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JAMIL OLIVER ALEXIS MD
NPI 1164927968
Internal Medicine - Gastroenterology in Stamford, CT

Active since March 26, 2018PECOS EnrolledAccepts Medicare Assignment
1351 WASHINGTON BLVD FL 4, STAMFORD, CT 06902(203) 276-8490(203) 276-7218 Get Directions Write a Review

NPPES record last updated: September 25, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 25, 2024, Mar 26, 2018 (2 updates tracked since 2018).

About Jamil Oliver Alexis Md NPPES

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

JAMIL OLIVER ALEXIS MD (NPI 1164927968) is an individual gastroenterology provider in Stamford, Connecticut, licensed in Connecticut (75754) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in Wilton, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1164927968
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJAMIL OLIVER ALEXISCredential: MD
Location Address1351 WASHINGTON BLVD FL 4Stamford, CT 06902-2450
Mailing Address1351 Washington Blvd Fl 4Stamford, CT 06902-2450 · (203) 276-8490 · Fax (203) 276-7218
Phone(203) 276-8490
Fax(203) 276-7218
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 26, 2018
Last NPPES UpdateSeptember 25, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 25, 2024
✔ NPI 1164927968 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 CT · 75754
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.
1351 WASHINGTON BLVD FL 4, Stamford, CT 06902
Open in Google Maps ↗

Secondary Practice Location 1

Location 1195 Danbury RdWilton, CT 06897-4075 · Phone (203) 276-8490 · Fax (203) 276-7218

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jamil Oliver Alexis 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 ID2466797675
PECOS Enrollment IDI20240514002276
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Jamil Alexis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Stamford Health Medical Group Inc
2.3 mi
General Practice
ONE OMEGA DRIVE, BUILDING 3, 2ND FLOOR
Stamford, CT 06907
  • Reassigned Medicare billing, Connecticut enrollment
  • 496 clinicians in this Medicare group
NPI 1154633980 (203) 276-7447
Mill Hill Medical Consultants Inc
4.8 mi
Surgical Oncology
77 LAFAYETTE PL, SUITE 302
Greenwich, CT 06830
  • Reassigned Medicare billing, Connecticut enrollment
  • Medicare enrollment name: Northeast Medical Group Inc
  • 1,824 clinicians in this Medicare group
NPI 1245249549 (203) 863-4250

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06902 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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

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

ASHLEY JANE PRASAD
Physician Assistant (Medical)
1351 WASHINGTON BLVD FL 4
STAMFORD, CT 06902
Western Connecticut Planning Region (203) 276-8490

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 Jamil Alexis's NPI number?

The NPI number for Jamil Alexis is 1164927968. It was assigned to this individual provider in the NPPES registry on March 26, 2018.

Where is Jamil Alexis located?

Jamil Alexis practices at 1351 Washington Blvd Fl 4, Stamford, CT 06902. The listed phone number is (203) 276-8490.

What is Jamil Alexis's specialty?

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

Is Jamil Alexis enrolled in Medicare?

Yes. Jamil Alexis 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.

Which organizations bill Medicare for Jamil Alexis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jamil Alexis reassigns Medicare benefits to 2 organizations: Stamford Health Medical Group Inc (Stamford, CT) and Mill Hill Medical Consultants Inc (Greenwich, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jamil Alexis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jamil Alexis accept?

Health plans from Anthem Blue Cross and Blue Shield list Jamil Alexis 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.

When was this NPI record last updated?

The NPPES record for Jamil Alexis was last updated on September 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.