Updated October 2026

Orthopedic surgeons in Danville, PA

Orthopaedic surgery
Danville, Pennsylvania

Orthopedic surgeons: 49
Linked to a hospital or group: 42
Hospitals with an orthopedic surgeon: 13
Medical groups with an orthopedic surgeon: 13
Practice at a hospital: 39

There are 49 orthopedic surgeons in Danville. Geisinger has the most, 41, and Geisinger Medical Center has the most affiliated orthopedic surgeons, 23. 40% finished medical school 30 or more years ago.

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Danville orthopedic surgeons, listed A to Z by last name

Each orthopedic surgeon on the list has orthopaedic surgery as their primary specialty and a Danville practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Danville orthopedic surgeons, A to Z
Orthopedic surgeon	Hospitals	Medical groups	Email and phone
David A. Andreychik, MDNPI 1861466039	3 hospitals	3 groups	Contacts
Siddharth Ashok Badve, MDNPI 1396023289	1 hospital	4 groups	Contacts
Anthony J. Balsamo, MDNPI 1104812239	1 hospital	3 groups	Contacts
Thomas R. Bowen, MDNPI 1396708491	3 hospitals	3 groups	Contacts
Chirag B. Chaudhary, MDNPI 1083217533	2 hospitals	3 groups	Contacts
Kevin R. Colleran, MDNPI 1235115593	3 hospitals	2 groups	Contacts
Thomas Carroll Connolly, MDNPI 1922091123	1 hospital	2 groups	Contacts
Gerard J. Cush, MDNPI 1225004542	2 hospitals	5 groups	Contacts
Iara Dealbuquerque Lacerda, MDNPI 1457887242	1 hospital	2 groups	Contacts
John Deegan, DONPI 1588907257	1 hospital	2 groups	Contacts
John H. Doherty Jr., MDNPI 1962488809	-	2 groups	Contacts
Thomas F. Dominick, MDNPI 1528028883	3 hospitals	4 groups	Contacts
C. Liam Dwyer, MDNPI 1386962462	1 hospital	3 groups	Contacts
Gregory C. Fanelli, MDNPI 1487621611	3 hospitals	3 groups	Contacts
Daniel D. Feldmann, MDNPI 1558338632	2 hospitals	3 groups	Contacts
Meagan Delbaggio Fernandez, DONPI 1538369319	1 hospital	2 groups	Contacts
Jeffrey M. Gillette, DONPI 1740412931	3 hospitals	2 groups	Contacts
Louis Christopher Grandizio, DONPI 1467741439	2 hospitals	2 groups	Contacts
Michael H. Haak, MDNPI 1780799262	5 hospitals	3 groups	Contacts
William Fred Hess, MDNPI 1902865934	1 hospital	2 groups	Contacts
Daniel S. Horwitz, MDNPI 1174613772	1 hospital	4 groups	Contacts
Linda Carol Jackson, MDNPI 1821181991	2 hospitals	6 groups	Contacts
Michael Thomas JungNPI 1730575010	2 hospitals	4 groups	Contacts
Kenneth Louis Koury, MDNPI 1376855643	1 hospital	2 groups	Contacts
Steven A. Lietman, MDNPI 1134163132	1 hospital	3 groups	Contacts
John A. Lynott, MDNPI 1811976483	1 hospital	2 groups	Contacts
John James Mercuri, MDNPI 1063772325	2 hospitals	2 groups	Contacts
James Edward Murphy, MDNPI 1205042645	1 hospital	4 groups	Contacts
Morgan Nickerson, DONPI 1477073724	1 hospital	3 groups	Contacts
Hans P. Olsen IV, MDNPI 1952364895	1 hospital	3 groups	Contacts
Dimitrios Papadopoulos, MDNPI 1417502063	-	-	Contacts
John M. Parenti, MDNPI 1861457400	1 hospital	2 groups	Contacts
Mark Alan Seeley, MDNPI 1891922894	2 hospitals	6 groups	Contacts
Sanjum SinghNPI 1356036610	-	-	Contacts
Michael David Sobolewski, DONPI 1811143027	3 hospitals	3 groups	Contacts
Michael Suk, MDNPI 1699736793	-	2 groups	Contacts
Gregory Francis Thomas, DONPI 1316960180	3 hospitals	2 groups	Contacts
Theodore J. Tomaszewski, MDNPI 1225014277	4 hospitals	2 groups	Contacts
Douglas Jon Vanderbrook, MDNPI 1770927741	3 hospitals	6 groups	Contacts
Benjamin R. WagnerNPI 1417343757	1 hospital	4 groups	Contacts
John Braden Weddle, MDNPI 1104319979	2 hospitals	4 groups	Contacts
Aaron Wey, MDNPI 1497175210	-	2 groups	Contacts
James C. Widmaier Jr., MDNPI 1205888526	1 hospital	3 groups	Contacts
Douglas Zaruta, ATC, MD, MSNPI 1144614702	3 hospitals	2 groups	Contacts

The list shows the 44 orthopedic surgeons with a public profile. The other 5 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

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Geisinger has the most orthopedic surgeons in Danville, with 41

Geisinger is second with 41, and Phoenix Physical Therapy third with 19. Counts are orthopedic surgeons with a Pennsylvania address linked to each group.

