Karla Oliveri, FNP
NPI 1821638388 · Family Nurse Practitioner · Hackensack, NJ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Oliveri, FNP is a Family Nurse Practitioner provider in Hackensack, NJ (NPI 1821638388).
Provider details
- NPI number
- 1821638388
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 26NJ01007200 (NJ)
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
6 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
188 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 | 55 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 42 | $115 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 31 | $154 |
| Hemoglobin A1c Level83036 | 28 | $10 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 19 | $31 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Empagliflozinbrand: Jardiance | 68 | 18 |
| Metformin Hcl | 57 | 25 |
| Atorvastatin Calcium | 52 | 31 |
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle | 40 | 19 |
| Repaglinide | 36 | 11 |
| Semaglutidebrand: Ozempic | 35 | 14 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$806 across 41 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
- 2020-01-13
- Last updated
- 2020-01-13
- Certified
- 2020-01-13
Frequently asked questions
- What is Karla Oliveri's NPI number?
- Karla Oliveri's National Provider Identifier (NPI) is 1821638388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Oliveri's specialty?
- Karla Oliveri is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karla Oliveri located?
- Karla Oliveri's practice location on file with NPPES is 30 Prospect Ave, Hackensack, NJ 07601-1915.
- What is Karla Oliveri's phone number?
- The practice phone number listed in the NPPES registry for Karla Oliveri is (201) 996-2000.
- Does Karla Oliveri accept Medicare?
- Karla Oliveri is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Oliveri's NPI active?
- Yes — Karla Oliveri's NPI (1821638388) is active in the NPPES registry as of the last update on 2020-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.