PETER M STILLWELL MD
NPI 1659314227
Radiology - Diagnostic Radiology in Ephrata, PA

Active since June 13, 2006PECOS EnrolledAccepts Medicare Assignment
169 MARTIN AVE, EPHRATA, PA 17522(717) 738-6414(717) 738-6690 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 19, 2024, Oct 20, 2017 (2 updates tracked since 2017).

About Peter M Stillwell Md NPPES

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

PETER M STILLWELL MD (NPI 1659314227) is an individual diagnostic radiology provider in Ephrata, Pennsylvania, licensed in Pennsylvania (MD074046L) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Wellspan York Hospital, and maintains 10 additional practice locations.

NPPES Registry Identity

NPI1659314227
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NamePETER M STILLWELLCredential: MD
Location Address169 MARTIN AVEEphrata, PA 17522-1724
Mailing Address601 Memory LnYork, PA 17402-2231 · (717) 851-1405
Fax(717) 738-6690
Sole ProprietorNo
Medical School CMSMedical College Of PennsylvaniaGraduated 1996
Enumeration DateJune 13, 2006
Last NPPES UpdateFebruary 9, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 9, 2026
NPI 1659314227 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in PA · MD074046L
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
169 MARTIN AVE, Ephrata, PA 17522

Secondary Practice Locations 10

Location 136 Robinhood DrEtters, PA 17319-9528 · Phone (717) 388-7300
Location 2460 N Reading RdEphrata, PA 17522-9606 · Phone (717) 721-4840
Location 31201 Letort Springs WayCarlisle, PA 17015-8011 · Phone (717) 674-7600
Location 4147 Gettys StGettysburg, PA 17325-2534 · Phone (717) 337-4207
Location 535 Monument Rd Ste 201York, PA 17403-5074 · Phone (717) 812-4083
Location 614781 Wolfe RdNew Freedom, PA 17349-9571 · Phone (717) 326-1880
Location 7252 S 4th StLebanon, PA 17042-6111 · Phone (717) 270-7732
Location 8844 Tuck StLebanon, PA 17042-7477 · Phone (717) 639-3915
Location 9250 College AveLancaster, PA 17603-3363 · Phone (717) 735-8199
Location 1035 Erick RdLancaster, PA 17601-3111 · Phone (717) 690-0785

Other Identifiers 1

Medicaid001852794PA

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

Peter M Stillwell Md 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 ID3274438981
PECOS Enrollment IDI20031205000122
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 43

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.

Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
377 services377 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
377 services377 patients
Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
335 services335 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
335 services335 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
226 services214 patients
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) G0279
Diagnostic digital breast tomosynthesis is a 3D imaging test that allows doctors to examine your breast tissue layer by layer. It's performed on one or both sides. It helps in detecting abnormalities more accurately. It's often done in addition to other tests.
143 services142 patients

Hospital Affiliations CMS Care Compare 4

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

Wellspan York Hospital

Acute Care Hospitals · York, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390046
Location1001 South George StreetYork, PA 17403 · York County
Emergency services Birthing friendly

Gettysburg Hospital

Acute Care Hospitals · Gettysburg, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390065
Location147 Gettys StreetGettysburg, PA 17325 · Adams County
Emergency services Birthing friendly

Wellspan Good Samaritan Hospital

Acute Care Hospitals · Lebanon, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number390066
Location252 South 4th StreetLebanon, PA 17042 · Lebanon County
Emergency services Birthing friendly

Wellspan Ephrata Community Hospital

Acute Care Hospitals · Ephrata, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number390225
Location169 Martin AvenueEphrata, PA 17522 · Lancaster County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17522 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$68.36 typical visit price
range $17.33 – $135.84
Typical copayment $17.09 (range $4.33 – $33.96)
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.

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.

Radiology (Diagnostic Radiology)
169 MARTIN AVE
EPHRATA, PA 17522
Nurse Anesthetist, Certified Registered
169 MARTIN AVE
EPHRATA, PA 17522
Hospitalist
169 MARTIN AVE
EPHRATA, PA 17522
Speech-Language Pathologist
169 MARTIN AVE
EPHRATA, PA 17522
Emergency Medicine
169 MARTIN AVE
EPHRATA, PA 17522
Student in an Organized Health Care Education/Training Program
169 MARTIN AVE
EPHRATA, PA 17522
Nurse Practitioner (Family)
169 MARTIN AVE
EPHRATA, PA 17522
Psychiatry & Neurology (Psychiatry)
169 MARTIN AVE
EPHRATA, PA 17522

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 Peter Stillwell's NPI number?

The NPI number for Peter Stillwell is 1659314227. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is Peter Stillwell located?

Peter Stillwell practices at 169 Martin Ave, Ephrata, PA 17522. The listed phone number is (717) 738-6414.

What is Peter Stillwell's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Peter Stillwell enrolled in Medicare?

Yes. Peter Stillwell 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.

Is Peter Stillwell affiliated with any hospitals?

According to CMS data, Peter Stillwell is affiliated with Wellspan York Hospital, Gettysburg Hospital, Wellspan Good Samaritan Hospital and Wellspan Ephrata Community Hospital.

When was this NPI record last updated?

The NPPES record for Peter Stillwell was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.