GREGORY DUKES CRNP
NPI 1669986493
Nurse Practitioner in St Michaels, MD

Q: What is Gregory Dukes's NPI number?

The NPI number for Gregory Dukes is 1669986493. It was assigned to this individual provider in the NPPES registry on December 1, 2017.

Q: What is Gregory Dukes's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Dukes was last updated on October 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since December 01, 2017PECOS Enrolled

933 S TALBOT ST STE 4, ST MICHAELS, MD 21663(410) 745-0200(833) 908-2281 Get Directions Write a Review

NPPES record last updated: October 29, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 29, 2020, Aug 24, 2020, Dec 1, 2017 (3 updates tracked since 2017).

On this page

About Gregory Dukes Crnp NPPES

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

GREGORY DUKES CRNP (NPI 1669986493) is an individual nurse practitioner in St Michaels, Maryland, licensed in Maryland (R114544) and active in the NPI registry since December 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669986493

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameGREGORY DUKESCredential: CRNP

Location Address933 S TALBOT ST STE 4St Michaels, MD 21663-2605

Mailing Address933 S Talbot St Ste 4St Michaels, MD 21663-2605 · (410) 745-0200 · Fax (339) 082-2818

Phone(410) 745-0200

Fax(833) 908-2281

Sole ProprietorNo

Enumeration DateDecember 1, 2017

Last NPPES UpdateOctober 29, 20203 updates tracked since enumeration

NPPES CertifiedOctober 29, 2020

✔ NPI 1669986493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MD · R114544

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedRegistered NurseTaxonomy 163W00000X · License R114544 (MD)

933 S TALBOT ST STE 4, St Michaels, MD 21663

Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Dukes Crnp 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.

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.

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21663 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

$89.75 typical visit price

range $57.99 – $175.57

Typical copayment $22.43 (range $14.49 – $43.89)

Most-billed visit code 99203

Established Patient

$102.11 typical visit price

range $18.66 – $143.02

Typical copayment $25.52 (range $4.66 – $35.75)

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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

5 suppliers11 claims22 services$5.38 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

1 supplier11 claims11 services$6.34 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

1 supplier16 claims17 services$19.20 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

4 suppliers11 claims11 services$167.72 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 6

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

MR. DOUGLAS JON HAMSHER PA-C

Physician Assistant (Medical)