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Edit this profileBased in Provincetown, MA, William E. Shay, MD is listed in the NPI registry under internal medicine. William graduated from Albany Medical College of Union University in 1981. Medicare claims data shows William provided 140 services to 132 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with tracing, urinalysis, manual test, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. NPI 1033198627 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
49 HARRY KEMP WAY
Provincetown, MA 02657
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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140 services · 132 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
93 | More than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
13 | Less often than most peers in Internal Medicine |
| Urinalysis, manual test | Lab test | 81002 |
23 | As often as other peers in Internal Medicine |
| Electrocardiogram, routine ecg with 12 leads; tracing only, without interpretation and report, performed as a screening for the initial preventive physical examination | Billing code | G0404 |
11 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Shay is an internist in Provincetown, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Shay is listed at 49 Harry Kemp Way, Provincetown, MA 02657. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (508) 487-9395. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Shay's National Provider Identifier is 1033198627. 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
Dr. Shay attended Albany Medical College of Union University, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
Dr. Shay has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Shay provides treatments such as routine electrocardiogram using at least 12 leads with tracing and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Shay. If this is you, claiming it is free.
Guide.md
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