Maria Lawless
NPI 1508834375 · Internal Medicine Physician · Vincennes, IN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Lawless is a Internal Medicine Physician provider in Vincennes, IN (NPI 1508834375).
Provider details
- NPI number
- 1508834375
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 01045505A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
514 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 258 | $157 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 113 | $73 |
| Critical Care, First 30-74 Minutes99291 | 103 | $192 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 28 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 12 | $108 |
Typical Medicare-allowed amounts for these services range $73–$192 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levothyroxine Sodium | 33 |
| Amlodipine Besylate | 14 |
| Donepezil Hcl | 14 |
| Furosemide | 14 |
| Levetiracetam | 14 |
| Metformin Hclbrand: Metformin Hcl Er | 14 |
| Rosuvastatin Calcium | 14 |
| Simvastatin | 14 |
| Carvedilol | 13 |
| Hydrochlorothiazide | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 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
- 2006-03-09
- Last updated
- 2020-10-24
- Certified
- 2020-10-24
Frequently asked questions
- What is Maria Lawless's NPI number?
- Maria Lawless's National Provider Identifier (NPI) is 1508834375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Lawless's specialty?
- Maria Lawless is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Lawless located?
- Maria Lawless's practice location on file with NPPES is 429 S 6th St, Vincennes, IN 47591-1022.
- What is Maria Lawless's phone number?
- The practice phone number listed in the NPPES registry for Maria Lawless is (812) 885-8497.
- Does Maria Lawless accept Medicare?
- Maria Lawless is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Lawless's NPI active?
- Yes — Maria Lawless's NPI (1508834375) is active in the NPPES registry as of the last update on 2020-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.