Maryann Zacharias
NPI 1376262709 · Physician Assistant · Mc Lean, VA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryann Zacharias is a Physician Assistant provider in Mc Lean, VA (NPI 1376262709).
Provider details
- NPI number
- 1376262709
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
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
3 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
937 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 | 540 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 369 | $85 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 28 | $71 |
Typical Medicare-allowed amounts for these services range $71–$119 (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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 312 | 146 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 230 | 63 |
| Tramadol Hcl | 202 | 71 |
| Pregabalin | 198 | 98 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 191 | 57 |
| Oxycodone Hcl | 124 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$168 across 7 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
- 2022-08-29
- Last updated
- 2022-08-29
- Certified
- 2022-08-25
Frequently asked questions
- What is Maryann Zacharias's NPI number?
- Maryann Zacharias's National Provider Identifier (NPI) is 1376262709, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryann Zacharias's specialty?
- Maryann Zacharias is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maryann Zacharias located?
- Maryann Zacharias's practice location on file with NPPES is 1760 Old Meadow Rd Ste 500, Mc Lean, VA 22102-4306.
- What is Maryann Zacharias's phone number?
- The practice phone number listed in the NPPES registry for Maryann Zacharias is (703) 277-2663.
- Does Maryann Zacharias accept Medicare?
- Maryann Zacharias is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryann Zacharias's NPI active?
- Yes — Maryann Zacharias's NPI (1376262709) is active in the NPPES registry as of the last update on 2022-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.