Dr. Allen Sonstein, MD
- Medicare services, 2021
- 538
- Part D claims, 2024
- 27
- Industry payments
- $2,068
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 7201 Manchaca Rd B, Austin, TX 78745-5259
- Practice phone
- Call (512) 443-3577
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Adult Care Of Austin
Primary care practice · Austin, Texas
Find Dr. Sonstein'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. Allen Sonstein is an internist in Austin, Texas
Dr. Sonstein practices at Adult Care Of Austin in Austin, Texas.
Dr. Sonstein's NPI, 1831194489, was assigned on June 19, 2005. Dr. Sonstein graduated from Sidney Kimmel Medical College in 1972. Dr. Sonstein holds Texas license E3462.
- NPI
- 1831194489NPI Registry (opens in a new tab)
- NPI enumeration date
- June 19, 2005
- NPI status
- Active
- Practice phone
- (512) 443-3577
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allen Sonstein practices at Adult Care of Austin in Austin, Texas
Dr. Sonstein's primary practice is Adult Care of Austin, at 7201 Manchaca Rd B, Austin, TX 78745-5259. The practice phone is (512) 443-3577.
- Adult Care of Austin7201 Manchaca Rd B, Austin, TX 78745-5259Phone(512) 443-3577
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Allen Sonstein is affiliated with 1 site of care and 1 medical group
Dr. Sonstein's primary practice is Adult Care Of Austin in Austin, Texas. The medical group on file is Adult Care of Austin.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Allen Sonstein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sonstein practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adult Care Of Austin | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Allen Sonstein is one of 8,437 internists in Texas
Internal medicine is Dr. Sonstein's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sonstein is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Sonstein's licenses on file in 2 states: Texas and Pennsylvania.
Specialties and state licenses
- Internal medicine, TexasPrimary
- Pennsylvania license
Internists near Dr. Sonstein
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. Allen Sonstein billed Medicare for 538 services in 2021
CMS data shows 538 Medicare services from Dr. Sonstein across 8 procedure codes in 2021. Medicare paid $27,732 for them. Every service was in an office.
Dr. Sonstein's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 2,2152021: 50177%
- Other services
- 2020: 1802021: 3779%
- Lab and pathology
- 2020: 522021: 0100%
- Tests and treatments
- 2020: 832021: 0100%
- Surgery
- 2020: 242021: 0100%
Dr. Sonstein compared with the Texas median for internists, 2021
- Dr. Sonstein
- Texas median
- Medicare services
- 538vs 539Close to median
- Part D claims
- 11vs 28996% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Sonstein's most billed Medicare procedure codes, 2021
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. Sonstein?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sonstein and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Allen Sonstein's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Sonstein's median patient age at 76, with 47% women.
Dr. Sonstein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Dr. Allen Sonstein wrote 27 Medicare Part D claims in 2024
In 2024, Dr. Sonstein wrote 27 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $126 in total drug cost. In 2021, CMS named 1,582 claims across 52 drugs.
Dr. Sonstein's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 1,5822022: 1199%
Drugs named by CMS: 1 in 2022, 52 in 2021.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Allen Sonstein received $2,068 in industry payments from 2016 to 2023
CMS Open Payments shows 72 general payments to Dr. Sonstein from 18 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 80% of the total. Janssen Research & Development, LLC paid the most, $1,033.
General payments to Dr. Sonstein by program year, 2016 to 2023
General payments to Dr. Sonstein by kind, 2016 to 2023
- Food and beverage$1,65680%
- Travel and lodging$41320%
Companies that paid Dr. Sonstein the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Allen Sonstein has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Sonstein, most recently CMS Stage 1 EHR in 2012.
Awards and honors for Dr. Sonstein
- 2012
- CMS Stage 1 EHR
- Undated
- Checkbook Top Doc
- Super Doc
Source: Dmand AI Professional Profile Data
Dr. Allen Sonstein graduated from Sidney Kimmel Medical College
Dr. Sonstein graduated from Sidney Kimmel Medical College in 1972.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Allen Sonstein accepts plans from 17 insurance carriers
Dr. Sonstein is in network with 17 carriers, including Excellus BlueCross BlueShield, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Sonstein accepts, by number of carriers
- PPO11
- HMO9
- Medicare6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Allen Sonstein'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Allen Sonstein
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. Allen Sonstein's NPI number?
Dr. Allen Sonstein's NPI number is 1831194489. It was assigned on June 19, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Allen Sonstein?
Dr. Allen Sonstein is an internist in Austin, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Allen Sonstein practice?
Dr. Sonstein practices at 7201 Manchaca Rd B, Austin, TX 78745-5259. Dr. Sonstein's primary practice is Adult Care Of Austin in Austin, Texas.
What is Dr. Allen Sonstein's office phone number?
The practice phone on file for Dr. Sonstein is (512) 443-3577.
What is Dr. Allen Sonstein's medical license number?
Dr. Sonstein holds Texas license E3462, one of the licenses on file in 2 states.
Which states has Dr. Allen Sonstein been licensed in?
Dmand AI has state licenses on file for Dr. Sonstein in Texas (1974 to 2026) and Pennsylvania (1973 to 1984).
What medical group is Dr. Allen Sonstein part of?
Dr. Sonstein is linked to Adult Care of Austin.
Does Dr. Allen Sonstein accept Medicare?
Yes. CMS data shows Dr. Sonstein billed Medicare for 538 services in 2021.
Is Dr. Allen Sonstein board certified?
Yes. Dr. Sonstein is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Allen Sonstein bill to Medicare?
In 2021, Dr. Sonstein's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and care management and other visits (99490).
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Where did Dr. Allen Sonstein go to medical school?
Dr. Sonstein graduated from Sidney Kimmel Medical College in 1972.
What drugs does Dr. Allen Sonstein prescribe most?
In 2022 Medicare Part D data, Dr. Sonstein's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Allen Sonstein received payments from drug or device companies?
CMS Open Payments shows $2,068 in general payments to Dr. Sonstein from 18 companies from 2016 to 2023. The largest total came from Janssen Research & Development, LLC.
How long has Dr. Allen Sonstein been practicing?
Dr. Sonstein graduated from medical school in 1972, 54 years ago.
What insurance does Dr. Allen Sonstein accept?
Dr. Sonstein is in network with 17 carriers, including Excellus BlueCross BlueShield, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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