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DR. MARGARET M STILES MD
NPI 1669405502
Family Medicine in Onley, VA

Active since July 07, 2006PECOS EnrolledAccepts Medicare Assignment
25228 LANKFORD HWY, ONLEY, VA 23418(757) 414-0400(757) 414-0569 Get Directions Write a Review

NPPES record last updated: March 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 9, 2026, Nov 6, 2020, Oct 29, 2020 (3 updates tracked since 2020).

About Dr. Margaret M Stiles Md NPPES

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

DR. MARGARET M STILES MD (NPI 1669405502) is an individual family medicine provider in Onley, Virginia, licensed in Virginia (0101058094) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Riverside Shore Memorial Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1669405502
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MARGARET M STILESCredential: MD
Location Address25228 LANKFORD HWYOnley, VA 23418
Mailing Address20280 Market StOnancock, VA 23417-1331 · (757) 414-0400 · Fax (757) 414-0179
Phone(757) 414-0400
Fax(757) 414-0569
Sole ProprietorNo
Medical School CMSEastern Virginia Medical SchoolGraduated 2000
Enumeration DateJuly 7, 2006
Last NPPES UpdateMarch 9, 20263 updates tracked since enumeration
NPPES CertifiedMarch 9, 2026
✔ NPI 1669405502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in VA · 0101058094
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
25228 LANKFORD HWY, Onley, VA 23418
Open in Google Maps ↗

Secondary Practice Locations 4

Location 15219 Lankford HwyNew Church, VA 23415-3332 · Phone (757) 414-0400 · Fax (757) 414-0569
Location 220306 Badger LnOnancock, VA 23417-1224 · Phone (757) 414-0400 · Fax (757) 414-0569
Location 34049 Main StChincoteague, VA 23336-2406 · Phone (757) 414-0400 · Fax (757) 414-0569
Location 417068 Lankford HwyEastville, VA 23347 · Phone (757) 414-0400 · Fax (757) 414-0569

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

Dr. Margaret M Stiles 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 ID3375692429
PECOS Enrollment IDI20090519000607
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 6

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.

Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
89 services76 patients
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.
48 services44 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
39 services36 patients
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880
A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.
28 services28 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
15 services15 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

Riverside Shore Memorial Hospital

Acute Care Hospitals · Onancock, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490037
Location20480 Market StreetOnancock, VA 23417 · Accomack County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 23418 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
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.

Reported Quality Measures

Adult Sinusitis: Computerized Tomography (CT) for Acute Sinusitis (Overuse)
Percentage of patients aged 18 years and older with a diagnosis of acute sinusitis who had a computerized tomography (CT) scan of the paranasal sinuses ordered at the time of diagnosis or received within 28 days after date of diagnosis
Lower rates are better for this measure.
0%80 patients
Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
56%624 patients3/55-star benchmark: 92%
Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
86%555 patients4/55-star benchmark: 100%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
52%917 patients3/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
37%303 patients2/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%5,112 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
97%9,479 patients4/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
36%117 patients2/55-star benchmark: 88%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%1,167 patients5/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
59%2,097 patients3/55-star benchmark: 97%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
41%1,213 patients2/55-star benchmark: 88%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
84%2,097 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
37%2,097 patients2/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
36%2,097 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 3

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier11 claims11 services$19.35 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier11 claims11 services$108.50 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
1 supplier11 claims11 services$185.29 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 3

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

LAKEILA TACHELLE POWELL PA
Physician Assistant
25228 LANKFORD HWY
ONLEY, VA 23418
Accomack County (757) 787-1465
BRENDAN BUTLER NP
Nurse Practitioner (Acute Care)
25228 LANKFORD HWY
ONLEY, VA 23418
Accomack County (757) 787-1465
MARY LOUISE KUHN APRN
Nurse Practitioner (Family)
25228 LANKFORD HWY
ONLEY, VA 23418
Accomack County (757) 787-1465

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 Margaret Stiles's NPI number?

The NPI number for Margaret Stiles is 1669405502. It was assigned to this individual provider in the NPPES registry on July 7, 2006.

Where is Margaret Stiles located?

Margaret Stiles practices at 25228 Lankford Hwy, Onley, VA 23418. The listed phone number is (757) 414-0400.

What is Margaret Stiles's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Margaret Stiles enrolled in Medicare?

Yes. Margaret Stiles 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 Margaret Stiles affiliated with any hospitals?

According to CMS data, Margaret Stiles is affiliated with Riverside Shore Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Margaret Stiles was last updated on March 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.