RONALD S HATTIN (M.D.) – Anesthesiology Physician, NPI 1801873021

Anesthesiology Physician

RONALD S HATTIN (M.D.) is a healthcare provider. based in Denver, Colorado. specializing in Anesthesiology Physician. They hold the professional credentials M.D.. They hold a License No. 26505 (CO). The NPI Number for RONALD S HATTIN (M.D.) is 1801873021

Main info

Male

44 Years Of Experience

Accepts Medicare Assignment

Name

RONALD S HATTIN (M.D.)

NPI

1801873021

Phone

(303) 377-6825

Address

455 SHERMAN ST

Enumeration Date

29 December 2005

Last Update Date

18 April 2013

Doctor Profile

Medical School Name

INDIANA UNIVERSITY SCHOOL OF MEDICINE

Secondary Phone

3034383999

Graduation Year

1982 (44 years ago)

PAC ID

6103985957

Group Practice PAC ID

6002072055

Professional Enrollment ID

I20100525000193

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience59

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for RONALD S HATTIN (M.D.)

455, Sherman Street, Denver, Denver County, Colorado, 80203, United States
STE 510
DENVER, CO 802034400
Phone: (303) 377-6825
Fax: (303) 780-0787
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.

No Medicare enrollment or revalidation data available for this provider in our database.

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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 80203)

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Provider's Procedures

RONALD S HATTIN (M.D.) performs procedures in Anesthesiology Physician. See the list of HCPCS codes below.

Specialty	Practice State	HCPCS Code	Description	Service Count	Beneficiary Count
ANESTHESIOLOGY	CO	36556	Insertion of central venous catheter for infusion, patient 5 years or older	16	16
ANESTHESIOLOGY	CO	62311	Injections of substances into lower or sacral spine	22	16

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: 6002072055View full group profile

Name	Specialty	State
DR. ANNE WIERMAN ESTARES (D.O.)	A N E S T H E S I O L O G Y	CO
DAVID R. LADD (MD)	-	CO
ELEANOR BRAMMER	-	CO
ROSS APPLEYARD (MD)	-	CO
DR. JONATHAN S. GALLEN (M.D.)	-	CO
DR. BRUCE R. BAIRD (MD)	-	CO
MICHAEL O'CALLAGHAN (MD)	A N E S T H E S I O L O G Y	CO
JOSE DE LEON (M. D.)	-	CO
DR. JESSICA LYNN YANOSIK (MD)	A N E S T H E S I O L O G Y	COLORADO
JOHN PIERRE BAER (DO)	A N E S T H E S I O L O G Y	OH

Reviews

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Frequently asked questions

What unique ID ties claims to RONALD S HATTIN (M.D.)?

NPI 1801873021 is assigned to RONALD S HATTIN (M.D.) under the national enumeration system.

Is RONALD S HATTIN (M.D.)'s NPI currently valid?

The extract we use shows RONALD S HATTIN (M.D.) as active.

What field does RONALD S HATTIN (M.D.) work in?

You can think of RONALD S HATTIN (M.D.) as practicing within Anesthesiology Physician. Clinical services aligned with this taxonomy classification.

Does RONALD S HATTIN (M.D.) practice in Colorado?

You will see Denver, Colorado on file for RONALD S HATTIN (M.D.) alongside any extra practice locations.

Is RONALD S HATTIN (M.D.) a real provider?

This page reflects official NPPES data for NPI 1801873021. Always confirm identity and privileges with the practice and licensing boards.

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