links Dr. Wilson to 4 more hospitals, 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. Spencer Allison Wilson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wilson practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northside Gastroenterology Endoscopy Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Spencer Allison Wilson is one of 333 gastroenterologists in Indiana
Gastroenterology is Dr. Wilson's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Wilson is licensed in Indiana.
Specialties and state licenses
- Gastroenterology, IndianaPrimary
Gastroenterologists near Dr. Wilson
Counts of gastroenterologists 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. Spencer Allison Wilson billed Medicare for 664 services in 2024
CMS data shows 664 Medicare services from Dr. Wilson across 12 procedure codes in 2024, for 481 Medicare patients. Medicare paid $79,048 for them.
Dr. Wilson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 4572024: 4611%
- Office and hospital visits
- 2023: 1372024: 1268%
- Other services
- 2023: 252024: 77208%
Where Dr. Wilson's Medicare services took place, 2024
- In an office12619%
- In a facility53881%
Dr. Wilson compared with the Indiana median for gastroenterologists, 2024
- Dr. Wilson
- Indiana median
- Medicare services
- 664vs 47141% above
- Medicare patients
- 481vs 30956% above
- Part D claims
- 946vs 4222.2 times
Medians across 330 gastroenterologists in Indiana with Dmand AI profiles that report each measure.
Dr. Wilson'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Spencer Allison Wilson treated 481 Medicare patients in 2024, average age 73
CMS counts 481 Medicare patients who saw Dr. Wilson in 2024. The largest group is 65 to 74, with 283 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 4% are also on Medicaid. Their average risk score is 0.97, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wilson's median patient age at 63, with 59% women.
Dr. Wilson's Medicare patients by age, 2024
Dr. Wilson's Medicare patients by sex, 2024
- Women26054%
- Men22146%
Chronic conditions among Dr. Wilson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis41%
- Ischemic heart disease27%
- Diabetes25%
- Anxiety19%
- Mood disorders19%
- Chronic kidney disease18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wilson's 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
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Spencer Allison Wilson wrote 1,160 Medicare Part D claims in 2024
In 2024, Dr. Wilson wrote 1,160 Medicare Part D claims for 392 patients. 81% of them were for generic drugs. CMS names the drug for 946 of them, across 22 drugs with 11 or more claims each, at $190,887 in total drug cost. In 2023, CMS named 928 claims across 27 drugs.
Dr. Wilson's Part D claims by kind of drug, 2024
- Generic935 claims81%
- Brand-name225 claims19%
Dr. Wilson'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. Wilson's Part D claims, 2024
- Opioids2%27 of 1,160 claims
- Antibiotics5%55 of 1,160 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: 9282024: 9462%
Drugs named by CMS: 22 in 2024, 27 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. Spencer Allison Wilson scored 70 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 70 out of 100 for Dr. Wilson for performance year 2024, reported as part of a group. Dr. Wilson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 110 procedures of colonoscopy by Dr. Wilson, more than 82% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Wilson's MIPS scores, performance year 2024
- 70of 100Final score
- 44.1of 100Quality
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Wilson ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 80th percentile121 procedures
- Colonoscopy
- 82nd percentile110 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Spencer Allison Wilson has 2 publications on record
Dmand AI links 2 papers to Dr. Wilson, published from 2013 to 2024. Dr. Wilson's most frequent co-authors are Arthur Ramirez Baluyut, MD, PhD, Laura L. Bellaire, MD and Daryl Foster Daugherty, MD.
Dr. Wilson's most frequent co-authors
- Arthur Ramirez Baluyut, MD, PhD1 shared paper
- Laura L. Bellaire, MD1 shared paper
- Daryl Foster Daugherty, MD1 shared paper
Recent publications by Dr. Wilson
Gastrointest Endosc
See who Dr. Wilson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wilson works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Spencer Allison Wilson received $16,641 in industry payments from 2016 to 2025
CMS Open Payments shows 1,020 general payments to Dr. Wilson from 47 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $5,022.
General payments to Dr. Wilson by program year, 2016 to 2025
General payments to Dr. Wilson by kind, 2016 to 2025
- Food and beverage$16,35998%
- Education$1621%
- Entertainment$1191%
Companies that paid Dr. Wilson 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. Spencer Allison Wilson graduated from Indiana University School of Medicine
Dr. Wilson graduated from Indiana University School of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Spencer Allison Wilson'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Spencer Allison Wilson
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. Spencer Allison Wilson's NPI number?
Dr. Spencer Allison Wilson's NPI number is 1679731046. It was assigned on June 1, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Spencer Allison Wilson?
Dr. Spencer Allison Wilson is a gastroenterologist in Indianapolis, Indiana. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Spencer Allison Wilson practice?
Dr. Wilson practices at 8424 Naab Road, Suite 3g, Indianapolis, IN 46260. Dr. Wilson's primary practice is Northside Gastroenterology Endoscopy Center in Indianapolis, Indiana. Dmand AI also links Dr. Wilson to 4 hospitals.
What is Dr. Spencer Allison Wilson's office phone number?
The practice phone on file for Dr. Wilson is (317) 871-7308.
What is Dr. Spencer Allison Wilson's medical license number?
Dr. Wilson holds Indiana license 01060883A.
Which hospitals is Dr. Spencer Allison Wilson affiliated with?
Dr. Wilson is affiliated with IU Health Methodist Hospital. Dmand AI links Dr. Wilson to 4 more hospitals.
What medical group is Dr. Spencer Allison Wilson part of?
Dr. Wilson is linked to Northside Gastroenterology.
Does Dr. Spencer Allison Wilson accept Medicare?
Yes. CMS data shows Dr. Wilson billed Medicare for 664 services in 2024, and Dr. Wilson accepts Medicare assignment.
What is Dr. Spencer Allison Wilson's MIPS score?
Dr. Wilson's MIPS final score for performance year 2024 is 70 out of 100, reported as part of a group.
How many Medicare patients does Dr. Spencer Allison Wilson see?
CMS counts 481 Medicare patients who saw Dr. Wilson in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
What services does Dr. Spencer Allison Wilson bill to Medicare?
In 2024, Dr. Wilson's most billed Medicare services were surgery: digestive system (45385), surgery: digestive system (43239) and office visit, established patient (99213).
Where did Dr. Spencer Allison Wilson go to medical school?
Dr. Wilson graduated from Indiana University School of Medicine in 2002.
What drugs does Dr. Spencer Allison Wilson prescribe most?
In 2024 Medicare Part D data, Dr. Wilson's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Spencer Allison Wilson received payments from drug or device companies?
CMS Open Payments shows $16,641 in general payments to Dr. Wilson from 47 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Spencer Allison Wilson been practicing?
Dr. Wilson graduated from medical school in 2002, 24 years ago.
Does Dr. Spencer Allison Wilson do research?
Dmand AI links 2 publications to Dr. Wilson, published from 2013 to 2024.
Who does Dr. Spencer Allison Wilson publish with?
Dr. Wilson's most frequent co-authors are Arthur Ramirez Baluyut, MD, PhD (1 shared paper), Laura L. Bellaire, MD (1 shared paper) and Daryl Foster Daugherty, MD (1 shared paper).
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