Provider Profile
Krystal Z. Al-Haj, FNP-BC
Unclaimed ProfileAbout Krystal Al-Haj
Listed in the NPI registry as a nurse practitioner, Krystal Z. Al-Haj, FNP-BC practices in Joliet, IL. Krystal is also listed as specializing in nurse practitioner — family. Medicare claims data shows Krystal provided 893 services to 686 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. NPI 1750027793 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (815) 740-1900
- Email not available
Practice Locations
301 MADISON ST STE 207
Joliet, IL 60435
4001 Vollmer Rd
Olympia Fields, IL 60461
Procedures Most Often Billed to Medicare
893 services · 686 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
14 | Less often than most peers in Nurse Practitioner |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
127 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
365 | More than most peers in Nurse Practitioner |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
214 | More often than most peers in Nurse Practitioner |
| Magnesium level | Lab test | 83735 |
36 | As often as other peers in Nurse Practitioner |
| Blood test, basic group of blood chemicals (calcium, total) | Lab test | 80048 |
29 | As often as other peers in Nurse Practitioner |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
26 | As often as other peers in Nurse Practitioner |
| Natriuretic peptide (heart and blood vessel protein) level | Lab test | 83880 |
25 | As often as other peers in Nurse Practitioner |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
23 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 | Less often than most peers in Nurse Practitioner |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other nurse practitioners in Joliet 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Krystal Z. Al-Haj?
Krystal Z. Al-Haj is a nurse practitioner in Joliet, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Krystal Z. Al-Haj's address?
Krystal Z. Al-Haj is listed at 301 Madison St Ste 207, Joliet, IL 60435. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Krystal Z. Al-Haj?
The number on file is (815) 740-1900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Krystal Z. Al-Haj?
Krystal Z. Al-Haj's National Provider Identifier is 1750027793. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Krystal Z. Al-Haj train?
Krystal Z. Al-Haj attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Krystal Z. Al-Haj have?
Krystal Z. Al-Haj has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Krystal Z. Al-Haj perform?
According to Medicare billing data, Krystal Z. Al-Haj performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Krystal Z. Al-Haj's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Krystal Z. Al-Haj. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.