ETHAN FREDERICK STORTZ (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1386178762

ETHAN FREDERICK STORTZ (M.D.) is a healthcare provider. based in Denver, Colorado. specializing in ENDOCRINOLOGY, INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 64599 (MN). The NPI Number for ETHAN FREDERICK STORTZ (M.D.) is 1386178762

Main info

Male
9 Years Of Experience
Accepts Medicare Assignment
Name
ETHAN FREDERICK STORTZ (M.D.)
NPI
1386178762
Phone
(303) 436-4949
Address
777 BANNOCK ST
Enumeration Date
12 April 2017
Last Update Date
23 July 2024

Doctor Profile

Medical School Name
COOPER MEDICAL SCHOOL OF ROWAN UNIVERSITY
Secondary Phone
7208480000
Graduation Year
2017 (9 years ago)
PAC ID
2062785587
Group Practice PAC ID
3476465667
Professional Enrollment ID
I20231113002357
Address ID
CO800452545AU12605AVEX413
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience61
Completeness75
Years active:9State licenses:2Digital endpointsOther names

135 ENDOCRINOLOGY in CO

Provider Addresses for ETHAN FREDERICK STORTZ (M.D.)

  • 777 BANNOCK ST

    DENVER, CO 802044597

    Phone: (303) 436-4949

    Type: Location

  • 420 DELAWARE ST SE

    MMC 284

    MINNEAPOLIS, MN 554550341

    Phone: (612) 626-5454

    Type: Mailing

  • 12801 East 17th Avenue

    Mail Stop 8106

    Aurora, CO 80045

    Phone: (303) 724-8098

    Type: Location

  • 12605 E 16th Ave

    Aurora, CO 800452545

    Phone: (720) 848-0000

    Type: Location

  • 12801 EAST 17TH AVENUE

    MAIL STOP 8106

    AURORA, CO 80045

    Phone: (303) 724-8098

    Type: Mailing

  • PO BOX 110429

    AURORA, CO 800420429

    Phone:

    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: 2023-11-13

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
I20231113002357IEndocrinologyCOTBD

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 80204)

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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: 3476465667View full group profile
NameSpecialtyState
-CO
Family PracticeCO
Advanced Heart Failure And Transplant Cardiology, Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal MedicineCO
Emergency MedicineCO
Emergency MedicineCO
-CO
-CO
Emergency MedicineCO
-CO
-CO

Reviews

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Frequently asked questions

Can I verify ETHAN FREDERICK STORTZ (M.D.) with an NPI only?
You can start verification with NPI 1386178762 for ETHAN FREDERICK STORTZ (M.D.), then check state licensing separately.
Can I rely on ETHAN FREDERICK STORTZ (M.D.) being an active provider?
As of the registry snapshot, ETHAN FREDERICK STORTZ (M.D.) is marked active.
What is ETHAN FREDERICK STORTZ (M.D.) best known for clinically?
Directory data describes ETHAN FREDERICK STORTZ (M.D.) with Endocrinology, Diabetes & Metabolism Physician. Clinical services aligned with this taxonomy classification.
Where is ETHAN FREDERICK STORTZ (M.D.) based?
ETHAN FREDERICK STORTZ (M.D.) is tied to Denver, Colorado in the data we show; additional addresses may exist on the full record.
Why does ETHAN FREDERICK STORTZ (M.D.) have multiple addresses?
8 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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