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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ALEXANDRIA DYER
NPI 1346883758
Obstetrics & Gynecology in Stony Brook, NY

Active since October 18, 2019PECOS Enrolled
101 COUNTY RD 97, STONY BROOK, NY 11794(631) 444-3987 Get Directions Write a Review

NPPES record last updated: August 24, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 24, 2026, May 11, 2025, Apr 15, 2022 and 1 more (4 updates tracked since 2019).

About Alexandria Dyer NPPES

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

ALEXANDRIA DYER (NPI 1346883758) is an individual obstetrics & gynecology provider in Stony Brook, New York, licensed in New York (344376) and active in the NPI registry since October 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346883758
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameALEXANDRIA DYER
Location Address101 COUNTY RD 97Stony Brook, NY 11794-0001
Mailing Address101 Nicolls RdStony Brook, NY 11794-0001
Phone(631) 444-3987
Sole ProprietorNo
Enumeration DateOctober 18, 2019
Last NPPES UpdateAugust 24, 20264 updates tracked since enumeration
NPPES CertifiedAugust 24, 2026
✔ NPI 1346883758 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in NY · 344376
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
101 COUNTY RD 97, Stony Brook, NY 11794
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexandria Dyer 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11794 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
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
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 16

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

TASIYAH ESSOP MD
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
MARK ABDURAKHMANOV
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
ROSH BHARTHI
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
ROBERT BHATIA DO
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
MALLORY KENDAL NARGI
Registered Nurse (Maternal Newborn)
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
YOUSIF WAJEEH SALEH
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333
MR. DAVID LI
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (917) 752-9843
ANIRUDH MURTHY
Student in an Organized Health Care Education/Training Program
101 COUNTY RD 97
STONY BROOK, NY 11794
Suffolk County (631) 689-8333

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 Alexandria Dyer's NPI number?

The NPI number for Alexandria Dyer is 1346883758. It was assigned to this individual provider in the NPPES registry on October 18, 2019.

Where is Alexandria Dyer located?

Alexandria Dyer practices at 101 County Rd 97, Stony Brook, NY 11794. The listed phone number is (631) 444-3987.

What is Alexandria Dyer's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Alexandria Dyer enrolled in Medicare?

Yes. Alexandria Dyer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexandria Dyer was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days 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.