THOMAS CHALMERS (MD) – Anesthesiology Physician, NPI 1407807423

Anesthesiology Physician

THOMAS CHALMERS (MD) is a healthcare provider. based in Boulder, Colorado. specializing in Anesthesiology Physician. They hold the professional credentials MD. They hold a License No. 29095 (CO). The NPI Number for THOMAS CHALMERS (MD) is 1407807423

Main info

Male

Sole Proprietor

43 Years Of Experience

Accepts Medicare Assignment

Name

THOMAS CHALMERS (MD)

NPI

1407807423

Phone

(303) 440-2273

Address

1100 BALSAM AVE

Enumeration Date

15 May 2006

Last Update Date

16 March 2015

Doctor Profile

Medical School Name

UNIVERSITY OF FLORIDA COLLEGE OF MEDICINE

Secondary Phone

3034157000

Graduation Year

1983 (43 years ago)

PAC ID

3870523418

Group Practice PAC ID

7113830993

Professional Enrollment ID

I20110418000644

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience54

Completeness75

Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for THOMAS CHALMERS (MD)

1100, Balsam Avenue, Washington Village, Boulder, Boulder County, Colorado, 80304, United States
BOULDER, CO 803043404
Phone: (303) 440-2273
Type: Location
PO BOX 668
ARVADA, CO 800010668
Phone: (303) 422-9438
Fax: (303) 422-9474
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.

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

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 80304)

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Provider's Procedures

THOMAS CHALMERS (MD) performs procedures in Anesthesiology Physician. See the list of HCPCS codes below.

Specialty	Practice State	HCPCS Code	Description	Service Count	Beneficiary Count
ANESTHESIOLOGY	CO	00142	Anesthesia for lens surgery	34	29

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: 7113830993View full group profile

Name	Specialty	State
RICHARD GILDERSLEEVE (MD)	-	CO
TORIN DAVID SHEAR (MD)	A N E S T H E S I O L O G Y	MA
TARA ANN LENK (D.O.)	A N E S T H E S I O L O G Y	CO
DR. JORDAN GOZDZIALSKI (M.D.)	Anesthesiology, Hospitalist	NE
BENJAMIN SCHUMACHER (D.O.)	A N E S T H E S I O L O G Y	AZ
DR. SEAN CHRISTOPHER MALIN (MD)	A N E S T H E S I O L O G Y	CO
JUSTIN P MESCHLER (MD)	-	CO
DR. CHRISTOPHER THOMAS YATES (DO)	A N E S T H E S I O L O G Y	IA
BRENNAN L MCGILL (M.D.)	A N E S T H E S I O L O G Y	CO
WILLIAM M III GAMBRELL (M.D.)	A N E S T H E S I O L O G Y	CO