Individual
DOUGLAS T SUMMERFIELD
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
1000 4TH ST SW, MASON CITY, IA 50401-2800
(641) 428-6999
(641) 428-6678
Mailing address
621 S ILLINOIS AVE STE 103, MASON CITY, IA 50401-5489
(641) 428-3041
(641) 428-3059
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
0101246408
VA
207RC0200X
Critical Care Medicine (Internal Medicine) Physician
105450
MN
207RC0200X
Critical Care Medicine (Internal Medicine) Physician
Primary
41014
IA
207RC0200X
Critical Care Medicine (Internal Medicine) Physician
54611
MN
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
10061644
OPTIMA HEALTH
VA
05
—
1518120633
—
VA
01
—
408284
ANTHEM BC/BS
VA
05
—
5915367
—
NC
01
—
PAR
MULTIPLAN
VA
Enumeration date
07/09/2008
Last updated
05/30/2023
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