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NICOLAS EVAN MERZLAK DO
NPI 1235751140
Family Medicine in Cranberry Township, PA

Active since May 13, 2020PECOS EnrolledAccepts Medicare Assignment
20397 ROUTE 19 STE 330, CRANBERRY TOWNSHIP, PA 16066(724) 772-3300(724) 772-3360 Get Directions Write a Review

NPPES record last updated: September 1, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 1, 2023, May 13, 2020 (2 updates tracked since 2020).

About Nicolas Evan Merzlak Do NPPES

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

NICOLAS EVAN MERZLAK DO (NPI 1235751140) is an individual family medicine provider in Cranberry Township, Pennsylvania, licensed in Pennsylvania (OS022853) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS, is affiliated with Allegheny General Hospital, and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2020).

NPPES Registry Identity

NPI1235751140
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameNICOLAS EVAN MERZLAKCredential: DO
Location Address20397 ROUTE 19 STE 330Cranberry Township, PA 16066-6133
Mailing Address20397 Route 19 Ste 330Cranberry Township, PA 16066-6133 · (724) 772-3300 · Fax (724) 772-3360
Phone(724) 772-3300
Fax(724) 772-3360
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2020
Enumeration DateMay 13, 2020
Last NPPES UpdateSeptember 1, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2023
✔ NPI 1235751140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in PA · OS022853
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
20397 ROUTE 19 STE 330, Cranberry Township, PA 16066
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nicolas Evan Merzlak Do 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 ID6305200841
PECOS Enrollment IDI20230915002719
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.

Medicare Billing Reassignment

Medicare enrollment records show Nicolas Merzlak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Allegheny Clinic
1.2 mi
Family Medicine
125 EMERYVILLE DR, SUITE 120
Cranberry Township, PA 16066
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 2,881 clinicians in this Medicare group
NPI 1639505613 (412) 772-2340

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

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.
142 services80 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.
69 services69 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.
24 services20 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.
20 services20 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
16 services16 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Allegheny General Hospital

Acute Care Hospitals · Pittsburgh, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390050
Location320 East North AvenuePittsburgh, PA 15212 · Allegheny County
Emergency services

West Penn Hospital

Acute Care Hospitals · Pittsburgh, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390090
Location4800 Friendship AvenuePittsburgh, PA 15224 · Allegheny County
Emergency services Birthing friendly

Ahn Wexford Hospital

Acute Care Hospitals · Wexford, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390334
Location12351 Perry HighwayWexford, PA 15090 · Allegheny County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 16066 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
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.

Other Providers at the Same Location NPPES 11

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

GABRIELLE LEIGH WOCKENFUSS DNP, CRNP, FNP-BC
Nurse Practitioner (Family)
20397 ROUTE 19 STE 330
CRANBERRY TWP, PA 16066
Butler County (724) 772-3300
DR. MARY ELIZABETH WILCHER CRNP
Nurse Practitioner (Family)
20397 ROUTE 19 STE 330
CRANBERRY TOWNSHIP, PA 16066
Butler County (724) 772-3300
MR. CHAD GARRETT LARKIN CRNP, FNP-BC
Nurse Practitioner (Family)
20397 ROUTE 19 STE 330
CRANBERRY TWP, PA 16066
Butler County (724) 772-3300
DIANA M RAUB MD
Family Medicine
20397 ROUTE 19 STE 330
CRANBERRY TWP, PA 16066
Butler County (724) 772-3300
ALISON JEAN O'DONNELL DO
Internal Medicine (Geriatric Medicine)
20397 ROUTE 19 STE 330
CRANBERRY TOWNSHIP, PA 16066
Butler County (724) 772-3300
SARAH BRIGHTHAUPT WITTMAN MD
Family Medicine
20397 ROUTE 19 STE 330
CRANBERRY TOWNSHIP, PA 16066
Butler County (724) 772-3300
KADY MILETTI DO
Family Medicine
20397 ROUTE 19 STE 330
CRANBERRY TOWNSHIP, PA 16066
Butler County (724) 722-3300
LAURA ASHLEY HORNING CRNP
Nurse Practitioner (Family)
20397 ROUTE 19 STE 330
CRANBERRY TOWNSHIP, PA 16066
Butler County (724) 772-3300

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 Nicolas Merzlak's NPI number?

The NPI number for Nicolas Merzlak is 1235751140. It was assigned to this individual provider in the NPPES registry on May 13, 2020.

Where is Nicolas Merzlak located?

Nicolas Merzlak practices at 20397 Route 19 Ste 330, Cranberry Township, PA 16066. The listed phone number is (724) 772-3300.

What is Nicolas Merzlak's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Nicolas Merzlak enrolled in Medicare?

Yes. Nicolas Merzlak 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.

Which organization bills Medicare for Nicolas Merzlak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicolas Merzlak reassigns Medicare benefits to Allegheny Clinic (Cranberry Township, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nicolas Merzlak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nicolas Merzlak affiliated with any hospitals?

According to CMS data, Nicolas Merzlak is affiliated with Allegheny General Hospital, West Penn Hospital and Ahn Wexford Hospital.

When was this NPI record last updated?

The NPPES record for Nicolas Merzlak was last updated on September 1, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.