Elizabeth Callan, PA
NPI 1366604894 · Physician Assistant · Ypsilanti, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Callan, PA is a Physician Assistant provider in Ypsilanti, MI (NPI 1366604894).
Provider details
- NPI number
- 1366604894
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 5601005201 (MI)
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
18 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
77 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $69 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 28 | $101 |
Typical Medicare-allowed amounts for these services range $69–$101 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 81 | 49 |
| Sucralfate | 25 | 15 |
| Gabapentin | 20 | 19 |
| Nystatin | 19 | 11 |
| Topiramate | 17 | — |
| Semaglutidebrand: Ozempic | 16 | — |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$256 across 16 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
- 2008-06-26
- Last updated
- 2026-06-03
- Certified
- 2026-06-03
Frequently asked questions
- What is Elizabeth Callan's NPI number?
- Elizabeth Callan's National Provider Identifier (NPI) is 1366604894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Callan's specialty?
- Elizabeth Callan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Callan located?
- Elizabeth Callan's practice location on file with NPPES is 135 S Prospect St, Ypsilanti, MI 48198-7914.
- What is Elizabeth Callan's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Callan is (734) 547-4900.
- Does Elizabeth Callan accept Medicare?
- Elizabeth Callan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Callan's NPI active?
- Yes — Elizabeth Callan's NPI (1366604894) is active in the NPPES registry as of the last update on 2026-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.