Krystal Zarefa Al-Haj, FNP-BC
- Medicare patients, 2024
- 422
- Part D claims, 2024
- 844
- Hospital affiliations
- 1
- Industry payments
- $96
- Medical groups
- 2
- Practice address
- 1 Ingalls Drive, Harvey, IL 60426
- Practice phone
- Call (708) 333-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Krystal Al-Haj's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Krystal Zarefa Al-Haj is a nurse practitioner in Harvey, Illinois
Krystal Al-Haj practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago.
Krystal Al-Haj's NPI, 1750027793, was assigned on May 11, 2022. Krystal Al-Haj holds Illinois license 209.024661.
- NPI
- 1750027793NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406235662
- NPI enumeration date
- May 11, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 333-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Krystal Zarefa Al-Haj practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois
Krystal Al-Haj's primary practice is UChicago Medicine Ingalls Memorial Hospital, at 1 Ingalls Drive, Harvey, IL 60426 in Cook County. The practice phone is (708) 333-2300.
- UChicago Medicine Ingalls Memorial Hospital1 Ingalls Drive, Harvey, IL 60426 · Cook CountyPhone(708) 333-2300
Source: Dmand AI Affiliation Data
Krystal Zarefa Al-Haj is affiliated with 1 site of care and 2 medical groups
Krystal Al-Haj's primary practice is UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago. The medical group on file is Ingalls Urgent Aid. Dmand AI also links Krystal Al-Haj to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Krystal Zarefa Al-Haj's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Krystal Al-Haj practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UChicago Medicine Ingalls Memorial Hospital | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Krystal Zarefa Al-Haj is one of 4,254 nurse practitioners in Illinois
Nurse practitioner is Krystal Al-Haj's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Krystal Al-Haj is licensed in Illinois.
Specialties and state licenses
- Nurse practitioner, IllinoisPrimary
Nurse practitioners near Krystal Al-Haj
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Krystal Zarefa Al-Haj treated 422 Medicare patients in 2024, average age 78
CMS counts 422 Medicare patients who saw Krystal Al-Haj in 2024. The largest group is 75 to 84, with 188 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.93, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Krystal Al-Haj's median patient age at 45, with 63% women.
Krystal Al-Haj's Medicare patients by age, 2024
Krystal Al-Haj's Medicare patients by sex, 2024
- Women21551%
- Men20749%
Chronic conditions among Krystal Al-Haj's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease63%
- Atrial fibrillation54%
- Heart failure54%
- Chronic kidney disease46%
- Diabetes42%
Share of Medicare patients with each condition. A patient can have several.
Krystal Al-Haj's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Krystal Zarefa Al-Haj wrote 844 Medicare Part D claims in 2024
In 2024, Krystal Al-Haj wrote 844 Medicare Part D claims for 253 patients. 89% of them were for generic drugs.
Krystal Al-Haj's Part D claims by kind of drug, 2024
- Generic754 claims89%
- Brand-name90 claims11%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Krystal Zarefa Al-Haj takes part in Medicare
Krystal Al-Haj accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Krystal Zarefa Al-Haj received $96 in industry payments in 2025
CMS Open Payments shows 1 general payment to Krystal Al-Haj from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Fisher & Paykel Healthcare Inc paid the most, $96.
Companies that paid Krystal Al-Haj the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Krystal Zarefa Al-Haj's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Krystal Zarefa Al-Haj
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Krystal Zarefa Al-Haj's NPI number?
Krystal Zarefa Al-Haj's NPI number is 1750027793. It was assigned on May 11, 2022, and it is active in the NPI Registry.
What does Krystal Zarefa Al-Haj specialize in?
Krystal Zarefa Al-Haj is a nurse practitioner in Harvey, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Krystal Zarefa Al-Haj practice?
Krystal Al-Haj practices at 1 Ingalls Drive, Harvey, IL 60426. Krystal Al-Haj's primary practice is UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago. Dmand AI also links Krystal Al-Haj to 1 medical group.
What is Krystal Zarefa Al-Haj's office phone number?
The practice phone on file for Krystal Al-Haj is (708) 333-2300.
What is Krystal Zarefa Al-Haj's medical license number?
Krystal Al-Haj holds Illinois license 209.024661.
Which hospitals is Krystal Zarefa Al-Haj affiliated with?
Krystal Al-Haj practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois.
What medical group is Krystal Zarefa Al-Haj part of?
Krystal Al-Haj is linked to Ingalls Urgent Aid. Dmand AI links Krystal Al-Haj to 1 more medical group.
Does Krystal Zarefa Al-Haj accept Medicare?
Yes. CMS lists Krystal Al-Haj as accepting Medicare assignment.
How many Medicare patients does Krystal Zarefa Al-Haj see?
CMS counts 422 Medicare patients who saw Krystal Al-Haj in 2024, with an average age of 78.
Has Krystal Zarefa Al-Haj received payments from drug or device companies?
CMS Open Payments shows $96 in general payments to Krystal Al-Haj from 1 company from 2025 to 2025. The largest total came from Fisher & Paykel Healthcare Inc.
How long has Krystal Zarefa Al-Haj been practicing?
Krystal Al-Haj graduated from medical school in 2021, 5 years ago.
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