Margaret Stiles, MD
NPI 1669405502 · Family Medicine Physician · Onley, VA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Stiles, MD is a Family Medicine Physician provider in Onley, VA (NPI 1669405502).
Provider details
- NPI number
- 1669405502
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101058094 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
232 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 89 | $3 |
| Hemoglobin A1c Level83036 | 48 | $10 |
| Urinalysis, Manual Test81002 | 39 | $3 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 28 | $16 |
| X-Ray of Chest, 2 Views71046 | 15 | $23 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 13 | $16 |
Typical Medicare-allowed amounts for these services range $3–$23 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 235 | 78 |
| Atorvastatin Calcium | 211 | 77 |
| Losartan Potassium | 145 | 45 |
| Lisinopril | 117 | 40 |
| Metformin Hcl | 111 | 34 |
| Prednisone | 107 | 104 |
| Hydrochlorothiazide | 105 |
Practice location
Mailing address
Additional practice locations (4)
- 4049 Main StChincoteague, VA 23336-2406Phone: (757) 414-0400Fax: (757) 414-0569
- 17068 Lankford HwyEastville, VA 23347Phone: (757) 414-0400Fax: (757) 414-0569
- 5219 Lankford HwyNew Church, VA 23415-3332Phone: (757) 414-0400Fax: (757) 414-0569
- 20306 Badger LnOnancock, VA 23417-1224Phone: (757) 414-0400Fax: (757) 414-0569
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Margaret Stiles's NPI number?
- Margaret Stiles's National Provider Identifier (NPI) is 1669405502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Stiles's specialty?
- Margaret Stiles is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Stiles located?
- Margaret Stiles's practice location on file with NPPES is 25228 Lankford Hwy, Onley, VA 23418.
- What is Margaret Stiles's phone number?
- The practice phone number listed in the NPPES registry for Margaret Stiles is (757) 414-0400.
- Does Margaret Stiles accept Medicare?
- Margaret Stiles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Stiles's NPI active?
- Yes — Margaret Stiles's NPI (1669405502) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.