DR. ALVA DILLON JR. M.D.
NPI 1699775171
Internal Medicine - Gastroenterology in Ocean Springs, MS

Active since July 27, 2005PECOS EnrolledAccepts Medicare Assignment
3890 BIENVILLE BLVD, OCEAN SPRINGS, MS 39564(228) 872-6291(228) 872-7627 Get Directions Write a Review

NPPES record last updated: January 27, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Alva Dillon Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALVA DILLON JR. M.D. (NPI 1699775171) is an individual gastroenterology provider in Ocean Springs, Mississippi, licensed in Mississippi (07522) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Merit Health Biloxi, and is a graduate of Other (1974).

NPPES Registry Identity

NPI1699775171
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. ALVA DILLON JR.Credential: M.D.
Location Address3890 BIENVILLE BLVDOcean Springs, MS 39564-5803
Mailing Address3890 Bienville BlvdOcean Springs, MS 39564-5803 · (228) 872-6291 · Fax (228) 872-7627
Fax(228) 872-7627
Sole ProprietorNo
Medical School CMSOtherGraduated 1974
Enumeration DateJuly 27, 2005
Last NPPES UpdateJanuary 27, 2014
NPI 1699775171 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in MS · 07522
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
3890 BIENVILLE BLVD, Ocean Springs, MS 39564

Other Identifiers 3

Medicaid00121451MS
Medicare PIN110001710MS
Medicare UPINB64747MS

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Alva Dillon Jr. M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163311440
PECOS Enrollment IDI20040313000766
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
208 services135 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
83 services79 patients
Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248
This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.
42 services39 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
38 services38 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
36 services36 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
33 services33 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Merit Health Biloxi

Acute Care Hospitals · Biloxi, MS
2/5 CMS rating
OwnershipProprietary
CMS Certification Number250007
Location150 Reynoir StreetBiloxi, MS 39530 · Harrison County
Emergency services Birthing friendly

Memorial Hospital At Gulfport

Acute Care Hospitals · Gulfport, MS
2/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number250019
Location4500 13th StreetGulfport, MS 39502 · Harrison County
Emergency services Birthing friendly

Singing River Health System

Acute Care Hospitals · Pascagoula, MS
2/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number250040
Location2809 Denny AvenuePascagoula, MS 39581 · Jackson County
Emergency services Birthing friendly

Singing River Gulfport

Acute Care Hospitals · Gulfport, MS
1/5 CMS rating
OwnershipProprietary
CMS Certification Number250123
Location15200 Community RoadGulfport, MS 39503 · Harrison County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39564 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$120.41 typical visit price
range $51.65 – $159.18
Typical copayment $30.10 (range $12.91 – $39.79)
Most-billed visit code 99204
Established Patient
$92.20 typical visit price
range $16.15 – $129.61
Typical copayment $23.05 (range $4.03 – $32.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Dietitian, Registered
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Radiologic Technologist (Computed Tomography)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Nurse Practitioner (Acute Care)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Specialist
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Radiology (Diagnostic Radiology)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alva Dillon's NPI number?

The NPI number for Alva Dillon is 1699775171. It was assigned to this individual provider in the NPPES registry on July 27, 2005.

Where is Alva Dillon located?

Alva Dillon practices at 3890 Bienville Blvd, Ocean Springs, MS 39564. The listed phone number is (228) 872-6291.

What is Alva Dillon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Alva Dillon enrolled in Medicare?

Yes. Alva Dillon is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Alva Dillon accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 4 other insurers list Alva Dillon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alva Dillon affiliated with any hospitals?

According to CMS data, Alva Dillon is affiliated with Merit Health Biloxi, Memorial Hospital At Gulfport, Singing River Health System and Singing River Gulfport.

When was this NPI record last updated?

The NPPES record for Alva Dillon was last updated on January 27, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.