Krista Zajac, APRN, CNP
NPI 1831669365 · Nurse Practitioner · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Krista Zajac, APRN, CNP is a Nurse Practitioner provider in Arlington Heights, IL (NPI 1831669365).
Provider details
- NPI number
- 1831669365
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 041.397282 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
7 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
221 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 143 | $85 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 50 | $58 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 28 | $119 |
Typical Medicare-allowed amounts for these services range $58–$119 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 154 | 66 |
| Metoprolol Succinate | 113 | 72 |
| Atorvastatin Calcium | 77 | 54 |
| Metoprolol Tartrate | 66 | 36 |
| Carvedilol | 63 | 33 |
| Losartan Potassium | 58 | 34 |
| Clopidogrel Bisulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$44 across 2 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
Additional practice locations (1)
- 2088 Ogden Ave Ste 160Aurora, IL 60504-4383Phone: (630) 851-6440Fax: (630) 851-7001
Registry dates
- Enumerated
- 2018-11-27
- Last updated
- 2024-04-12
- Certified
- 2024-04-12
Frequently asked questions
- What is Krista Zajac's NPI number?
- Krista Zajac's National Provider Identifier (NPI) is 1831669365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Krista Zajac's specialty?
- Krista Zajac is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Krista Zajac located?
- Krista Zajac's practice location on file with NPPES is 800 W Central Rd, Arlington Heights, IL 60005-2349.
- What is Krista Zajac's phone number?
- The practice phone number listed in the NPPES registry for Krista Zajac is (847) 618-5450.
- Does Krista Zajac accept Medicare?
- Krista Zajac is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Krista Zajac's NPI active?
- Yes — Krista Zajac's NPI (1831669365) is active in the NPPES registry as of the last update on 2024-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.