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Edit this profileAt a glance
- 7500 Central Ave, Suite 108, Philadelphia, PA 19111
About Dr. Markmann
William J. Markmann, MD is a healthcare provider in Philadelphia, PA specializing in orthopedic surgery. William trained at Temple University School of Medicine, graduating in 1974. William is also listed as specializing in orthopaedic surgery. According to Medicare claims data, William cared for 911 Medicare patients across 2,622 services. The services billed most often include injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and aspiration and/or injection of fluid from large joint. This provider record is associated with NPI 1912973660.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (215) 745-4050
- Email not available
Practice Locations
7500 CENTRAL AVE SUITE 108
Philadelphia, PA 19111
Conditions Commonly Evaluated or Treated
Within Orthopedic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
2,622 services · 911 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
289 | More often than most peers in Orthopedic Surgery |
| Injection of trigger points, 1-2 muscles | Procedure | 20552 |
37 | More often than most peers in Orthopedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
125 | More often than most peers in Orthopedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
79 | More often than most peers in Orthopedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
29 | Less often than most peers in Orthopedic Surgery |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
28 | As often as other peers in Orthopedic Surgery |
| X-ray of pelvis, 1-2 views | Imaging | 72170 |
23 | As often as other peers in Orthopedic Surgery |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
1,420 | More often than most peers in Orthopedic Surgery |
| Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Drug given | J7324 |
63 | As often as other peers in Orthopedic Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
409 | More often than most peers in Orthopedic Surgery |
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.
Other orthopedic surgeons at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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.
More connections — 29 related providers in 4 groups
Other orthopedic surgeons in Philadelphia 8
Same specialty, same city.
Trained at Temple University School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1974 at Temple University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 6
Providers in PA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Markmann?
Dr. Markmann is an orthopedic surgeon in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopedic Surgery”.
NPI registry
What is Dr. Markmann's address?
Dr. Markmann is listed at 7500 Central Ave Suite 108, Philadelphia, PA 19111. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Markmann?
The number on file is (215) 745-4050. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Markmann's NPI number?
Dr. Markmann's National Provider Identifier is 1912973660. 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. Markmann train?
Dr. Markmann attended Temple University School of Medicine, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Markmann been practicing?
Dr. Markmann has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Markmann perform?
According to Medicare billing data, Dr. Markmann performs procedures including aspiration and/or injection of fluid from large joint and injection of trigger points, 1-2 muscles; reads or performs imaging such as x-ray of knee, 3 views and x-ray of hip, 2-3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Markmann confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Markmann. If this is you, claiming it is free.
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