Physician Profile
Unclaimed ProfileAbout SHAFFER
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Areas of Expertise
Common questions
What is Dr. Shaffer's specialty?
Dr. Shaffer is an emergency physician in Ann Arbor, MI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Emergency Medicine”.
NPI registry
Where can I find Dr. Shaffer?
Dr. Shaffer is listed at 1500 EAST MEDICAL CENTER DR B1 FLOOR UNIVERSITY HOSPITAL RECP EMERGENCY, Ann Arbor, MI 48109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Shaffer?
The number on file is (734) 936-6666. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Shaffer's NPI number?
Dr. Shaffer's National Provider Identifier is 1083608640. 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. Shaffer been practising?
Dr. Shaffer has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
What is Dr. Shaffer known for?
According to Medicare billing data, Dr. Shaffer provides treatments such as ultrasound of heart, follow-up, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Shaffer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Shaffer. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (734) 936-6666
- Email not available
Practice Locations
1500 EAST MEDICAL CENTER DR B1 FLOOR UNIVERSITY HOSPITAL RECP EMERGENCY
Ann Arbor, MI 48109
Procedures Most Often Billed to Medicare
674 services · 639 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound of heart, follow-up | Treatment | 93308 |
20 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
442 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
175 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
21 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
16 |
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 6
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 emergency physicians in Ann Arbor 8
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Ultrasound of heart, follow-up 8
Providers in MI who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.