Heather Mambretti, PA-C
NPI 1417243726 · Physician Assistant · League City, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Mambretti, PA-C is a Physician Assistant provider in League City, TX (NPI 1417243726).
Provider details
- NPI number
- 1417243726
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA07324 (TX)
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
15 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
590 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 | 254 | $111 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 200 | $62 |
| 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 | 84 | $14 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 36 | $159 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 16 | $95 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 145 | 55 |
| Hydroxychloroquine Sulfate | 108 | 52 |
| Methotrexate Sodiumbrand: Methotrexate | 89 | 41 |
| Leflunomide | 65 | 24 |
| Denosumabbrand: Prolia | 51 | 34 |
| Allopurinol | 34 | — |
| Romosozumab-Aqqgbrand: Evenity (2 Syringes) | 30 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$51,379 across 229 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
- 2011-06-24
- Last updated
- 2022-07-19
- Certified
- 2022-06-16
Frequently asked questions
- What is Heather Mambretti's NPI number?
- Heather Mambretti's National Provider Identifier (NPI) is 1417243726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Mambretti's specialty?
- Heather Mambretti is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heather Mambretti located?
- Heather Mambretti's practice location on file with NPPES is 3725 E League City Pkwy, League City, TX 77573-7373.
- What is Heather Mambretti's phone number?
- The practice phone number listed in the NPPES registry for Heather Mambretti is (281) 957-9127.
- Does Heather Mambretti accept Medicare?
- Heather Mambretti is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Mambretti's NPI active?
- Yes — Heather Mambretti's NPI (1417243726) is active in the NPPES registry as of the last update on 2022-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.