Elaine Ahillen, M.D.
NPI 1891940219 · Orthopaedic Surgery Physician · Sterling, VA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elaine Ahillen, M.D. is a Orthopaedic Surgery Physician provider in Sterling, VA (NPI 1891940219).
Provider details
- NPI number
- 1891940219
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- BD7904445-ES104 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,106 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 248 | $123 |
| X-Ray of Hand, Minimum of 3 Views73130 | 173 | $36 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 172 | $87 |
| Injection Into Tendon Or Ligament20550 | 115 | $48 |
| X-Ray of Wrist, Minimum of 3 Views73110 | 88 | $40 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$38 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-11-26
- Last updated
- 2015-08-21
Frequently asked questions
- What is Elaine Ahillen's NPI number?
- Elaine Ahillen's National Provider Identifier (NPI) is 1891940219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elaine Ahillen's specialty?
- Elaine Ahillen is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Elaine Ahillen located?
- Elaine Ahillen's practice location on file with NPPES is 21475 Ridgetop Cir, Sterling, VA 20166-6580.
- What is Elaine Ahillen's phone number?
- The practice phone number listed in the NPPES registry for Elaine Ahillen is (703) 444-5000.
- Does Elaine Ahillen accept Medicare?
- Elaine Ahillen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elaine Ahillen's NPI active?
- Yes — Elaine Ahillen's NPI (1891940219) is active in the NPPES registry as of the last update on 2015-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.