Mary Weist, ARNP
NPI 1962608190 · Acute Care Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Weist, ARNP is a Acute Care Nurse Practitioner provider in Chicago, IL (NPI 1962608190).
Provider details
- NPI number
- 1962608190
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- 209-006611 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
599 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 559 | $90 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 40 | $129 |
Typical Medicare-allowed amounts for these services range $90–$129 (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 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 743 | 27 |
| Memantine Hcl | 369 | — |
| Metoprolol Tartrate | 247 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 236 | — |
| Metformin Hcl | 231 | — |
| Lisinopril | 222 | 11 |
| Furosemide | 213 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-25
- Last updated
- 2024-01-23
- Certified
- 2024-01-23
Frequently asked questions
- What is Mary Weist's NPI number?
- Mary Weist's National Provider Identifier (NPI) is 1962608190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Weist's specialty?
- Mary Weist is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Weist located?
- Mary Weist's practice location on file with NPPES is 2233 W Division St, Chicago, IL 60622-8151.
- What is Mary Weist's phone number?
- The practice phone number listed in the NPPES registry for Mary Weist is (773) 486-8820.
- Does Mary Weist accept Medicare?
- Mary Weist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Weist's NPI active?
- Yes — Mary Weist's NPI (1962608190) is active in the NPPES registry as of the last update on 2024-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.