Jennifer Herlong Santos, ARNP FNP-BC
NPI 1245918358 · Nurse Practitioner · Jacksonville, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Herlong Santos, ARNP FNP-BC is a Nurse Practitioner provider in Jacksonville, FL (NPI 1245918358).
Provider details
- NPI number
- 1245918358
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 11026854 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
2 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
926 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 Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 441 | $41 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 288 | $66 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 126 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 71 | $144 |
Typical Medicare-allowed amounts for these services range $41–$144 (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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$119 across 1 record (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
Additional practice locations (1)
- 300 Saint Elizabeth Way # 270Saint Johns, FL 32259-1152Phone: (904) 384-2240
Registry dates
- Enumerated
- 2023-07-10
- Last updated
- 2023-08-02
- Certified
- 2023-08-02
Frequently asked questions
- What is Jennifer Herlong Santos's NPI number?
- Jennifer Herlong Santos's National Provider Identifier (NPI) is 1245918358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Herlong Santos's specialty?
- Jennifer Herlong Santos is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jennifer Herlong Santos located?
- Jennifer Herlong Santos's practice location on file with NPPES is 915 W Monroe St Ste 200, Jacksonville, FL 32204-1177.
- What is Jennifer Herlong Santos's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Herlong Santos is (904) 384-2240.
- Does Jennifer Herlong Santos accept Medicare?
- Jennifer Herlong Santos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Herlong Santos's NPI active?
- Yes — Jennifer Herlong Santos's NPI (1245918358) is active in the NPPES registry as of the last update on 2023-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.