npidexNPI registry + Medicare data

OLIVIA CALLAHAN, PA-C

Physician Assistant · ALCOA, TN

Individual Active NPI 1134602352

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024237648$76,132$42,459$30,712
2023257904$106,093$59,884$47,074
20223331,267$126,835$76,451$59,503

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more235$98$59
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more75$70$43
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit63$100$100
G0008Administration of influenza virus vaccine24$30$30
90662Influenza vaccine split virus, preservative free23$81$81
96372Injection of drug or substance under skin or into muscle22$11$8

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Physician Assistant363A00000X✓3699TN

Medicare participation

Enrolled in Medicare

CMS lists this provider as eligible to order and refer under Medicare. They billed Medicare Part B in 2024.

Enrolment status from public CMS files — not a guarantee of coverage for any particular patient or plan. We hold no commercial-insurance network data; confirm with the provider and your insurer before an appointment.

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
No

Other Physician Assistant providers in Tennessee

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.