Dr. William H. Pieratt III, DO
- Medicare services, 2018
- 335
- Part D claims, 2023
- 12
- Industry payments
- $48
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 1 Saint Marks Pl, La Grange, TX 78945-1250
- Practice phone
- Call (979) 242-2324
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
La Grange Internal Medicine
Physician office · La Grange, Texas
Find Dr. Pieratt's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William H. Pieratt III is an internist in Bryan, Texas
Dr. Pieratt practices at La Grange Internal Medicine in La Grange, Texas.
Dr. Pieratt's NPI, 1710902960, was assigned on July 12, 2006. Dr. Pieratt holds Texas license J4438.
- NPI
- 1710902960NPI Registry (opens in a new tab)
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Practice phone
- (979) 242-2324
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. William H. Pieratt III practices in La Grange and Bryan
Dr. Pieratt's primary practice is La Grange Internal Medicine, at 1 Saint Marks Pl, La Grange, TX 78945-1250. The practice phone is (979) 242-2324. The NPI Registry lists Dr. Pieratt's practice address as 2900 E 29th St Ste 200, Bryan, TX 77802.
- La Grange Internal MedicinePrimary1 Saint Marks Pl, La Grange, TX 78945-1250Phone(979) 242-2324
- NPI Registry address2900 E 29th St Ste 200, Bryan, TX 77802Phone(979) 776-8440
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. William H. Pieratt III is affiliated with 1 site of care
Dr. Pieratt's primary practice is La Grange Internal Medicine in La Grange, Texas.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William H. Pieratt III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pieratt practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| La Grange Internal Medicine | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William H. Pieratt III is one of 8,437 internists in Texas
Internal medicine is Dr. Pieratt's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Pieratt is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Pieratt
Counts of internists 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. William H. Pieratt III billed Medicare for 335 services in 2018
CMS data shows 335 Medicare services from Dr. Pieratt across 5 procedure codes in 2018. Medicare paid $18,249 for them. Every service was in an office.
Dr. Pieratt's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 5812018: 30847%
- Other services
- 2017: 1182018: 2777%
Dr. Pieratt compared with the Texas median for internists, 2018
- Dr. Pieratt
- Texas median
- Medicare services
- 335vs 53938% below
- Part D claims
- 12vs 28996% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Pieratt's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Pieratt?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pieratt and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William H. Pieratt III's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Pieratt's median patient age at 63, with 54% women.
Dr. Pieratt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. William H. Pieratt III wrote 12 Medicare Part D claims in 2023
In 2023, Dr. Pieratt wrote 12 Medicare Part D claims. They cover 1 drug, with $7,332 in total drug cost. In 2019, CMS named 114 claims across 7 drugs.
Dr. Pieratt's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2023
- 2019
- 2023
- Claims for drugs CMS names
- 2019: 1142023: 1289%
Drugs named by CMS: 1 in 2023, 7 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William H. Pieratt III received $48 in industry payments from 2017 to 2021
CMS Open Payments shows 2 general payments to Dr. Pieratt from 1 drug or device company from 2017 to 2021. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $48.
General payments to Dr. Pieratt by program year, 2017 to 2021
Companies that paid Dr. Pieratt the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William H. Pieratt III'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. William H. Pieratt III
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. William H. Pieratt III's NPI number?
Dr. William H. Pieratt III's NPI number is 1710902960. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William H. Pieratt III?
Dr. William H. Pieratt III is an internist in Bryan, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William H. Pieratt III practice?
Dr. Pieratt practices at 1 Saint Marks Pl, La Grange, TX 78945-1250. Dr. Pieratt also practices at 2900 E 29th St Ste 200, Bryan, TX 77802. Dr. Pieratt's primary practice is La Grange Internal Medicine in La Grange, Texas.
What is Dr. William H. Pieratt III's office phone number?
The practice phone on file for Dr. Pieratt is (979) 242-2324.
What is Dr. William H. Pieratt III's medical license number?
Dr. Pieratt holds Texas license J4438.
Does Dr. William H. Pieratt III accept Medicare?
Yes. CMS data shows Dr. Pieratt billed Medicare for 335 services in 2018.
What services does Dr. William H. Pieratt III bill to Medicare?
In 2018, Dr. Pieratt's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99215).
What drugs does Dr. William H. Pieratt III prescribe most?
In 2023 Medicare Part D data, Dr. Pieratt's most prescribed drugs by claims were Eliquis.
Has Dr. William H. Pieratt III received payments from drug or device companies?
CMS Open Payments shows $48 in general payments to Dr. Pieratt from 1 company from 2017 to 2021. The largest total came from Amgen Inc.
How long has Dr. William H. Pieratt III been practicing?
Dr. Pieratt's NPI was assigned in 2006.
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