Dr. Alva Dillon Jr., MD
- Medicare services, 2024
- 464
- Medicare patients, 2024
- 261
- Part D claims, 2024
- 2,022
- MIPS score, 2024
- 77
- Hospital affiliations
- 4
- Practice address
- 90 Industrial Park Cir, Ocean Springs, MS 39564
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Memorial Surgery Center- Ocean Springs - HOPD
Acute Care Hospital outpatient department · Ocean Springs, Mississippi
Find Dr. Dillon's professional email, personal email and mobile number
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Dr. Alva Dillon Jr. is a gastroenterologist in Ocean Springs, Mississippi
Dr. Dillon practices at Memorial Surgery Center- Ocean Springs - HOPD in Ocean Springs, Mississippi.
Dr. Dillon's NPI, 1699775171, was assigned on July 27, 2005. Dr. Dillon holds Mississippi license 07522.
- NPI
- 1699775171NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163311440
- NPI enumeration date
- July 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alva Dillon Jr. practices at Memorial Surgery Center- Ocean Springs - HOPD in Ocean Springs, Mississippi
Dr. Dillon's primary practice is Memorial Surgery Center- Ocean Springs - HOPD, at 90 Industrial Park Cir, Ocean Springs, MS 39564.
- Memorial Surgery Center- Ocean Springs - HOPD90 Industrial Park Cir, Ocean Springs, MS 39564
Source: Dmand AI Affiliation Data
Dr. Alva Dillon Jr. is affiliated with 7 sites of care and 3 medical groups
Dr. Dillon's primary practice is Memorial Surgery Center- Ocean Springs - HOPD in Ocean Springs, Mississippi. Dr. Dillon is also affiliated with Singing River Gulfport. The medical group on file is Memorial Hospital at Gulfport. Dmand AI also links Dr. Dillon to 3 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Alva Dillon Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dillon practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Surgery Center- Ocean Springs - HOPD | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alva Dillon Jr. is one of 104 gastroenterologists in Mississippi
Gastroenterology is Dr. Dillon's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Dillon is licensed in Mississippi.
Specialties and state licenses
- Gastroenterology, MississippiPrimary
Gastroenterologists near Dr. Dillon
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. Alva Dillon Jr. billed Medicare for 464 services in 2024
CMS data shows 464 Medicare services from Dr. Dillon across 8 procedure codes in 2024, for 261 Medicare patients. Medicare paid $41,213 for them.
Dr. Dillon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3612024: 24432%
- Surgery
- 2023: 2572024: 19624%
- Lab and pathology
- 2023: 02024: 13
- Other services
- 2023: 152024: 1127%
Where Dr. Dillon's Medicare services took place, 2024
- In an office25755%
- In a facility20745%
Dr. Dillon compared with the Mississippi median for gastroenterologists, 2024
- Dr. Dillon
- Mississippi median
- Medicare services
- 464vs 1,15460% below
- Medicare patients
- 261vs 56254% below
- Part D claims
- 1,854vs 1,00485% above
Medians across 102 gastroenterologists in Mississippi with Dmand AI profiles that report each measure.
Dr. Dillon'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. Alva Dillon Jr. treated 261 Medicare patients in 2024, average age 72
CMS counts 261 Medicare patients who saw Dr. Dillon in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dillon's median patient age at 64, with 62% women.
Dr. Dillon's Medicare patients by age, 2024
Dr. Dillon's Medicare patients by sex, 2024
- Women16463%
- Men9737%
Chronic conditions among Dr. Dillon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes34%
- Ischemic heart disease33%
- Anxiety32%
- Mood disorders32%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dillon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alva Dillon Jr. wrote 2,022 Medicare Part D claims in 2024
In 2024, Dr. Dillon wrote 2,022 Medicare Part D claims for 438 patients. 84% of them were for generic drugs. CMS names the drug for 1,854 of them, across 31 drugs with 11 or more claims each, at $336,199 in total drug cost. In 2023, CMS named 1,994 claims across 27 drugs.
Dr. Dillon's Part D claims by kind of drug, 2024
- Generic1,698 claims84%
- Brand-name324 claims16%
Dr. Dillon'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. Dillon's Part D claims, 2024
- Antibiotics3%52 of 2,022 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: 1,9942024: 1,8547%
Drugs named by CMS: 31 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. Alva Dillon Jr. scored 77 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Dr. Dillon for performance year 2024, reported as part of a group. Dr. Dillon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 277 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Dillon, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Dillon's MIPS scores, performance year 2024
- 77of 100Final score
- 47.4of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Dillon ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 94th percentile277 procedures
- Colonoscopy
- 93rd percentile199 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. Alva Dillon Jr. received $5,927 in industry payments from 2016 to 2025
CMS Open Payments shows 361 general payments to Dr. Dillon from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,837.
General payments to Dr. Dillon by program year, 2016 to 2025
General payments to Dr. Dillon by kind, 2016 to 2025
- Food and beverage$5,902100%
- Education$240%
Companies that paid Dr. Dillon the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alva Dillon Jr.'s profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Alva Dillon Jr.
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What is Dr. Alva Dillon Jr.'s NPI number?
Dr. Alva Dillon Jr.'s NPI number is 1699775171. It was assigned on July 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Alva Dillon Jr.?
Dr. Alva Dillon Jr. is a gastroenterologist in Ocean Springs, Mississippi. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Alva Dillon Jr. practice?
Dr. Dillon practices at 90 Industrial Park Cir, Ocean Springs, MS 39564. Dr. Dillon's primary practice is Memorial Surgery Center- Ocean Springs - HOPD in Ocean Springs, Mississippi. Dmand AI also links Dr. Dillon to 3 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Alva Dillon Jr.'s medical license number?
Dr. Dillon holds Mississippi license 07522.
Which hospitals is Dr. Alva Dillon Jr. affiliated with?
Dr. Dillon is affiliated with Singing River Gulfport. Dmand AI links Dr. Dillon to 3 more hospitals.
What medical group is Dr. Alva Dillon Jr. part of?
Dr. Dillon is linked to Memorial Hospital at Gulfport. Dmand AI links Dr. Dillon to 2 more medical groups.
Does Dr. Alva Dillon Jr. accept Medicare?
Yes. CMS data shows Dr. Dillon billed Medicare for 464 services in 2024, and Dr. Dillon accepts Medicare assignment.
What is Dr. Alva Dillon Jr.'s MIPS score?
Dr. Dillon's MIPS final score for performance year 2024 is 77 out of 100, reported as part of a group.
How many Medicare patients does Dr. Alva Dillon Jr. see?
CMS counts 261 Medicare patients who saw Dr. Dillon in 2024, with an average age of 72.
What services does Dr. Alva Dillon Jr. bill to Medicare?
In 2024, Dr. Dillon's most billed Medicare services were office visit, established patient (99214), surgery: digestive system (43239) and surgery: digestive system (43248).
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What drugs does Dr. Alva Dillon Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Dillon's most prescribed drugs by claims were Omeprazole, Famotidine and Sucralfate.
Has Dr. Alva Dillon Jr. received payments from drug or device companies?
CMS Open Payments shows $5,927 in general payments to Dr. Dillon from 34 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Alva Dillon Jr. been practicing?
Dr. Dillon graduated from medical school in 1974, 52 years ago.
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