Physician Profile
Unclaimed ProfileAbout AST
Based in Paramus, NJ, Michael Paul Ast, M.D. is listed in the NPI registry under orthopaedic surgery. Michael is also listed as specializing in orthopaedic adult reconstructive surgery. According to Medicare claims data, Michael cared for 969 Medicare patients across 1,429 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (201) 599-8056
- Email not available
Practice Locations
15 E MIDLAND AVE STE 1A
Paramus, NJ 07652
Procedures Most Often Billed to Medicare
1,429 services · 969 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Computer-assisted surgery for muscle and bone procedure | Procedure | 20985 |
177 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
111 |
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
78 |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
56 |
| Replacement of knee joint on side of knee | Procedure | 27446 |
17 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
384 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
354 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
110 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
59 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
32 |
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 3
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 orthopaedic surgeons in Paramus 4
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Computer-assisted surgery for muscle and bone procedure 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What is Dr. Ast's specialty?
Dr. Ast is an orthopaedic surgeon in Paramus, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Orthopaedic Surgery”.
NPI registry
Where can I find Dr. Ast?
Dr. Ast is listed at 15 E MIDLAND AVE STE 1A, Paramus, NJ 07652. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ast?
The number on file is (201) 599-8056. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ast's NPI number?
Dr. Ast's National Provider Identifier is 1427204106. 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
How long has Dr. Ast been practicing?
Dr. Ast has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Dr. Ast known for?
According to Medicare billing data, Dr. Ast performs procedures including computer-assisted surgery for muscle and bone procedure, replacement of knee joint, both sides of knee and aspiration and/or injection of fluid large joint using ultrasound guidance, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ast confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ast. 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.