NICHOLAS S. RACKER (D.O.) – Anesthesiology Physician, NPI 1205124401

NICHOLAS S. RACKER (D.O.) is a healthcare provider. based in Reno, Nevada. specializing in ANESTHESIOLOGY. They hold the professional credentials D.O.. They hold a License No. DO1946 (NV). The NPI Number for NICHOLAS S. RACKER (D.O.) is 1205124401

Main info

Male
Sole Proprietor
15 Years Of Experience
Accepts Medicare Assignment
Name
NICHOLAS S. RACKER (D.O.)
NPI
1205124401
Phone
(775) 348-1900
Address
1 E LIBERTY ST STE 555
Enumeration Date
21 July 2011
Last Update Date
8 May 2015

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8018077140
Graduation Year
2011 (15 years ago)
PAC ID
5395066153
Group Practice PAC ID
5395793905
Professional Enrollment ID
I20240507002407
Address ID
UT840411142LA1600XDRXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience42
Completeness75
Years active:14State licenses:1Digital endpointsOther names

555 ANESTHESIOLOGY in NV

Provider Addresses for NICHOLAS S. RACKER (D.O.)

  • 1 E LIBERTY ST STE 555

    RENO, NV 895012110

    Phone: (775) 348-1900

    Fax: (775) 348-1912

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $18.

Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.

Last reported payment date: 2024-03-26 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($18).

Total Amount

$18

General + Research + Ownership

Payments

1

Total payment records

General Amount

$18

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-03-26

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Merck Sharp & Dohme LLC$18
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: 2024-05-07

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
I20240507002407IAnesthesiologyUTTBD

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 89501)

Loading plans...

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: 5395793905View full group profile
NameSpecialtyState
-UT
A N E S T H E S I O L O G YUT
-UT
A N E S T H E S I O L O G YUT
A N E S T H E S I O L O G YWA
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 YOH
A N E S T H E S I O L O G YAL
Anesthesiology, Hospice/Palliative Care, Pain ManagementUT
Anesthesiology, Pain ManagementUT

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Does NICHOLAS S. RACKER (D.O.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — NICHOLAS S. RACKER (D.O.) uses 1205124401.
Is NICHOLAS S. RACKER (D.O.) listed as active for patients and plans?
The listing shows NICHOLAS S. RACKER (D.O.) as active in the NPI system.
What is NICHOLAS S. RACKER (D.O.)'s primary classification?
Anesthesiology Physician is the headline specialty for NICHOLAS S. RACKER (D.O.) here. Clinical services aligned with this taxonomy classification.
What address line appears for NICHOLAS S. RACKER (D.O.)?
NICHOLAS S. RACKER (D.O.)'s geographic hint is Reno, Nevada in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

Similar Providers

DR. WES JAMES IRWIN (MD MS)

Anesthesiology Physician
South Lake Tahoe, California, United States
NPI: 1538166715

MICHAEL NUSSBAUM (M.D.)

Anesthesiology Physician
PO BOX 969096
NPI: 1932100856

DR. ROBERT J KYPER (M.D.)

Anesthesiology Physician
Benefis East, 1101, 26th Street South, Great Falls, Cascade County, Montana, 59405, United States
NPI: 1992792709

DR. STEVE CHIA-HUA SHIUE (MD)

Anesthesiology Physician
Band Box Place, Dallas, Dallas County, Texas, 75244, United States
NPI: 1518943794

ROBERT MASON (DO)

Anesthesiology Physician
1, East Liberty Street, Midtown, Reno, Washoe County, Nevada, 89501, United States
NPI: 1043296031

JORG FRIEDRICH DUNCKELMEYER (MD)

Anesthesiology Physician
West Russell Road, Paradise, Clark County, Nevada, 89158, United States
NPI: 1780657114

DONALD MILLER JR. MASON (MD)

Anesthesiology Physician
1155 MILL ST # M14
NPI: 1053386755
1 E LIBERTY ST STE 555
NPI: 1659332872

BRIAN E BREWER (MD)

Anesthesiology Physician
1155 MILL ST # M14
NPI: 1346206000