Physician Profile
Unclaimed ProfileAbout TWARDZIK
Based in Atlantic City, NJ, Mark J Twardzik, DPM is listed in the NPI registry under podiatry. Mark graduated from Temple University School of Podiatric Medicine in 1979. Mark is also listed as specializing in podiatry — foot & ankle surgery. According to Medicare claims data, Mark cared for 318 Medicare patients across 554 services.
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
- (609) 344-3900
- Email not available
Practice Locations
4503 ATLANTIC AVE
Atlantic City, NJ 08401
Procedures Most Often Billed to Medicare
554 services · 318 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of fingernails or toenails, 6 or more nails | Procedure | 11721 |
297 |
| Removal of noncancer thickened skin growth, 2-4 growths | Procedure | 11056 |
89 |
| Removal of noncancer thickened skin growth, 1 growth | Procedure | 11055 |
25 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
94 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
49 |
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 podiatry specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Temple University School of Podiatric Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1979 at Temple University School of Podiatric Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of fingernails or toenails, 6 or more nails 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What is Dr. Twardzik's specialty?
Dr. Twardzik is a podiatry in Atlantic City, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PODIATRY”.
NPI registry
Where can I find Dr. Twardzik?
Dr. Twardzik is listed at 4503 ATLANTIC AVE, Atlantic City, NJ 08401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Twardzik?
The number on file is (609) 344-3900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Twardzik's NPI number?
Dr. Twardzik's National Provider Identifier is 1801965090. 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
What is Dr. Twardzik's medical education?
Dr. Twardzik attended Temple University School of Podiatric Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Twardzik been practicing?
Dr. Twardzik has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Twardzik known for?
According to Medicare billing data, Dr. Twardzik performs procedures including removal of fingernails or toenails, 6 or more nails, removal of noncancer thickened skin growth, 2-4 growths and removal of noncancer thickened skin growth, 1 growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Twardzik confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Twardzik. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.