Mary Anderson, CRNP
NPI 1225418221 · Acute Care Nurse Practitioner · Baltimore, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Anderson, CRNP is a Acute Care Nurse Practitioner provider in Baltimore, MD (NPI 1225418221).
Provider details
- NPI number
- 1225418221
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- R215767 (MD)
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
11 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
397 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 137 | $68 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 110 | $156 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 73 | $100 |
| 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 | 44 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 22 | $110 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 131 | 43 |
| Tacrolimus | 91 | 30 |
| Pantoprazole Sodium | 78 | 28 |
| Prednisone | 64 | 34 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 63 | 23 |
| Atovaquone | 33 | 13 |
| Atorvastatin Calcium | 32 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$147 across 2 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
- 2015-06-04
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is Mary Anderson's NPI number?
- Mary Anderson's National Provider Identifier (NPI) is 1225418221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Anderson's specialty?
- Mary Anderson is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Anderson located?
- Mary Anderson's practice location on file with NPPES is 419 W Redwood St Ste 300, Baltimore, MD 21201-7003.
- What is Mary Anderson's phone number?
- The practice phone number listed in the NPPES registry for Mary Anderson is (667) 214-1734.
- Does Mary Anderson accept Medicare?
- Mary Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Anderson's NPI active?
- Yes — Mary Anderson's NPI (1225418221) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.