1. Home
  2. Directory
  3. New York
  4. Olean
  5. Physician Assistant
  6. NPI Profile

JILL DIANE NELSON PA-C
NPI 1790816015
Physician Assistant in Olean, NY

Active since March 08, 2007PECOS EnrolledAccepts Medicare Assignment
535 MAIN ST, OLEAN, NY 14760(716) 372-0141(716) 376-2225 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 5, 2026, Jan 3, 2024 (2 updates tracked since 2024).

About Jill Diane Nelson Pa-c NPPES

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

JILL DIANE NELSON PA-C (NPI 1790816015) is an individual physician assistant in Olean, New York, licensed in New York (012348) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and is a graduate of Other (2001).

NPPES Registry Identity

NPI1790816015
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameJILL DIANE NELSONCredential: PA-C
Location Address535 MAIN STOlean, NY 14760-1500
Mailing Address535 Main StOlean, NY 14760-1500 · (716) 372-0141 · Fax (716) 376-2225
Phone(716) 372-0141
Fax(716) 376-2225
Sole ProprietorNo
Medical School CMSOtherGraduated 2001
Enumeration DateMarch 8, 2007
Last NPPES UpdateJune 5, 20262 updates tracked since enumeration
NPPES CertifiedJune 5, 2026
✔ NPI 1790816015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in NY · 012348
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
535 MAIN ST, Olean, NY 14760
Open in Google Maps ↗

Other Names 1

Professional Name (2)Jill Diane Nelson Pa

Other Identifiers 1

Other2550AZ · Az License

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

Jill Diane Nelson Pa-c 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 ID4981786233
PECOS Enrollment IDI20080125000563
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 3

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 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.
60 services34 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
43 services43 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Kaleida Health

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330005
Location100 High StreetBuffalo, NY 14210 · Erie County
Emergency services Birthing friendly

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.

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
67%343 patients3/55-star benchmark: 92%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
99%2,004 patients5/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%291 patients5/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
7%1,786 patients1/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
65%1,786 patients3/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
1%1,786 patients1/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
12%1,786 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

DR. NEHA BANSAL M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141
ARTHUR S GREENE M.D.
Urology
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141
DR. JESSICA ANNE WITTE MD
Family Medicine (Obesity Medicine)
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141
PHYLLIS CHRISTINE BESSEY NP
Nurse Practitioner
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141
KARRIE ANNE KUHN CNM
Advanced Practice Midwife
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 376-2251
ROBERT JOHN PRIZEL RPH
Pharmacist
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 373-8383
BLUETT JONES MD
Radiology (Diagnostic Radiology)
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141
FRED H. LEWIS MD
Allergy & Immunology
535 MAIN ST
OLEAN, NY 14760
Cattaraugus County (716) 372-0141

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 Jill Nelson's NPI number?

The NPI number for Jill Nelson is 1790816015. It was assigned to this individual provider in the NPPES registry on March 8, 2007. The provider is also known as Jill Diane Nelson PA.

Where is Jill Nelson located?

Jill Nelson practices at 535 Main St, Olean, NY 14760. The listed phone number is (716) 372-0141.

What is Jill Nelson's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Jill Nelson enrolled in Medicare?

Yes. Jill Nelson 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 Jill Nelson accept?

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

According to CMS data, Jill Nelson is affiliated with Kaleida Health and Olean General Hospital.

When was this NPI record last updated?

The NPPES record for Jill Nelson was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.