Dr. Christopher Gresham Langhammer, MD, PhD
- Medicare services, 2024
- 101
- Medicare patients, 2024
- 122
- Part D claims, 2024
- 19
- Hospital affiliations
- 4
- Industry payments
- $2,760
- Practice address
- 351 W Camden St, Baltimore, MD 21201
- Practice phone
- Call (410) 541-7800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of Maryland Orthopaedics at Camden Yards
Baltimore, Maryland
Find Dr. Langhammer'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. Christopher Gresham Langhammer is an orthopaedic hand surgery physician in Baltimore, Maryland
Dr. Langhammer practices at University of Maryland Orthopaedics at Camden Yards in Baltimore, Maryland.
Dr. Langhammer's NPI, 1699031351, was assigned on April 6, 2012. Dr. Langhammer holds Massachusetts license 270305.
- NPI
- 1699031351NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981999406
- NPI enumeration date
- April 6, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 541-7800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Gresham Langhammer practices at University of Maryland Orthopaedics at Camden Yards in Baltimore, Maryland
Dr. Langhammer's primary practice is University of Maryland Orthopaedics at Camden Yards, at 351 W Camden St, Baltimore, MD 21201 in Baltimore City. The practice phone is (410) 541-7800.
- University of Maryland Orthopaedics at Camden Yards351 W Camden St, Baltimore, MD 21201 · Baltimore CityPhone(410) 541-7800
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher Gresham Langhammer is affiliated with 7 sites of care and 2 medical groups
Dr. Langhammer's primary practice is University of Maryland Orthopaedics at Camden Yards in Baltimore, Maryland. Dr. Langhammer is also affiliated with University of Maryland Medical Center. The medical group on file is University of Maryland Orthopaedics. Dmand AI also links Dr. Langhammer to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Christopher Gresham Langhammer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Langhammer practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Maryland Orthopaedics at Camden Yards | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Gresham Langhammer is one of 60 orthopaedic hand surgery physicians in Maryland
Hand surgery is Dr. Langhammer's primary specialty in the NPI Registry, under taxonomy code 207XS0106X. Dmand AI has Dr. Langhammer's licenses on file in 2 states: Massachusetts and California.
Specialties and state licenses
- Orthopaedic hand surgery, MassachusettsPrimary
- California license
Orthopaedic hand surgery physicians near Dr. Langhammer
Counts of orthopaedic hand surgery 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. Christopher Gresham Langhammer billed Medicare for 101 services in 2024
CMS data shows 101 Medicare services from Dr. Langhammer across 2 procedure codes in 2024, all of them office visits, for 122 Medicare patients. Medicare paid $11,057 for them. Every service was in an office.
Dr. Langhammer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 872024: 10116%
Dr. Langhammer compared with the Maryland median for orthopaedic hand surgery physicians, 2024
- Dr. Langhammer
- Maryland median
- Medicare services
- 101vs 2,68296% below
- Medicare patients
- 122vs 61180% below
- Part D claims
- 33vs 7355% below
Medians across 56 orthopaedic hand surgery physicians in Maryland with Dmand AI profiles that report each measure.
Dr. Langhammer'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Langhammer and other orthopaedic hand surgery physicians in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Gresham Langhammer treated 122 Medicare patients in 2024, average age 68
CMS counts 122 Medicare patients who saw Dr. Langhammer in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Langhammer's median patient age at 52, with 39% women.
Dr. Langhammer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Langhammer's Medicare patients by sex, 2024
- Women6856%
- Men5444%
Chronic conditions among Dr. Langhammer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Mood disorders41%
- Anxiety37%
- Depression34%
- Diabetes33%
- Ischemic heart disease29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Langhammer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women39%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Gresham Langhammer wrote 19 Medicare Part D claims in 2024
In 2024, Dr. Langhammer wrote 19 Medicare Part D claims for 15 patients. 100% of them were for generic drugs. They cover 1 drug, with $112 in total drug cost. In 2017, CMS named 28 claims across 1 drug.
Dr. Langhammer's most prescribed drugs by claims, 2018
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, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 282018: 3318%
Drugs named by CMS: 1 in 2018, 1 in 2017.
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. Christopher Gresham Langhammer ranks in the 65th percentile for removal of tissue in Medicare
Dr. Langhammer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 14 procedures of removal of tissue by Dr. Langhammer, more than 65% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Langhammer ranks in Medicare procedure volume
- Removal of tissue
- 65th percentile14 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher Gresham Langhammer received $2,760 in industry payments from 2017 to 2025
CMS Open Payments shows 25 general payments to Dr. Langhammer from 7 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 44% of the total. Medical Device Business Services, Inc. paid the most, $1,220.
General payments to Dr. Langhammer by program year, 2017 to 2025
General payments to Dr. Langhammer by kind, 2017 to 2025
- Food and beverage$1,20444%
- Travel and lodging$1,03538%
- Consulting fees$52019%
Companies that paid Dr. Langhammer the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christopher Gresham Langhammer'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 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)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. Christopher Gresham Langhammer
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. Christopher Gresham Langhammer's NPI number?
Dr. Christopher Gresham Langhammer's NPI number is 1699031351. It was assigned on April 6, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Gresham Langhammer?
Dr. Christopher Gresham Langhammer is an orthopaedic hand surgery physician in Baltimore, Maryland. The primary specialty in the NPI Registry is Orthopaedic Hand Surgery Physician (taxonomy code 207XS0106X).
Where does Dr. Christopher Gresham Langhammer practice?
Dr. Langhammer practices at 351 W Camden St, Baltimore, MD 21201. Dr. Langhammer's primary practice is University of Maryland Orthopaedics at Camden Yards in Baltimore, Maryland. Dmand AI also links Dr. Langhammer to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Christopher Gresham Langhammer's office phone number?
The practice phone on file for Dr. Langhammer is (410) 541-7800.
What is Dr. Christopher Gresham Langhammer's medical license number?
Dr. Langhammer holds Massachusetts license 270305, one of the licenses on file in 2 states.
Which states has Dr. Christopher Gresham Langhammer been licensed in?
Dmand AI has state licenses on file for Dr. Langhammer in Massachusetts and California.
Which hospitals is Dr. Christopher Gresham Langhammer affiliated with?
Dr. Langhammer is affiliated with University of Maryland Medical Center. Dmand AI links Dr. Langhammer to 3 more hospitals.
What medical group is Dr. Christopher Gresham Langhammer part of?
Dr. Langhammer is linked to University of Maryland Orthopaedics. Dmand AI links Dr. Langhammer to 1 more medical group.
Does Dr. Christopher Gresham Langhammer accept Medicare?
Yes. CMS data shows Dr. Langhammer billed Medicare for 101 services in 2024, and Dr. Langhammer accepts Medicare assignment.
How many Medicare patients does Dr. Christopher Gresham Langhammer see?
CMS counts 122 Medicare patients who saw Dr. Langhammer in 2024, with an average age of 68.
Show 4 more questionsShow fewer questions
What services does Dr. Christopher Gresham Langhammer bill to Medicare?
In 2024, Dr. Langhammer's most billed Medicare services were office visit, established patient (99214) and office visit, new patient (99204).
What drugs does Dr. Christopher Gresham Langhammer prescribe most?
In 2018 Medicare Part D data, Dr. Langhammer's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Christopher Gresham Langhammer received payments from drug or device companies?
CMS Open Payments shows $2,760 in general payments to Dr. Langhammer from 7 companies from 2017 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. Christopher Gresham Langhammer been practicing?
Dr. Langhammer graduated from medical school in 2012, 14 years ago.
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