Medical groups with the most orthopedic surgeons in Danville
#	Medical group	Parent organization	Orthopedic surgeons
1	GeisingerDanville	Parent on file	41
2	GeisingerDanville	Parent on file	41
3	Phoenix Physical TherapyState College	Parent on file	19
4	H2 HealthWilkes Barre	Parent on file	4
5	WellSpan Digestive HealthYork	Parent on file	2
6	WellSpan Behavioral HealthLewisburg	Parent on file	2
7	Stull, Jarvis, and Spinola Internal Medicine Associates-UPMCPittsburgh	Parent on file	1
8	Susquehanna Health SystemWilliamsport	Parent on file	1
9	Penn State Health Milton S. Hershey Medical CenterHershey	Parent on file	1
10	CommunityCare Kistler ClinicWilkes Barre	-	1

Top 10 of 13 Danville medical groups with an orthopedic surgeon

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Geisinger Medical Center has the most affiliated orthopedic surgeons in Danville, with 23

Geisinger Wyoming Valley Medical Center is second with 16, and Geisinger Community Medical Center third with 8. Danville orthopedic surgeons are affiliated with 13 hospitals in all.

Hospitals with the most orthopedic surgeons in Danville
#	Hospital	Health system	Orthopedic surgeons
1	Geisinger Medical CenterDanville	Risant Health	23
2	Geisinger Wyoming Valley Medical CenterWilkes Barre	Risant Health	16
3	Geisinger Community Medical CenterScranton	Risant Health	8
4	Geisinger Encompass Health Rehabilitation HospitalDanville	Encompass Health	5
5	Geisinger Bloomsburg HospitalBloomsburg	Risant Health	4
6	WellSpan Evangelical Community HospitalLewisburg	WellSpan Health	4
7	Geisinger Lewistown HospitalLewistown	Risant Health	4
8	Allied Services Scranton Rehab HospitalScranton	Allied Services Integrated Health System	4
9	UPMC WilliamsportWilliamsport	University of Pittsburgh Medical Center	1
10	Penn Highlands HuntingdonHuntingdon	Penn Highlands Healthcare	1

Top 10 of 13 Danville hospitals with an affiliated orthopedic surgeonAll 3 Danville hospitals

See every hospital and group for each Danville orthopedic surgeon

Each public profile names one place an orthopedic surgeon practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Danville orthopedic surgeons practice at a hospital: 39 of the 41 with a mapped site

27 also practice at a medical group site, and 8 at home health agencies. An orthopedic surgeon can practice at several kinds of site, so the shares overlap.

Danville orthopedic surgeons by site of care

Hospitals3995%
Medical group practices2766%
Home health agencies820%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

40% of Danville orthopedic surgeons finished medical school 30 or more years ago

17 of the 42 Danville orthopedic surgeons with a graduation year on file. 2 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

Under 10 years ago25%
10 to 19 years ago1433%
20 to 29 years ago921%
30 to 39 years ago1024%
40 or more years ago717%

Source: Dmand AI Professional Profile Data

Every Danville orthopedic surgeon profile shows current hospitals and groups, Medicare activity and NPI details

Primary practiceThe main place they practice, with its type and cityOn every profile
Every site of careEach hospital, clinic and group where they practice nowWith a free account
EmployerThe organization they work for, when one is on fileWith a free account
Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
EHR in useThe EHR at each site where they practiceWith a free account
Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Danville orthopedic surgeon directory

Sources for the data on this page
Data on this page	Source
HCPs, types and specialties	NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groups	Dmand AI Affiliation Data
Medical school graduation year	Dmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracy Remove my information

Orthopedic surgeons are HCPs whose primary specialty is orthopaedic surgery (taxonomy code 207X00000X), with an active NPI and a Danville practice address.

FAQ

Frequently asked questions about orthopedic surgeons in Danville

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many orthopedic surgeons are in Danville?

49 orthopedic surgeons have an active NPI, a Danville practice address and orthopaedic surgery (taxonomy code 207X00000X) as their primary specialty. 42 of them are linked to a hospital or medical group.

Which Danville medical groups have the most orthopedic surgeons?

Geisinger, with 41, followed by Geisinger with 41 and Phoenix Physical Therapy with 19.

Which Danville hospitals have the most orthopedic surgeons?

Geisinger Medical Center, with 23 affiliated orthopedic surgeons, followed by Geisinger Wyoming Valley Medical Center with 16 and Geisinger Community Medical Center with 8.

What share of Danville orthopedic surgeons practice at a hospital?

39 of the 41 Danville orthopedic surgeons with a mapped site of care, or 95%, have a current hospital affiliation.

What is the taxonomy code for orthopaedic surgery?

207X00000X is the NPPES taxonomy code for orthopaedic surgery. Sub-specialties with their own code are counted on their own lists.

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