Jennifer Massaro, APRN
NPI 1194335018 · Family Nurse Practitioner · Knoxville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Massaro, APRN is a Family Nurse Practitioner provider in Knoxville, TN (NPI 1194335018).
Provider details
- NPI number
- 1194335018
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 27935 (TN)
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
5 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
375 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 | 170 | $61 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 151 | $93 |
| Telehealth Consultation, Critical Care, Subsequent, Physicians Typically Spend 50 Minutes Communicating With the Patient and Providers Via TelehealthG0509 | 29 | $148 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 14 | $89 |
| Telehealth Consultation, Critical Care, Initial , Physicians Typically Spend 60 Minutes Communicating With the Patient and Providers Via TelehealthG0508 | 11 | $161 |
Typical Medicare-allowed amounts for these services range $61–$161 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$218 across 7 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
- 2020-08-05
- Last updated
- 2024-01-03
- Certified
- 2024-01-03
Frequently asked questions
- What is Jennifer Massaro's NPI number?
- Jennifer Massaro's National Provider Identifier (NPI) is 1194335018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Massaro's specialty?
- Jennifer Massaro is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jennifer Massaro located?
- Jennifer Massaro's practice location on file with NPPES is 1900 N Winston Rd Ste 501, Knoxville, TN 37919-3605.
- What is Jennifer Massaro's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Massaro is (865) 909-0090.
- Does Jennifer Massaro accept Medicare?
- Jennifer Massaro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Massaro's NPI active?
- Yes — Jennifer Massaro's NPI (1194335018) is active in the NPPES registry as of the last update on 2024-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.