Quick answers
- Does Gillian F. Wolff accept Medicare assignment?
- Yes. Medicare's clinician data says Gillian F. Wolff accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Gillian F. Wolff see?
- In 2024, CMS data shows 316 Original Medicare patients and 705 services for Gillian F. Wolff. This counts Original Medicare only and measures volume, not quality.
- What is Gillian F. Wolff's NPI number?
- 1578883559. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Gillian F. Wolff, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 316 |
|---|---|
| Services billed to Medicare | 705 |
| Different services or procedures | 63 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)134 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)105 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)37 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)33 services
- Complete ultrasound scan behind abdominal cavity (76770)31 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Anxiety39%
- Ischemic heart disease34%
- Depression29%
Hospitals where Gillian F. Wolff works
Medicare's Facility Affiliation Data lists Gillian F. Wolff at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Aurelia Osborn Fox Memorial HospitalOneonta, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330085
- Bassett HealthcareCooperstown, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330136
Practice locations
Addresses where Gillian F. Wolff is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Atwell RdCooperstown, NY 13326 (607) 547‑3480
Group practices
Medicare enrollment lists Gillian F. Wolff as a member of this group (CMS data updated October 2, 2026).
- Mary Imogene Bassett Hospital763 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Cooperstown
Clinicians with the same Medicare primary specialty in Cooperstown, NY — not a recommendation.
Other clinicians in Mary Imogene Bassett Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 2010 (16 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1578883559 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians