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DR. GEORGE WILLIAM JOWSEY MBBS, MRES
NPI 1760078687
Internal Medicine - Infectious Disease in Mount Vernon, NY

Active since December 15, 2020PECOS Enrolled
540 GRAMATAN AVE, MOUNT VERNON, NY 10552(914) 787-3100 Get Directions Write a Review

NPPES record last updated: June 25, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 26, 2024, Feb 7, 2024, Dec 15, 2020 (3 updates tracked since 2020).

About Dr. George William Jowsey Mbbs, Mres NPPES

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

DR. GEORGE WILLIAM JOWSEY MBBS, MRES (NPI 1760078687) is an individual infectious disease provider in Mount Vernon, New York, licensed in New York (343917) and active in the NPI registry since December 2020. He is enrolled in Medicare PECOS and maintains a secondary practice location in Washington.

NPPES Registry Identity

NPI1760078687
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. GEORGE WILLIAM JOWSEYCredential: MBBS, MRES
Location Address540 GRAMATAN AVEMount Vernon, NY 10552-2104
Mailing Address2649 Strang Blvd Ste 304Yorktown Heights, NY 10598-2938
Phone(914) 787-3100
Sole ProprietorNo
Enumeration DateDecember 15, 2020
Last NPPES UpdateJune 25, 20263 updates tracked since enumeration
NPPES CertifiedJune 25, 2026
✔ NPI 1760078687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in NY · 343917
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
540 GRAMATAN AVE, Mount Vernon, NY 10552
Open in Google Maps ↗

Secondary Practice Location 1

Location 12150 Pennsylvania Ave NWWashington, DC 20037-3201 · Phone (202) 741-3000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. George William Jowsey Mbbs, Mres is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show George Jowsey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lawrence Medical Associates, PC
1.1 mi
Emergency Medicine
55 PALMER AVENUE, DEPARTMENT OF EMERGENCY MEDICINE
Bronxville, NY 10708
  • Reassigned Medicare billing, New York enrollment
  • 531 clinicians in this Medicare group
NPI 1497260806 (914) 787-1000

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 2

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 moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
75 services75 patients
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.
22 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10552 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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 4

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

IFESINACHI NNAJI MD
Family Medicine
540 GRAMATAN AVE
MOUNT VERNON, NY 10552
Westchester County (914) 668-5944
YOLIMA SALAZAR M.D.
Internal Medicine (Infectious Disease)
540 GRAMATAN AVE
MOUNT VERNON, NY 10552
Westchester County (914) 668-5944
JOSHUA HARTMAN
Internal Medicine (Gastroenterology)
540 GRAMATAN AVE
MOUNT VERNON, NY 10552
Westchester County (914) 668-5944
SHARI-ANN SAVOY M.D.
Family Medicine
540 GRAMATAN AVE
MOUNT VERNON, NY 10552
Westchester County (914) 668-5499

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 George Jowsey's NPI number?

The NPI number for George Jowsey is 1760078687. It was assigned to this individual provider in the NPPES registry on December 15, 2020.

Where is George Jowsey located?

George Jowsey practices at 540 Gramatan Ave, Mount Vernon, NY 10552. The listed phone number is (914) 787-3100.

What is George Jowsey's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is George Jowsey enrolled in Medicare?

Yes. George Jowsey is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for George Jowsey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Jowsey reassigns Medicare benefits to Lawrence Medical Associates, PC (Bronxville, NY). The 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 George Jowsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for George Jowsey was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.