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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ETHAN FREDERICK KELLER MD
NPI 1093403420
Hospitalist in Lebanon, PA

Active since April 25, 2023PECOS Enrolled
252 S 4TH ST, LEBANON, PA 17042(717) 270-4876(717) 270-3875 Get Directions Write a Review

NPPES record last updated: October 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 5, 2026, May 18, 2023 (2 updates tracked since 2023).

About Ethan Frederick Keller Md NPPES

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

ETHAN FREDERICK KELLER MD (NPI 1093403420) is an individual hospitalist provider in Lebanon, Pennsylvania, licensed in Pennsylvania (MD497207) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1093403420
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameETHAN FREDERICK KELLERCredential: MD
Location Address252 S 4TH STLebanon, PA 17042-6111
Mailing Address601 Memory LnYork, PA 17402-2231 · (717) 270-4876 · Fax (717) 270-3875
Phone(717) 270-4876
Fax(717) 270-3875
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateApril 25, 2023
Last NPPES UpdateOctober 5, 20262 updates tracked since enumeration
NPPES CertifiedOctober 5, 2026
✔ NPI 1093403420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in PA · MD497207
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD497207 (PA), C7-0018190 (DE)
252 S 4TH ST, Lebanon, PA 17042
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1804 N DuPont BlvdMilford, DE 19963-1006 · Phone (302) 725-3557
Location 2169 Martin AveEphrata, PA 17522-1734 · Phone (717) 721-4740 · Fax (717) 738-6872

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ethan Frederick Keller Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1658736525
PECOS Enrollment IDI20260909000590
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17042 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
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
Most-billed visit code 99214
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.

NABA RAJ MAINALI MD
Hospitalist
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-4876
MATTHEW JOHN YORTY
Nurse Anesthetist, Certified Registered
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-7500
LISA M HELFRICH PA-C
Physician Assistant
252 S 4TH ST, GOOD SAMARITAN HOSPITAL
LEBANON, PA 17042
Lebanon County (717) 270-7688
CLAUDIA BOHDAL
Physician Assistant
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-7500
MARCUS ALEXANDER SAUNDERS M.D.
Emergency Medicine
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-7688
DR. NINA L ELLIOTT DO
Emergency Medicine
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-7688
MRS. WANDA GARRETT PEREZ CRNA
Nurse Anesthetist, Certified Registered
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-7500
PRIYANKA SHARMA DO
Hospitalist
252 S 4TH ST
LEBANON, PA 17042
Lebanon County (717) 270-4876

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 Ethan Keller's NPI number?

The NPI number for Ethan Keller is 1093403420. It was assigned to this individual provider in the NPPES registry on April 25, 2023.

Where is Ethan Keller located?

Ethan Keller practices at 252 S 4th St, Lebanon, PA 17042. The listed phone number is (717) 270-4876.

What is Ethan Keller's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Ethan Keller enrolled in Medicare?

Yes. Ethan Keller is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ethan Keller was last updated on October 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.