NELSON SHAM (DO) – Anesthesiology Physician, NPI 1306465547

NELSON SHAM (DO) is a healthcare provider. based in Chicago, Illinois. specializing in ANESTHESIOLOGY. They hold the professional credentials DO. They hold a License No. 125.081106 (IL). The NPI Number for NELSON SHAM (DO) is 1306465547

Main info

Male
5 Years Of Experience
Accepts Medicare Assignment
Name
NELSON SHAM (DO)
NPI
1306465547
Phone
Not provided
Address
836 W WELLINGTON AVE
Enumeration Date
8 April 2020
Last Update Date
21 July 2024

Doctor Profile

Medical School Name
DES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Secondary Phone
5105371234
Graduation Year
2021 (5 years ago)
PAC ID
2769990340
Group Practice PAC ID
4688642028
Professional Enrollment ID
I20250805000853
Address ID
CA945465305CA20103RDXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience41
Completeness75
Years active:6State licenses:1Digital endpointsOther names

2,633 ANESTHESIOLOGY in IL

Provider Addresses for NELSON SHAM (DO)

  • 836 W WELLINGTON AVE

    CHICAGO, IL 606575147

    Phone:

    Type: Mailing

  • 3200 GRAND AVE

    DES MOINES, IA 503124104

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $81.

Total Amount is formed as General ($81) + Research ($0) + Ownership ($0) = $81.

Last reported payment date: 2024-09-06 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($34).

Total Amount

$81

General + Research + Ownership

Payments

3

Total payment records

General Amount

$81

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-09-06

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2025-08-05

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
I20250805000853IAnesthesiologyCATBD

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60657)

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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: 4688642028View full group profile
NameSpecialtyState
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YSC
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YMI
A N E S T H E S I O L O G YCA
A N E S T H E S I O L O G YMI
A N E S T H E S I O L O G YCA

Reviews

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Frequently asked questions

Can I cross-check NELSON SHAM (DO) using NPI 1306465547?
NPI 1306465547 belongs to NELSON SHAM (DO); compare other details if you need extra assurance.
Active or inactive — what applies to NELSON SHAM (DO)?
You should see NELSON SHAM (DO) as active in CMS-hosted NPPES data.
What clinical focus is listed for NELSON SHAM (DO)?
At a glance, NELSON SHAM (DO) is tied to Anesthesiology Physician. Clinical services aligned with this taxonomy classification.
Where in Illinois is NELSON SHAM (DO) registered?
Use Chicago, Illinois as the headline location for NELSON SHAM (DO) here.
What does 4 location(s) imply?
4 practice locations appear in the available data.

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