MISS PATRICIA KATHERINE MERLO D.O.
NPI 1972501161
Internal Medicine in Elgin, IL

Q: What is Patricia Merlo's NPI number?

The NPI number for Patricia Merlo is 1972501161. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Q: What is Patricia Merlo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Patricia Merlo was last updated on April 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 12, 2005PECOS EnrolledAccepts Medicare Assignment

1710 N RANDALL RD, SUITE 200, ELGIN, IL 60123(847) 214-5755(847) 214-9606 Get Directions Write a Review

NPPES record last updated: April 19, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Miss Patricia Katherine Merlo D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MISS PATRICIA KATHERINE MERLO D.O. (NPI 1972501161) is an individual internal medicine provider in Elgin, Illinois, licensed in Illinois (036089508) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with Advocate Sherman Hospital, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (1990).

NPPES Registry Identity

NPI1972501161

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameMISS PATRICIA KATHERINE MERLOCredential: D.O.

Location Address1710 N RANDALL RD, SUITE 200Elgin, IL 60123-4717

Mailing Address1710 N Randall Rd, Suite 200Elgin, IL 60123-4717 · (847) 214-5755 · Fax (847) 214-9606

Phone(847) 214-5755

Fax(847) 214-9606

Sole ProprietorNo

Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 1990

Enumeration DateJuly 12, 2005

Last NPPES UpdateApril 19, 2022

NPPES CertifiedApril 19, 2022

✔ NPI 1972501161 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in IL · 036089508

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1710 N RANDALL RD, Elgin, IL 60123

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Other Identifiers 5

OtherP00143432IL · Railroad Medicare

Other04532170IL · Blue Cross Blue Shield

Other610033301IL · Dol Workcomp

OtherDB0387IL · Railroad Medicare Group

Medicaid036089508IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Miss Patricia Katherine Merlo D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840286340

PECOS Enrollment IDI20040423000630

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

705 services366 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

630 services350 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

319 services319 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

141 services140 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

71 services68 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

70 services70 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

70 services70 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

37 services31 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

14 services14 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

14 services14 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

13 services12 patients

Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment G0402

An Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.

13 services13 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

12 services12 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Advocate Sherman Hospital

Acute Care Hospitals · Elgin, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140030

Location1425 North Randall RoadElgin, IL 60123 · Kane County

Emergency services Birthing friendly

Presence Saint Joseph Hospital - Elgin

Acute Care Hospitals · Elgin, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140217

Location77 N Airlite StreetElgin, IL 60123 · Kane County

Emergency services

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140242

Location25 North Winfield RoadWinfield, IL 60190 · Du Page County

Emergency services Birthing friendly

Northwestern Medicine Kishwaukee Hospital

Acute Care Hospitals · Dekalb, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140286

LocationOne Kish Hospital DriveDekalb, IL 60115 · De Kalb County

Emergency services Birthing friendly

Advocate Good Shepherd Hospital

Acute Care Hospitals · Barrington, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140291

Location450 West Highway 22Barrington, IL 60010 · Lake County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60123 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

16 suppliers42 claims113 services$6.00 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

8 suppliers20 claims26 services$1.15 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

3 suppliers21 claims21 services$202.41 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. MARLYN VALENA M.D.

Pediatrics

1710 N RANDALL RD, SUITE 200
ELGIN, IL 60123

Kane County (847) 214-5760

DR. RAJINI MANJUNATH MD

Internal Medicine (Hematology & Oncology)

1710 N RANDALL RD, STE 300
ELGIN, IL 60123

Kane County (847) 931-0909

SHARON DUVAL MD SC

Internal Medicine

1710 N RANDALL RD, SUTIE 360
ELGIN, IL 60123

Kane County (847) 214-5100

DR. SOLOMON I SECEMSKY MD

Internal Medicine (Cardiovascular Disease)

1710 N RANDALL RD, STE 340
ELGIN, IL 60123

Kane County (847) 695-3168

FOX VALLEY PAIN CENTER SERVICE CORPORATION

Pain Medicine (Pain Medicine)

1710 N RANDALL RD, 370
ELGIN, IL 60123

Kane County (847) 888-4432

ROBERT W MANDAL MD

Internal Medicine (Medical Oncology)

1710 N RANDALL RD, 300
ELGIN, IL 60123

Kane County (847) 931-0909

DR. AIJAZ ALVI MD

Otolaryngology

1710 N RANDALL RD, SUITE 210
ELGIN, IL 60123

Kane County (847) 888-9000

FOX VALLEY HEMATOLOGY, INC

Clinic/Center (Physical Therapy)

1710 N RANDALL RD, SUITE 230
ELGIN, IL 60123

Kane County (847) 931-8575

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Patricia Merlo's NPI number?

The NPI number for Patricia Merlo is 1972501161. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Where is Patricia Merlo located?

Patricia Merlo practices at 1710 N Randall Rd Suite 200, Elgin, IL 60123. The listed phone number is (847) 214-5755.

What is Patricia Merlo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Patricia Merlo enrolled in Medicare?

Yes. Patricia Merlo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Patricia Merlo accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Patricia Merlo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Patricia Merlo affiliated with any hospitals?

According to CMS data, Patricia Merlo is affiliated with Advocate Sherman Hospital, Presence Saint Joseph Hospital - Elgin, Northwestern Medicine Central Dupage Hospital, Northwestern Medicine Kishwaukee Hospital and Advocate Good Shepherd Hospital.

When was this NPI record last updated?

The NPPES record for Patricia Merlo was last updated on April 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.