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Treatment Tracker

How This Provider Compares

This Provider

Avg in State & Specialty

Providers in this state and specialty were reimbursed, on average, $335 per patient in 2012.
They performed about 5 services per patient. Here’s how this provider compares.
Number of
Patients
120
Rank: 17th
out of 20 providers in this state & specialty
Services
Performed
439
Rank: 18th
out of 20 providers in this state & specialty
Avg Services
Per Patient
3.7 This Provider
Avg 5.4
Total Paid
by Medicare
$22.1K
Rank: 18th
out of 20 providers in this state & specialty
Avg Paid
Per Patient
$184 This Provider
Avg $335

Office Visits

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Top Billing

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Medicare reimburses office visits using a five-point scale, with five being the most intensive and costly. The chart below shows what percentage of this provider’s office visits were reimbursed at each level. A higher than average proportion of costly visits is not necessarily an indication of a problem, but it may be worth asking about.

Hover over each slice to see percentage breakdown.

Donald C. Preston
Average for Internal Medicine Providers in Guam

Who Patients See Before and After This Provider

Providers often refer their patients to a small network of other providers and organizations. Here’s who patients saw the most patients within 30 days before or after this provider, from Jan. 2012 to June 2013.

This Provider's Services

This provider performed 6 different services in 2012
CATEGORY
Description of Service
Times Performed (or Units) This Service's Rank Patients Unique Visits
Per Patient
Billed to Medicare Payments from Medicare
EVALUATION AND MANAGEMENT

Established patient office or other outpatient visit, typ... +

Established patient office or other outpatient visit, typically 15 minutes ×

Service Code: 99213
Performed in an office
256
times performed,
58% of his services

1st 1st

most performed service for this provider most performed service in this state & specialty

102
patients got this service, 85% of his patients
2.5
average number of visits a patient made for this service
(Peers: 2.5)
$19,200an average of $75 per time performed $12,288
an average of $48 per time performed
EVALUATION AND MANAGEMENT

Established patient office or other outpatient, visit typ... +

Established patient office or other outpatient, visit typically 25 minutes ×

Service Code: 99214
Performed in an office
71
times performed,
16% of his services

2nd 2nd

most performed service for this provider most performed service in this state & specialty

48
patients got this service, 40% of his patients
1.5
average number of visits a patient made for this service
(Peers: 2.3)
$7,810an average of $110 per time performed $5,538
an average of $78 per time performed
EVALUATION AND MANAGEMENT

Subsequent hospital inpatient care, typically 25 minutes ... +

Subsequent hospital inpatient care, typically 25 minutes per day ×

Service Code: 99232
Performed in a facility
40
times performed,
9% of his services

3rd 3rd

most performed service for this provider most performed service in this state & specialty

11
patients got this service, 9% of his patients
1.4
average number of visits a patient made for this service
(Peers: 3.2)
$2,880an average of $72 per time performed $2,280
an average of $57 per time performed
PROCEDURES

Administration of influenza virus vaccine

Service Code: G0008
Performed in an office
27
times performed,
6% of his services

4th 6th

most performed service for this provider most performed service in this state & specialty

27
patients got this service, 23% of his patients
1
average number of visits a patient made for this service
(Peers: 1)
$621an average of $23 per time performed $621
an average of $23 per time performed
TEMPORARY CODES

Influenza virus vaccine, split virus, when administered t... +

Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluzone) ×

Service Code: Q2038
Performed in an office
27
times performed,
6% of his services

5th 10th

most performed service for this provider most performed service in this state & specialty

27
patients got this service, 23% of his patients
1
average number of visits a patient made for this service
(Peers: 1)
$324an average of $12 per time performed $324
an average of $12 per time performed
EVALUATION AND MANAGEMENT

Hospital discharge day management, 30 minutes or less

Service Code: 99238
Performed in a facility
18
times performed,
4% of his services

6th 16th

most performed service for this provider most performed service in this state & specialty

11
patients got this service, 9% of his patients
1.6
average number of visits a patient made for this service
(Peers: 1.4)
$1,296an average of $72 per time performed $1,044
an average of $58 per time performed

Sources: Centers for Medicare and Medicaid Services, National Plan and Provider Enumeration System, American Medical Association

Services that begin with a letter come from CMS. All other codes and descriptions of the medical procedures are from the Current Procedural Terminology (CPT®) code set, copyright 2013 American Medical Association. All rights reserved. Where practical, AMA’s consumer friendly translation of the CPT descriptor was used. ProPublica has received permission from the AMA to use these codes on this site.

Notes: This provider has a self-reported specialty of "Internal Medicine." In some cases the self-reported specialty may differ from the specialty listed above, which comes from Medicare. Medicare redacted this data for any services provided to fewer than 11 patients.

Incorrect Info? If you are a provider and you believe your address is incorrect, check the listing you created on the National Provider Identifier registry. If you change your listing, send a note to checkup@propublica.org and we will update your information. If you have other questions about this data, send a note to checkup@propublica.org. Here's a link to Medicare's data on this provider.


Read our methodology.


Credits: Warning icon designed by Stefan Parnarov from the Noun Project.