Physician Profile
Unclaimed ProfileAbout Dr. Emper
Based in Bryn Mawr, PA, William David Emper, M.D. is listed in the NPI registry under orthopedic surgery. William graduated from Harvard Medical School in 1981. William is also listed as specializing in orthopaedic surgery. Medicare claims data shows William provided 5,630 services to 936 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (800) 321-9999
- Email not available
Practice Locations
825 OLD LANCASTER RD STE 100
Bryn Mawr, PA 19010
Procedures Most Often Billed to Medicare
5,630 services · 936 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
194 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
27 |
| Removal of knee cartilage using an endoscope | Procedure | 29881 |
20 |
| Repair of shoulder rotator cuff using an endoscope | Procedure | 29827 |
12 |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | Procedure | 29826 |
12 |
| X-ray of knee, 4 or more views | Imaging | 73564 |
135 |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
61 |
| Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg | Drug given | J7329 |
4,150 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
515 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
266 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other orthopedic surgeons in Bryn Mawr 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in PA who bill this service to Medicare most often.
Common questions
What does Dr. Emper specialize in?
Dr. Emper is an orthopedic surgeon in Bryn Mawr, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where is Dr. Emper located?
Dr. Emper is listed at 825 OLD LANCASTER RD STE 100, Bryn Mawr, PA 19010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Emper's phone number?
The number on file is (800) 321-9999. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Emper?
Dr. Emper's National Provider Identifier is 1982664793. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Emper go to medical school?
Dr. Emper attended Harvard Medical School, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Emper have?
Dr. Emper has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Emper do most often?
According to Medicare billing data, Dr. Emper performs procedures including aspiration and/or injection of fluid from large joint, replacement of knee joint, both sides of knee and removal of knee cartilage using an endoscope; reads or performs imaging such as x-ray of knee, 4 or more views and x-ray of shoulder, minimum of 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Emper's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Emper. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.