Rachel Ziemski, PA
NPI 1417328600 · Physician Assistant · Baltimore, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Ziemski, PA is a Physician Assistant provider in Baltimore, MD (NPI 1417328600).
Provider details
- NPI number
- 1417328600
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- C0005928 (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 tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
218 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 41 | $85 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 40 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 24 | $120 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 17 | $9 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Ionized)80047 | 16 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 |
Practice location
Mailing address
Additional practice locations (1)
- 2051 West StAnnapolis, MD 21401-3006Phone: (443) 603-0758
Registry dates
- Enumerated
- 2015-10-13
- Last updated
- 2023-05-16
- Certified
- 2023-05-16
Frequently asked questions
- What is Rachel Ziemski's NPI number?
- Rachel Ziemski's National Provider Identifier (NPI) is 1417328600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Ziemski's specialty?
- Rachel Ziemski is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Rachel Ziemski located?
- Rachel Ziemski's practice location on file with NPPES is 201 E University Pkwy, Baltimore, MD 21218-2829.
- What is Rachel Ziemski's phone number?
- The practice phone number listed in the NPPES registry for Rachel Ziemski is (410) 554-2000.
- Does Rachel Ziemski accept Medicare?
- Rachel Ziemski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Ziemski's NPI active?
- Yes — Rachel Ziemski's NPI (1417328600) is active in the NPPES registry as of the last update on 2023-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.