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WILLIAM MICHAEL JAREMKO M.D.
NPI 1417941733
Dermatology in Olean, NY

Active since September 01, 2005PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
2646 W STATE ST STE 405, OLEAN, NY 14760(716) 373-8870(716) 373-8871 Get Directions Write a Review

NPPES record last updated: January 6, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jan 6, 2026, Nov 19, 2025 (2 updates tracked since 2025).

About William Michael Jaremko M.d. NPPES

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

WILLIAM MICHAEL JAREMKO M.D. (NPI 1417941733) is an individual dermatology provider in Olean, New York, licensed in New York (184680) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Olean General Hospital, and is a graduate of Georgetown University School Of Medicine (1983).

NPPES Registry Identity

NPI1417941733
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameWILLIAM MICHAEL JAREMKOCredential: M.D.
Location Address2646 W STATE ST STE 405Olean, NY 14760-1866
Mailing Address107 Institute StJamestown, NY 14701-6628 · (716) 484-4334
Phone(716) 373-8870
Fax(716) 373-8871
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1983
Enumeration DateSeptember 1, 2005
Last NPPES UpdateJanuary 6, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 6, 2026
✔ NPI 1417941733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in NY · 184680
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
2646 W STATE ST STE 405, Olean, NY 14760
Open in Google Maps ↗

Other Identifiers 8

Other00020525401NY · Univera
Other040426004117NY · Fidellis
Medicaid01242516PA
Other000511127003NY · Blue Cross Blue Shield
Medicaid01257047NY
Other0307453NY · Independent Health
Other2200475NY · Ghi
Other676204PA · Blue Cross Blue Shield

Accepted Insurance

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

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

William Michael Jaremko 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 ID9537227947
PECOS Enrollment IDI20081028000742
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 William Jaremko reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Chautauqua Center, Inc
Same address
Federally Qualified Health Center (FQHC)
2646 W STATE ST
Olean, NY 14760
  • Reassigned Medicare billing, New York enrollment
  • 63 clinicians in this Medicare group
NPI 1629869995 (716) 484-4334

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 10

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.

Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
706 services193 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.
433 services397 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
288 services259 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.
193 services193 patients
Biopsy of related skin growth, first growth 11102
A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.
71 services70 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
49 services45 patients

Hospital Affiliations CMS Care Compare

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

Olean General Hospital

Acute Care Hospitals · Olean, NY
1/5 CMS rating
OwnershipProprietary
CMS Certification Number330103
Location515 Main StreetOlean, NY 14760 · Cattaraugus County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14760 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
$84.93 typical visit price
range $54.87 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.57 typical visit price
range $17.54 – $136.14
Typical copayment $17.14 (range $4.38 – $34.03)
Most-billed visit code 99213
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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES

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

MAHAM HUSSAIN PA-S
Physician Assistant (Medical)
2646 W STATE ST STE 405
OLEAN, NY 14760
Cattaraugus County (716) 484-4334

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 William Jaremko's NPI number?

The NPI number for William Jaremko is 1417941733. It was assigned to this individual provider in the NPPES registry on September 1, 2005.

Where is William Jaremko located?

William Jaremko practices at 2646 W State St Ste 405, Olean, NY 14760. The listed phone number is (716) 373-8870.

What is William Jaremko's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is William Jaremko enrolled in Medicare?

Yes. William Jaremko 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 William Jaremko's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Jaremko reassigns Medicare benefits to The Chautauqua Center, Inc (Olean, NY). 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 William Jaremko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Jaremko accept?

Health plans from Ambetter Health and Ambetter from Buckeye Health Plan list William Jaremko 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 William Jaremko affiliated with any hospitals?

According to CMS data, William Jaremko is affiliated with Olean General Hospital.

When was this NPI record last updated?

The NPPES record for William Jaremko was last updated on January 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.