DR. GUILLERMO EDUARDO ESPINOZA (M.D.) – Internal Medicine Physician, NPI 1194081042

DR. GUILLERMO EDUARDO ESPINOZA (M.D.) is a healthcare provider. based in Sitka, Alaska. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 102592 (AK). The NPI Number for DR. GUILLERMO EDUARDO ESPINOZA (M.D.) is 1194081042

Main info

Male
14 Years Of Experience
Accepts Medicare Assignment
Name
DR. GUILLERMO EDUARDO ESPINOZA (M.D.)
NPI
1194081042
Phone
(907) 966-2411
Address
222 TONGASS DR
Enumeration Date
4 April 2012
Last Update Date
24 June 2019

Doctor Profile

Medical School Name
NEW YORK UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
9075632662
Graduation Year
2012 (14 years ago)
PAC ID
0840506556
Group Practice PAC ID
6709780265
Professional Enrollment ID
I20150826000595
Address ID
AK995085926AN4315XDRXX300
Telehealth
Yes
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

234 INTERNAL MEDICINE in AK

Provider Addresses for DR. GUILLERMO EDUARDO ESPINOZA (M.D.)

  • 222 TONGASS DR

    SITKA, AK 998359416

    Phone: (907) 966-2411

    Mailing address matches the actual address.

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: 2015-08-26

PECOS data refreshed: 2026-06-15

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
I20150826000595IInternal MedicineTXTBD

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
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes10142$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes8029$0
99238Hospital discharge day management, 30 minutes or less5247$0
99213Established patient office or other outpatient visit, 20-29 minutes2726$0
99214Established patient office or other outpatient visit, 30-39 minutes2419$0
View full utilization report →

Insurance plans in this area (ZIP 99835)

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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: 6709780265View full group profile
NameSpecialtyState
-AK
Anesthesiology, Pain ManagementTN
Internal MedicineNY
-AK
Nurse PractitionerAK
A N E S T H E S I O L O G YIN
A N E S T H E S I O L O G YWA
Certified Nurse Midwife (Cnm)AK
-AK
Physician AssistantAK

Reviews

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Frequently asked questions

What identifier follows DR. GUILLERMO EDUARDO ESPINOZA (M.D.) across health systems?
The NPI 1194081042 uniquely identifies DR. GUILLERMO EDUARDO ESPINOZA (M.D.) in U.S. healthcare data.
Is DR. GUILLERMO EDUARDO ESPINOZA (M.D.) currently accepting referrals based on NPI status?
Registry metadata lists DR. GUILLERMO EDUARDO ESPINOZA (M.D.) as active.
What type of care does DR. GUILLERMO EDUARDO ESPINOZA (M.D.) provide?
DR. GUILLERMO EDUARDO ESPINOZA (M.D.)'s profile centers on Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Can patients visit DR. GUILLERMO EDUARDO ESPINOZA (M.D.) in Sitka, Alaska?
For routing, start with Sitka, Alaska for DR. GUILLERMO EDUARDO ESPINOZA (M.D.), then verify phone and hours locally.
Who maintains DR. GUILLERMO EDUARDO ESPINOZA (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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