STEPHAN KOWALYK M.D.
NPI 1457458168
Internal Medicine - Endocrinology, Diabetes & Metabolism in Greensburg, PA

Q: What is Stephan Kowalyk's NPI number?

The NPI number for Stephan Kowalyk is 1457458168. It was assigned to this individual provider in the NPPES registry on September 17, 2006.

Q: What is Stephan Kowalyk's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Stephan Kowalyk was last updated on January 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 September 17, 2006PECOS EnrolledAccepts Medicare Assignment

17.33/100

CMS Quality Rating

540 SOUTH ST, SUITE 306, GREENSBURG, PA 15601(724) 832-3130(724) 832-7301 Get Directions Write a Review

NPPES record last updated: January 8, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Stephan Kowalyk M.d. NPPES

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

STEPHAN KOWALYK M.D. (NPI 1457458168) is an individual endocrinology, diabetes & metabolism provider in Greensburg, Pennsylvania, licensed in Pennsylvania (MD052412L) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Uniontown Hospital, and is a graduate of Rutgers New Jersey Medical School (1985).

NPPES Registry Identity

NPI1457458168

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameSTEPHAN KOWALYKCredential: M.D.

Location Address540 SOUTH ST, SUITE 306Greensburg, PA 15601-2774

Mailing Address540 South St, Suite 306Greensburg, PA 15601-2774 · (724) 832-3130 · Fax (724) 832-7301

Phone(724) 832-3130

Fax(724) 832-7301

Sole ProprietorNo

Medical School CMSRutgers New Jersey Medical SchoolGraduated 1985

Enumeration DateSeptember 17, 2006

Last NPPES UpdateJanuary 8, 2016

✔ NPI 1457458168 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in PA · MD052412L

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

540 SOUTH ST, Greensburg, PA 15601

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Other Identifiers 3

Medicare UPINE86549PA

Medicaid0014688720001PA

Medicare PIN766013E98PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, 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

Stephan Kowalyk M.d. 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 ID7810984572

PECOS Enrollment IDI20100617000222

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 12

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.

823 services478 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

604 services123 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

264 services146 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

204 services53 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.

168 services159 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

143 services126 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

40 services40 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

35 services11 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.

26 services26 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.

16 services13 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

13 services12 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

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.

Uniontown Hospital

Acute Care Hospitals · Uniontown, PA

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390041

Location500 West Berkeley StreetUniontown, PA 15401 · Fayette 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

Excela Health Westmoreland Regional Hospital

Acute Care Hospitals · Greensburg, PA

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number390145

Location532 West Pittsburgh StreetGreensburg, PA 15601 · Westmoreland County

Emergency services Birthing friendly

Excela Health - Frick Hospital

Acute Care Hospitals · Mount Pleasant, PA

OwnershipVoluntary non-profit - Other

CMS Certification Number390217

Location508 South Church StreetMount Pleasant, PA 15666 · Westmoreland County

Emergency services

Excela Health Latrobe Hospital

Acute Care Hospitals · Latrobe, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390219

LocationOne Mellon WayLatrobe, PA 15650 · Westmoreland County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15601 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

$126.34 typical visit price

range $54.64 – $166.87

Typical copayment $31.58 (range $13.66 – $41.71)

Most-billed visit code 99204

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

17.33/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

Improvement Activities

Cost

57.77

Referred Medical Equipment & Supplies CMS DME claims 5

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

40 suppliers209 claims524 services$5.60 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

16 suppliers65 claims80 services$0.87 avg. paid by Medicare

Insulin for administration through dme (i.e., insulin pump) per 50 units J1817

Treatment-Injections and Infusions (nononcologic) · category RI000N

11 suppliers54 claims6,260 services$6.83 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

22 suppliers314 claims314 services$176.76 avg. paid by Medicare

Receiver (monitor), dedicated, for use with therapeutic glucose continuous monitor system K0554

DME-Other DME · category DE017N

7 suppliers15 claims15 services$176.08 avg. paid by Medicare

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

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Other Providers at the Same Location NPPES 7

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

ENDOCRINOLOGY SPECIALISTS, PC

Internal Medicine (Endocrinology, Diabetes & Metabolism)

540 SOUTH ST, SUITE 306
GREENSBURG, PA 15601

Westmoreland County (724) 832-3130

CARDIOTHORACIC SURGICAL ASSOCIATES

Thoracic Surgery (Cardiothoracic Vascular Surgery)

540 SOUTH ST, SUITE 306
GREENSBURG, PA 15601

Westmoreland County (724) 837-8959

WASIL WILLIAM WALESKI PA-C

Physician Assistant

540 SOUTH ST
GREENSBURG, PA 15601

Westmoreland County (724) 537-0885

ALLISON R TURGEON PAC

Physical Medicine & Rehabilitation

540 SOUTH ST, SUITE 204
GREENSBURG, PA 15601

Westmoreland County (724) 832-9611

MARYANN COATES DOWLING NURSE PRACTITIONER

Nurse Practitioner (Family)

540 SOUTH ST, SUITE 204
GREENSBURG, PA 15601

Westmoreland County (724) 832-9611

EXCELA HEALTH PHYSICIAN PRACTICES, INC.

Psychiatry & Neurology (Neurology)

540 SOUTH ST
GREENSBURG, PA 15601

Westmoreland County (724) 537-0885

MANI BASHYAM M.D.

Internal Medicine (Endocrinology, Diabetes & Metabolism)

540 SOUTH ST, SUITE 306
GREENSBURG, PA 15601

Westmoreland County (724) 832-3130

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 Stephan Kowalyk's NPI number?

The NPI number for Stephan Kowalyk is 1457458168. It was assigned to this individual provider in the NPPES registry on September 17, 2006.

Where is Stephan Kowalyk located?

Stephan Kowalyk practices at 540 South St Suite 306, Greensburg, PA 15601. The listed phone number is (724) 832-3130.

What is Stephan Kowalyk's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Stephan Kowalyk enrolled in Medicare?

Yes. Stephan Kowalyk 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 Stephan Kowalyk accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Stephan Kowalyk 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 Stephan Kowalyk affiliated with any hospitals?

According to CMS data, Stephan Kowalyk is affiliated with Uniontown Hospital, West Penn Hospital, Excela Health Westmoreland Regional Hospital, Excela Health - Frick Hospital and Excela Health Latrobe Hospital.

When was this NPI record last updated?

The NPPES record for Stephan Kowalyk was last updated on January 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.