Grant Ian Langston
- Medicare services, 2024
- 406
- Medicare patients, 2024
- 219
- Part D claims, 2024
- 239
- Hospital affiliations
- 2
- Industry payments
- $11
- Practice address
- 1000 Bower Hill Road, Pittsburgh, PA 15243
- Practice phone
- Call (412) 942-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Grant Ian Langston is an internist in Pittsburgh, Pennsylvania
Grant Langston practices at St. Clair Health in Pittsburgh, Pennsylvania, part of St. Clair Health.
Grant Langston's NPI, 1891227427, was assigned on April 2, 2017. Grant Langston holds Pennsylvania license MD469465.
- NPI
- 1891227427NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618390147
- NPI enumeration date
- April 2, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (412) 942-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Grant Ian Langston practices at St. Clair Health in Pittsburgh, Pennsylvania
Grant Langston's primary practice is St. Clair Health, at 1000 Bower Hill Road, Pittsburgh, PA 15243 in Allegheny County. The practice phone is (412) 942-4000.
- St. Clair Health1000 Bower Hill Road, Pittsburgh, PA 15243 · Allegheny CountyPhone(412) 942-4000
Source: Dmand AI Affiliation Data
Grant Ian Langston is affiliated with 3 sites of care and 2 medical groups
Grant Langston's primary practice is St. Clair Health in Pittsburgh, Pennsylvania, part of St. Clair Health. Grant Langston is also affiliated with Butler Memorial Hospital. The medical group on file is BHS Benbrook Gastroenterology Associates. Dmand AI also links Grant Langston to 1 more hospital outpatient department and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Grant Ian Langston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Grant Langston practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Clair Health | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across St. Clair Health and 6.2K+ hospitals, with verified contacts in the same login.
Grant Ian Langston is one of 5,665 internists in Pennsylvania
Internal medicine is Grant Langston's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Grant Langston is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Grant Langston
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
Grant Ian Langston billed Medicare for 406 services in 2024
CMS data shows 406 Medicare services from Grant Langston across 6 procedure codes in 2024, for 219 Medicare patients. Medicare paid $27,031 for them. Every service was in a facility, such as a hospital, rather than an office.
Grant Langston's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5382024: 40625%
Grant Langston compared with the Pennsylvania median for internists, 2024
- Grant Langston
- Pennsylvania median
- Medicare services
- 406vs 417Close to median
- Medicare patients
- 219vs 18518% above
- Part D claims
- 66vs 22471% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Grant Langston'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
Grant Ian Langston treated 219 Medicare patients in 2024, average age 78
CMS counts 219 Medicare patients who saw Grant Langston in 2024. The largest group is 75 to 84, with 83 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.20, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Grant Langston's median patient age at 75, with 51% women.
Grant Langston's Medicare patients by age, 2024
Grant Langston's Medicare patients by sex, 2024
- Women11352%
- Men10648%
Chronic conditions among Grant Langston's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Anxiety44%
- Ischemic heart disease42%
- Mood disorders42%
- Depression41%
- Chronic kidney disease39%
Share of Medicare patients with each condition. A patient can have several.
Grant Langston's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women51%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Grant Ian Langston wrote 239 Medicare Part D claims in 2024
In 2024, Grant Langston wrote 239 Medicare Part D claims for 126 patients. 88% of them were for generic drugs. CMS names the drug for 66 of them, across 4 drugs with 11 or more claims each, at $266 in total drug cost. In 2023, CMS named 21 claims across 1 drug.
Grant Langston's Part D claims by kind of drug, 2024
- Generic211 claims88%
- Brand-name and other28 claims12%
Grant Langston's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Grant Langston's Part D claims, 2024
- Opioids8%18 of 239 claims
- Antibiotics23%56 of 239 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 212024: 66214%
Drugs named by CMS: 4 in 2024, 1 in 2023.
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
How Grant Ian Langston takes part in Medicare
Grant Langston accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Grant Ian Langston received $11 in industry payments in 2019
CMS Open Payments shows 1 general payment to Grant Langston from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $11.
Companies that paid Grant Langston the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Grant Ian Langston'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) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Grant Ian Langston
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Grant Ian Langston's NPI number?
Grant Ian Langston's NPI number is 1891227427. It was assigned on April 2, 2017, and it is active in the NPI Registry.
What does Grant Ian Langston specialize in?
Grant Ian Langston is an internist in Pittsburgh, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Grant Ian Langston practice?
Grant Langston practices at 1000 Bower Hill Road, Pittsburgh, PA 15243. Grant Langston's primary practice is St. Clair Health in Pittsburgh, Pennsylvania, part of St. Clair Health. Dmand AI also links Grant Langston to 1 hospital outpatient department and 1 medical group.
What is Grant Ian Langston's office phone number?
The practice phone on file for Grant Langston is (412) 942-4000.
What is Grant Ian Langston's medical license number?
Grant Langston holds Pennsylvania license MD469465.
Which hospitals is Grant Ian Langston affiliated with?
Grant Langston practices at St. Clair Health in Pittsburgh, Pennsylvania. Grant Langston is also affiliated with Butler Memorial Hospital.
What medical group is Grant Ian Langston part of?
Grant Langston is linked to BHS Benbrook Gastroenterology Associates. Dmand AI links Grant Langston to 1 more medical group.
Does Grant Ian Langston accept Medicare?
Yes. CMS data shows Grant Langston billed Medicare for 406 services in 2024, and Grant Langston accepts Medicare assignment.
How many Medicare patients does Grant Ian Langston see?
CMS counts 219 Medicare patients who saw Grant Langston in 2024, with an average age of 78.
What services does Grant Ian Langston bill to Medicare?
In 2024, Grant Langston's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99239).
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What drugs does Grant Ian Langston prescribe most?
In 2024 Medicare Part D data, Grant Langston's most prescribed drugs by claims were Furosemide, Metoprolol Succinate and Prednisone.
Has Grant Ian Langston received payments from drug or device companies?
CMS Open Payments shows $11 in general payments to Grant Langston from 1 company from 2019 to 2019. The largest total came from Genentech, Inc.
How long has Grant Ian Langston been practicing?
Grant Langston graduated from medical school in 2017, 9 years ago.
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