DR. ALAN M SIELAFF (M.D.) – Emergency Medicine Physician, NPI 1679837801

DR. ALAN M SIELAFF (M.D.) is a healthcare provider. based in Ann arbor, Michigan. specializing in EMERGENCY MEDICINE. They hold the professional credentials M.D.. They hold a License No. 4301100512 (MI). The NPI Number for DR. ALAN M SIELAFF (M.D.) is 1679837801

Main info

Male
Sole Proprietor
14 Years Of Experience
Accepts Medicare Assignment
Name
DR. ALAN M SIELAFF (M.D.)
NPI
1679837801
Phone
(734) 763-7919
Address
1500 E. MEDICAL CENTER DRIVE
Enumeration Date
3 July 2012
Last Update Date
30 December 2021

Doctor Profile

Medical School Name
LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Secondary Phone
9897235211
Graduation Year
2012 (14 years ago)
PAC ID
8123271566
Group Practice PAC ID
9931462132
Professional Enrollment ID
I20150713000904
Address ID
MI488672120OW826XXSTXX400

Contacts

Secure Messaging
asielaff23915@direct.trinity-health.org
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience55
Completeness85
Years active:13State licenses:1Other namesUpdated within 12 months

3,158 EMERGENCY MEDICINE in MI

Provider Addresses for DR. ALAN M SIELAFF (M.D.)

  • 1500 E. MEDICAL CENTER DRIVE

    B1-380 TC, SPC 5305

    ANN ARBOR, MI 481095305

    Phone: (734) 763-7919

    Fax: (734) 763-9298

    Type: Mailing

  • 2000 GREEN RD STE 300

    ANN ARBOR, MI 481051575

    Phone: (734) 995-3764

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2015-07-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20150713000904IEmergency MedicineMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making293280$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only138125$0
99284Emergency department visit with moderate level of medical decision making120116$0
99283Emergency department visit with low level of medical decision making2625$0
View full utilization report →

Insurance plans in this area (ZIP 48109)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9931462132View full group profile
NameSpecialtyState
Emergency MedicineMI
Emergency MedicineMI
Emergency MedicineMI
Emergency MedicineMD
Emergency MedicineRI
-IL
-MI

Reviews

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Frequently asked questions

What federal number belongs to DR. ALAN M SIELAFF (M.D.)?
The federal identifier for DR. ALAN M SIELAFF (M.D.) is NPI 1679837801.
Does this profile mean DR. ALAN M SIELAFF (M.D.) is currently active?
Yes — DR. ALAN M SIELAFF (M.D.) appears active in the national provider directory.
Does DR. ALAN M SIELAFF (M.D.) list a primary specialty?
If you are matching referrals, note Emergency Medicine Physician for DR. ALAN M SIELAFF (M.D.). Clinical services aligned with this taxonomy classification.
Where is DR. ALAN M SIELAFF (M.D.)'s primary listing?
We display Ann Arbor, Michigan because that is what the record indicates for DR. ALAN M SIELAFF (M.D.).
What if Ann Arbor, Michigan seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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