Dr. Jennifer O'Loughlin Langstengel, MD
- Medicare services, 2021
- 212
- Part D claims, 2024
- 77
- Hospital affiliations
- 1
- Industry payments
- $14
- Medical groups
- 3
- Practice address
- 263 Farmington Ave, Farmington, CT 06030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD
Childrens Hospital outpatient department · Farmington, Connecticut
Find Dr. Langstengel's professional email, personal email and mobile number
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Dr. Jennifer O'Loughlin Langstengel is an internist in Farmington, Connecticut
Dr. Langstengel practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut.
Dr. Langstengel's NPI, 1174919781, was assigned on April 9, 2015. Dr. Langstengel holds Connecticut license 67402.
- NPI
- 1174919781NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072826551
- NPI enumeration date
- April 9, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer O'Loughlin Langstengel practices at Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut
Dr. Langstengel's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD, at 263 Farmington Ave, Farmington, CT 06030.
- Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD263 Farmington Ave, Farmington, CT 06030
Source: Dmand AI Affiliation Data
Dr. Jennifer O'Loughlin Langstengel is affiliated with 4 sites of care and 3 medical groups
Dr. Langstengel's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dr. Langstengel is also affiliated with UConn John Dempsey Hospital. The medical group on file is UConn Medical Group. Dmand AI also links Dr. Langstengel to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jennifer O'Loughlin Langstengel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Langstengel practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jennifer O'Loughlin Langstengel is one of 2,189 internists in Connecticut
Internal medicine is Dr. Langstengel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Langstengel's licenses on file in 3 states: Connecticut, Iowa and Pennsylvania.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
- Iowa license
- Pennsylvania license
Internists near Dr. Langstengel
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. Jennifer O'Loughlin Langstengel billed Medicare for 212 services in 2021
CMS data shows 212 Medicare services from Dr. Langstengel across 4 procedure codes in 2021. Medicare paid $15,610 for them.
Dr. Langstengel's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 4902021: 19959%
- Other services
- 2020: 602021: 1378%
- Tests and treatments
- 2020: 112021: 0100%
Where Dr. Langstengel's Medicare services took place, 2021
- In an office136%
- In a facility19994%
Dr. Langstengel compared with the Connecticut median for internists, 2021
- Dr. Langstengel
- Connecticut median
- Medicare services
- 212vs 39046% below
- Part D claims
- 38vs 34389% below
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Langstengel'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Langstengel and other internists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer O'Loughlin Langstengel's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Langstengel's median patient age at 66, with 52% women.
Dr. Langstengel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women52%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Jennifer O'Loughlin Langstengel wrote 77 Medicare Part D claims in 2024
In 2024, Dr. Langstengel wrote 77 Medicare Part D claims for 20 patients. 18% of them were for generic drugs. CMS names the drug for 38 of them, across 3 drugs with 11 or more claims each, at $209,198 in total drug cost. In 2023, CMS named 37 claims across 3 drugs.
Dr. Langstengel's Part D claims by kind of drug, 2024
- Generic14 claims18%
- Brand-name63 claims82%
Dr. Langstengel'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 372024: 383%
Drugs named by CMS: 3 in 2024, 3 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
Dr. Jennifer O'Loughlin Langstengel offers telehealth to Medicare patients
Dr. Langstengel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Langstengel as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jennifer O'Loughlin Langstengel received $14 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Langstengel from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $14.
Companies that paid Dr. Langstengel 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 Dr. Jennifer O'Loughlin Langstengel'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 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)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 Dr. Jennifer O'Loughlin Langstengel
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. Jennifer O'Loughlin Langstengel's NPI number?
Dr. Jennifer O'Loughlin Langstengel's NPI number is 1174919781. It was assigned on April 9, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer O'Loughlin Langstengel?
Dr. Jennifer O'Loughlin Langstengel is an internist in Farmington, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jennifer O'Loughlin Langstengel practice?
Dr. Langstengel practices at 263 Farmington Ave, Farmington, CT 06030. Dr. Langstengel's primary practice is Uconn Health Carole and Ray Neag Comprehensive Cancer Center - HOPD in Farmington, Connecticut. Dmand AI also links Dr. Langstengel to 2 group practices and clinics and 2 medical groups.
What is Dr. Jennifer O'Loughlin Langstengel's medical license number?
Dr. Langstengel holds Connecticut license 67402, one of the licenses on file in 3 states.
Which states has Dr. Jennifer O'Loughlin Langstengel been licensed in?
Dmand AI has state licenses on file for Dr. Langstengel in Connecticut, Iowa and Pennsylvania.
Which hospitals is Dr. Jennifer O'Loughlin Langstengel affiliated with?
Dr. Langstengel is affiliated with UConn John Dempsey Hospital.
What medical group is Dr. Jennifer O'Loughlin Langstengel part of?
Dr. Langstengel is linked to UConn Medical Group. Dmand AI links Dr. Langstengel to 2 more medical groups.
Does Dr. Jennifer O'Loughlin Langstengel accept Medicare?
Yes. CMS data shows Dr. Langstengel billed Medicare for 212 services in 2021, and Dr. Langstengel accepts Medicare assignment.
Does Dr. Jennifer O'Loughlin Langstengel offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Langstengel as offering telehealth services.
What services does Dr. Jennifer O'Loughlin Langstengel bill to Medicare?
In 2021, Dr. Langstengel's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99238).
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What drugs does Dr. Jennifer O'Loughlin Langstengel prescribe most?
In 2024 Medicare Part D data, Dr. Langstengel's most prescribed drugs by claims were Ofev, Stiolto Respimat and Trelegy Ellipta.
Has Dr. Jennifer O'Loughlin Langstengel received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. Langstengel from 1 company from 2019 to 2019. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Jennifer O'Loughlin Langstengel been practicing?
Dr. Langstengel graduated from medical school in 2015, 11 years ago.
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