JOHN D LONG MD
NPI 1386619393
Internal Medicine - Gastroenterology in Williamsburg, VA

Active since February 22, 2006PECOS EnrolledAccepts Medicare Assignment
94.07/100
CMS Quality Rating
457 MCLAWS CIR, WILLIAMSBURG, VA 23185(757) 221-0750(757) 229-5168 Get Directions Write a Review

NPPES record last updated: December 19, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John D Long Md NPPES

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

JOHN D LONG MD (NPI 1386619393) is an individual gastroenterology provider in Williamsburg, Virginia, licensed in Virginia (0101234912) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Riverside Regional Medical Center, and is a graduate of Eastern Virginia Medical School (1989).

NPPES Registry Identity

NPI1386619393
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJOHN D LONGCredential: MD
Location Address457 MCLAWS CIRWilliamsburg, VA 23185-5645
Mailing Address856 J Clyde Morris Blvd, Suite ANewport News, VA 23601-1318 · (757) 594-4006
Fax(757) 229-5168
Sole ProprietorNo
Medical School CMSEastern Virginia Medical SchoolGraduated 1989
Enumeration DateFebruary 22, 2006
Last NPPES UpdateDecember 19, 2014
NPI 1386619393 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 VA · 0101234912
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.
457 MCLAWS CIR, Williamsburg, VA 23185

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

John D Long Md 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 ID143124230
PECOS Enrollment IDI20031120000799
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 12

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.

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.
197 services197 patients
Colorectal cancer screening; colonoscopy on individual at high risk G0105
Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.
104 services103 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
101 services101 patients
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235
This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.
92 services90 patients
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121
Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.
89 services89 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
76 services67 patients

Hospital Affiliations CMS Care Compare 4

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

Riverside Regional Medical Center

Acute Care Hospitals · Newport News, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490052
Location500 J Clyde Morris BlvdNewport News, VA 23601 · Newport News City County
Emergency services Birthing friendly

Clinch Valley Medical Center

Acute Care Hospitals · Richlands, VA
3/5 CMS rating
OwnershipProprietary
CMS Certification Number490060
Location6801 Governor Gc Perry HighwayRichlands, VA 24641 · Tazewell County
Emergency services Birthing friendly

Riverside Walter Reed Hospital

Acute Care Hospitals · Gloucester, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490130
Location7519 Hospital RoadGloucester, VA 23061 · Gloucester County
Emergency services

Riverside Doctors' Hospital Of Williamsburg

Acute Care Hospitals · Williamsburg, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490143
Location1500 Commonwealth AvenueWilliamsburg, VA 23185 · James City County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 23185 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
$129.04 typical visit price
range $56.19 – $170.30
Typical copayment $32.26 (range $14.04 – $42.57)
Most-billed visit code 99204
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.07/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality90.65
Promoting Interoperability95.83
Improvement Activities40

Other Providers at the Same Location NPPES 7

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

Internal Medicine (Gastroenterology)
457 MCLAWS CIR, SUITE 1
WILLIAMSBURG, VA 23185
Speech-Language Pathologist
457 MCLAWS CIR
WILLIAMSBURG, VA 23185
Internal Medicine (Gastroenterology)
457 MCLAWS CIR, SUITE 1
WILLIAMSBURG, VA 23185
Behavior Technician
457 MCLAWS CIR
WILLIAMSBURG, VA 23185
Speech-Language Pathologist
457 MCLAWS CIR
WILLIAMSBURG, VA 23185
Nurse Practitioner (Family)
457 MCLAWS CIR, SUITE 1
WILLIAMSBURG, VA 23185
Nurse Practitioner (Family)
457 MCLAWS CIR, SUITE 1
WILLIAMSBURG, VA 23185

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 John Long's NPI number?

The NPI number for John Long is 1386619393. It was assigned to this individual provider in the NPPES registry on February 22, 2006.

Where is John Long located?

John Long practices at 457 Mclaws Cir, Williamsburg, VA 23185. The listed phone number is (757) 221-0750.

What is John Long's specialty?

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

Is John Long enrolled in Medicare?

Yes. John Long 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.

Is John Long affiliated with any hospitals?

According to CMS data, John Long is affiliated with Riverside Regional Medical Center, Clinch Valley Medical Center, Riverside Walter Reed Hospital and Riverside Doctors' Hospital Of Williamsburg.

When was this NPI record last updated?

The NPPES record for John Long was last updated on December 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.