Quick answers
- Does Andrew M. Pataki accept Medicare assignment?
- Medicare's clinician data says Andrew M. Pataki may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Andrew M. Pataki see?
- In 2024, CMS data shows 141 Original Medicare patients and 446 services for Andrew M. Pataki. This counts Original Medicare only and measures volume, not quality.
- What is Andrew M. Pataki's NPI number?
- 1225097637. 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 Andrew M. Pataki, 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 | 141 |
|---|---|
| Services billed to Medicare | 446 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)162 services
- Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)80 services
- Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)71 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 cholesterol75%
- High blood pressure65%
- Arthritis45%
- Anxiety23%
- Osteoporosis23%
- Diabetes19%
Hospitals where Andrew M. Pataki works
Medicare's Facility Affiliation Data lists Andrew M. Pataki 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.
- WellSpan Evangelical Community HospitalLewisburg, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390013
Practice locations
Addresses where Andrew M. Pataki is enrolled with Medicare (CMS data updated October 2, 2026).
- 3 Hospital DrLewisburg, PA 17837
- 3454 Ellicott Ctr Dr, Suite 103Ellicott City, MD 21043 (410) 465‑4690
Group practices
Medicare enrollment lists Andrew M. Pataki as a member of this group (CMS data updated October 2, 2026).
- Evangelical Medical Services Organization248 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Lewisburg
Clinicians with the same Medicare primary specialty in Lewisburg, PA — not a recommendation.
Other clinicians in Evangelical Medical Services Organization
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 (45 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1225097637 |
| 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