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Edit this profileWhere to find John D. Maskill
- Sheridan location main office
301 N Main St, Sheridan, MI 48884 - Grand Rapids location
1525 E Beltline Ave NE, Grand Rapids, MI 49525
About John Maskill
John D. Maskill practices orthopaedic foot & ankle surgery in Sheridan, MI. John is a 2001 graduate of Wayne State University School of Medicine. Medicare claims data shows John provided 1,824 services to 267 patients. The services billed most often include injection, methylprednisolone acetate, 1 mg, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and x-ray of foot, minimum of 3 views. The provider's National Provider Identifier (NPI) is 1669422077.
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
- (989) 291-3261
- Email not available
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Practice Locations
301 N MAIN ST
Sheridan, MI 48884
1525 E Beltline Ave NE
Grand Rapids, MI 49525
Procedures Most Often Billed to Medicare
1,824 services · 267 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
18 | Less often than most peers in Orthopaedic Foot & Ankle Surgery |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
99 | Less often than most peers in Orthopaedic Foot & Ankle Surgery |
| X-ray of ankle, minimum of 3 views | Imaging | 73610 |
60 | Less often than most peers in Orthopaedic Foot & Ankle Surgery |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
12 | Less often than most peers in Orthopaedic Foot & Ankle Surgery |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
1,440 | As often as other peers in Orthopaedic Foot & Ankle Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
107 | As often as other peers in Orthopaedic Foot & Ankle Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
75 | Less often than most peers in Orthopaedic Foot & Ankle Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often than most peers in Orthopaedic Foot & Ankle 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.
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.
Trained at Wayne State University School of Medicine 6
Other providers in the same specialty who trained at the same institution.
Class of 2001 at Wayne State University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is John D. Maskill?
John D. Maskill is an orthopaedic foot & ankle surgeon in Sheridan, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Foot & Ankle Surgery”.
NPI registry
What is John D. Maskill's address?
John D. Maskill is listed at 301 N Main St, Sheridan, MI 48884. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John D. Maskill?
The number on file is (989) 291-3261. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John D. Maskill?
John D. Maskill's National Provider Identifier is 1669422077. 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 John D. Maskill train?
John D. Maskill attended Wayne State University School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John D. Maskill have?
John D. Maskill has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What procedures does John D. Maskill perform?
According to Medicare billing data, John D. Maskill performs procedures including aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of foot, minimum of 3 views and x-ray of ankle, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John D. Maskill's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John D. Maskill. If this is you, claiming it is free.
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