Provider Profile
Mary A. Merlo, APRN, CNP
Unclaimed ProfileAbout Mary Merlo
Mary A. Merlo, APRN, CNP is a nurse practitioner practicing in Orland Park, IL. Mary is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Mary cared for 651 Medicare patients across 734 services. 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, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (708) 923-7874
- Email not available
Practice Locations
15300 WEST AVE STE 223
Orland Park, IL 60462
Procedures Most Often Billed to Medicare
734 services · 651 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
30 | More often than most peers in Nurse Practitioner |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
21 | As often as other 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 |
182 | More often than most peers in Nurse Practitioner |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
178 | More 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 |
156 | More often than most peers in Nurse Practitioner |
| Administration of influenza virus vaccine | Billing code | G0008 |
33 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
30 | As often as other peers in Nurse Practitioner |
| Urinalysis, manual test | Lab test | 81002 |
21 | As often as other peers in Nurse Practitioner |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
20 | Less often than most peers in Nurse Practitioner |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
19 | As often as other 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 Orland Park 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine split virus, preservative free 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Mary A. Merlo, APRN?
Mary A. Merlo, APRN is a nurse practitioner in Orland Park, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Mary A. Merlo, APRN's address?
Mary A. Merlo, APRN is listed at 15300 West Ave Ste 223, Orland Park, IL 60462. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Mary A. Merlo, APRN?
The number on file is (708) 923-7874. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Mary A. Merlo, APRN's NPI number?
Mary A. Merlo, APRN's National Provider Identifier is 1962892232. 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 Mary A. Merlo, APRN train?
Mary A. Merlo, APRN attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary A. Merlo, APRN been practicing?
Mary A. Merlo, APRN has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What procedures does Mary A. Merlo, APRN perform?
According to Medicare billing data, Mary A. Merlo, APRN provides treatments such as influenza vaccine split virus, preservative free and routine electrocardiogram using at least 12 leads with tracing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mary A. Merlo, APRN confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary A. Merlo, APRN. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.