Elizabeth O'Brien, NP
NPI 1689641573 · Nurse Practitioner · Concord, NC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth O'Brien, NP is a Nurse Practitioner provider in Concord, NC (NPI 1689641573).
Provider details
- NPI number
- 1689641573
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 900354 (NC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
372 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 | 230 | $105 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 97 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $74 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 16 | $8 |
Typical Medicare-allowed amounts for these services range $8–$105 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 450 | 140 |
| Hydroxychloroquine Sulfate | 295 | 103 |
| Prednisone | 175 | 73 |
| Leflunomide | 136 | 50 |
| Allopurinol | 124 | 37 |
| Adalimumabbrand: Humira(cf) Pen | 111 | 15 |
| Folic Acid | 77 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$115 across 3 records (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
- 2006-03-01
- Last updated
- 2022-04-08
- Certified
- 2022-04-08
Frequently asked questions
- What is Elizabeth O'Brien's NPI number?
- Elizabeth O'Brien's National Provider Identifier (NPI) is 1689641573, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth O'Brien's specialty?
- Elizabeth O'Brien is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth O'Brien located?
- Elizabeth O'Brien's practice location on file with NPPES is 200 Medical Park Dr, Concord, NC 28025-0937.
- What is Elizabeth O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth O'Brien is (704) 403-1308.
- Does Elizabeth O'Brien accept Medicare?
- Elizabeth O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth O'Brien's NPI active?
- Yes — Elizabeth O'Brien's NPI (1689641573) is active in the NPPES registry as of the last update on 2022-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.