Dr. Peter Walter Barrett, MD
- Medicare services, 2024
- 184
- Medicare patients, 2024
- 94
- MIPS score, 2024
- 92
- Hospital affiliations
- 1
- Industry payments
- $9,341
- Practice address
- 1968 Peachtree Rd NW, Atlanta, GA 30309
- Practice phone
- Call (404) 605-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Peter Walter Barrett is a surgical critical care physician in Atlanta, Georgia
Dr. Barrett practices at Piedmont Atlanta in Atlanta, Georgia, part of Piedmont Healthcare.
Dr. Barrett's NPI, 1043291826, was assigned on November 9, 2005. Dr. Barrett holds Georgia license 069372.
- NPI
- 1043291826NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981503646
- NPI enumeration date
- November 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (404) 605-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Walter Barrett practices at Piedmont Atlanta in Atlanta, Georgia
Dr. Barrett's primary practice is Piedmont Atlanta, at 1968 Peachtree Rd NW, Atlanta, GA 30309 in Fulton County. The practice phone is (404) 605-5000.
- Piedmont Atlanta1968 Peachtree Rd NW, Atlanta, GA 30309 · Fulton CountyPhone(404) 605-5000
Source: Dmand AI Affiliation Data
Dr. Peter Walter Barrett is affiliated with 2 sites of care and 1 medical group
Dr. Barrett's primary practice is Piedmont Atlanta in Atlanta, Georgia, part of Piedmont Healthcare. The medical group on file is Piedmont Heart Institute. Dmand AI also links Dr. Barrett to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Peter Walter Barrett's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barrett practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Piedmont Atlanta | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Piedmont Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Peter Walter Barrett is one of 56 surgical critical care physicians in Georgia
Surgical critical care is Dr. Barrett's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dr. Barrett is licensed in Georgia.
Specialties and state licenses
- Surgical critical care, GeorgiaPrimary
Surgical critical care physicians near Dr. Barrett
Counts of surgical critical care physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Peter Walter Barrett billed Medicare for 184 services in 2024
CMS data shows 184 Medicare services from Dr. Barrett across 5 procedure codes in 2024, for 94 Medicare patients. Medicare paid $23,945 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Barrett's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 732024: 11760%
- Surgery
- 2023: 292024: 67131%
- Other services
- 2023: 152024: 0100%
Dr. Barrett compared with the Georgia median for surgical critical care physicians, 2024
- Dr. Barrett
- Georgia median
- Medicare services
- 184vs 184Close to median
- Medicare patients
- 94vs 12324% below
Medians across 52 surgical critical care physicians in Georgia with Dmand AI profiles that report each measure.
Dr. Barrett's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter Walter Barrett treated 94 Medicare patients in 2024, average age 69
CMS counts 94 Medicare patients who saw Dr. Barrett in 2024. The largest group is 65 to 74, with 50 patients. 75% of them have heart failure, and 75% have high blood pressure. 17% are also on Medicaid. Their average risk score is 2.56, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Barrett's median patient age at 59, with 35% women.
Dr. Barrett's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Barrett's Medicare patients by sex, 2024
- Women3335%
- Men6165%
Chronic conditions among Dr. Barrett's Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation66%
- Chronic kidney disease52%
- Diabetes52%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barrett's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women35%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter Walter Barrett scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Barrett for performance year 2024, reported through an alternative payment model (APM). Dr. Barrett accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Barrett, more than 43% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Barrett's MIPS scores, performance year 2024
- 92of 100Final score
- 83.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Barrett ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 43rd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Peter Walter Barrett received $9,341 in industry payments from 2016 to 2025
CMS Open Payments shows 36 general payments to Dr. Barrett from 15 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 45% of the total. Paragonix Technologies, Inc. paid the most, $4,000.
General payments to Dr. Barrett by program year, 2016 to 2025
General payments to Dr. Barrett by kind, 2016 to 2025
- Consulting fees$4,16745%
- Honoraria$2,50027%
- Travel and lodging$1,36915%
- Food and beverage$1,05511%
- Education speaker fees$2503%
Companies that paid Dr. Barrett the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter Walter Barrett's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Peter Walter Barrett
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Peter Walter Barrett's NPI number?
Dr. Peter Walter Barrett's NPI number is 1043291826. It was assigned on November 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Walter Barrett?
Dr. Peter Walter Barrett is a surgical critical care physician in Atlanta, Georgia. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Peter Walter Barrett practice?
Dr. Barrett practices at 1968 Peachtree Rd NW, Atlanta, GA 30309. Dr. Barrett's primary practice is Piedmont Atlanta in Atlanta, Georgia, part of Piedmont Healthcare. Dmand AI also links Dr. Barrett to 1 group practice or clinic.
What is Dr. Peter Walter Barrett's office phone number?
The practice phone on file for Dr. Barrett is (404) 605-5000.
What is Dr. Peter Walter Barrett's medical license number?
Dr. Barrett holds Georgia license 069372.
Which hospitals is Dr. Peter Walter Barrett affiliated with?
Dr. Barrett practices at Piedmont Atlanta in Atlanta, Georgia.
What medical group is Dr. Peter Walter Barrett part of?
Dr. Barrett is linked to Piedmont Heart Institute.
Does Dr. Peter Walter Barrett accept Medicare?
Yes. CMS data shows Dr. Barrett billed Medicare for 184 services in 2024, and Dr. Barrett accepts Medicare assignment.
What is Dr. Peter Walter Barrett's MIPS score?
Dr. Barrett's MIPS final score for performance year 2024 is 92 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Peter Walter Barrett see?
CMS counts 94 Medicare patients who saw Dr. Barrett in 2024, with an average age of 69.
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What services does Dr. Peter Walter Barrett bill to Medicare?
In 2024, Dr. Barrett's most billed Medicare services were critical care (99291), hospital inpatient care (99233) and surgery: heart and blood vessels (33949).
Has Dr. Peter Walter Barrett received payments from drug or device companies?
CMS Open Payments shows $9,341 in general payments to Dr. Barrett from 15 companies from 2016 to 2025. The largest total came from Paragonix Technologies, Inc.
How long has Dr. Peter Walter Barrett been practicing?
Dr. Barrett graduated from medical school in 1985, 41 years ago.
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