Anterior Wall Myocardial InfarctionAnticoagulantsChi-Square Distribution
Dr. Christopher D. Lang, MD
NPI1972745917PAC ID3476773193
- Medicare services, 2024
- 1,387
- Medicare patients, 2024
- 866
- Part D claims, 2024
- 299
- Publications
- 4
- MIPS score, 2024
- 100
- Practice address
- 489 State Street, Bangor, ME 04401
- Practice phone
- Call (207) 973-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Lang'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 D. Lang is a cardiologist in Bangor, Maine
Dr. Lang practices at Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health.
Dr. Lang's NPI, 1972745917, was assigned on April 6, 2009. Dr. Lang holds Maine license MD20621.
NPI and contact details
- NPI
- 1972745917NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476773193
- NPI enumeration date
- April 6, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 973-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher D. Lang practices at Northern Light Eastern Maine Medical Center in Bangor, Maine
Dr. Lang's primary practice is Northern Light Eastern Maine Medical Center, at 489 State Street, Bangor, ME 04401 in Penobscot County. The practice phone is (207) 973-7000.
- Northern Light Eastern Maine Medical Center489 State Street, Bangor, ME 04401 · Penobscot CountyPhone(207) 973-7000
Source: Dmand AI Affiliation Data
Dr. Christopher D. Lang is affiliated with 8 sites of care and 8 medical groups
Dr. Lang's primary practice is Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health. Dr. Lang is also affiliated with St. Joseph Healthcare. The medical group on file is Northern Light Eastern Maine Medical Center. Dmand AI also links Dr. Lang to 3 more hospitals, 7 medical groups, 2 group practices and clinics and 1 breast imaging center, each named with a free account. Dr. Lang's employer is on file too: a hospital.
St. Joseph HealthcareNorthern Light Eastern Maine Medical Center3 hospitalsNames with a free account7 medical groupsNames with a free account2 group practices and clinicsNames with a free account1 breast imaging centerName with a free accountEmployer: hospitalName with a free account
See all 16 affiliations for Dr. LangSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christopher D. Lang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lang practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northern Light Eastern Maine Medical Center | Available with a free account |
| +7 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher D. Lang is one of 153 cardiologists in Maine
Cardiovascular disease is Dr. Lang's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Lang is licensed in Maine.
Specialties and state licenses
- Cardiovascular disease, MainePrimary
Cardiologists near Dr. Lang
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
153cardiologists in Maine34cardiologists in Bangor26cardiologists at Northern Light Eastern Maine Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Christopher D. Lang billed Medicare for 1,387 services in 2024
CMS data shows 1,387 Medicare services from Dr. Lang across 20 procedure codes in 2024, for 866 Medicare patients. Medicare paid $37,472 for them.
Medicare services, 20241,387
Medicare patients866
Paid by Medicare$37,472
Procedure codes20
Dr. Lang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,0852024: 1,19010%
- Imaging
- 2023: 1412024: 1289%
- Office and hospital visits
- 2023: 992024: 6930%
Where Dr. Lang's Medicare services took place, 2024
- In an office18113%
- In a facility1,20687%
Dr. Lang compared with the Maine median for cardiologists, 2024
- Dr. Lang
- Maine median
- Medicare services
- 1,387vs 1,13123% above
- Medicare patients
- 866vs 76413% above
- Part D claims
- 191vs 60068% below
Medians across 154 cardiologists in Maine with Dmand AI profiles that report each measure.
Dr. Lang'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. Lang and other cardiologists in Maine.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher D. Lang treated 866 Medicare patients in 2024, average age 75
CMS counts 866 Medicare patients who saw Dr. Lang in 2024. The largest group is 75 to 84, with 331 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.88, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lang's median patient age at 69, with 43% women.
Medicare patients, 2024866
Average age75
Average risk score1.88
Also on Medicaid32%
Dr. Lang's Medicare patients by age, 2024
Dr. Lang's Medicare patients by sex, 2024
- Women39546%
- Men47154%
Chronic conditions among Dr. Lang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Atrial fibrillation51%
- Heart failure47%
- Arthritis46%
- Chronic kidney disease44%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women43%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher D. Lang wrote 299 Medicare Part D claims in 2024
In 2024, Dr. Lang wrote 299 Medicare Part D claims for 96 patients. 73% of them were for generic drugs. CMS names the drug for 191 of them, across 12 drugs with 11 or more claims each, at $71,212 in total drug cost. In 2023, CMS named 146 claims across 7 drugs.
Part D claims, 2024299
Drugs named by CMS12
Total drug cost$71,212
Part D patients96
Dr. Lang's Part D claims by kind of drug, 2024
- Generic219 claims73%
- Brand-name80 claims27%
Dr. Lang'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: 1462024: 19131%
Drugs named by CMS: 12 in 2024, 7 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. Christopher D. Lang scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Lang for performance year 2024, reported as part of a group. Dr. Lang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lang's MIPS scores, performance year 2024
- 100of 100Final score
- 92.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Christopher D. Lang has 4 publications on record
Dmand AI links 4 papers to Dr. Lang, published from 2014 to 2015. 2015 was the busiest year, with 3. The most frequent topics are Heart Diseases. Dr. Lang's most frequent co-authors are John A. Bittl, MD, George D. Dangas, MD and Adam Driesman, MD.
Papers4
Years published2014 to 2015
Topics Dr. Lang writes about most
- Heart Diseases
Dr. Lang's most frequent co-authors
Recent publications by Dr. Lang
Catheter Cardiovasc Interv
Bayes TheoremCoronary Artery DiseaseCoronary Vessels
R I Med J (2013)
Cardiac Imaging TechniquesHeart DiseasesMagnetic Resonance Imaging
See who Dr. Lang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lang works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christopher D. Lang received $3,498 in industry payments from 2016 to 2025
CMS Open Payments shows 28 general payments to Dr. Lang from 6 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 65% of the total. Abbott Laboratories paid the most, $1,881.
General payments to Dr. Lang by program year, 2016 to 2025
General payments to Dr. Lang by kind, 2016 to 2025
$3.5Kin total
- Travel and lodging$2,25765%
- Food and beverage$1,24135%
Companies that paid Dr. Lang the most, 2016 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 D. Lang'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 D. Lang
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 D. Lang's NPI number?
Dr. Christopher D. Lang's NPI number is 1972745917. It was assigned on April 6, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher D. Lang?
Dr. Christopher D. Lang is a cardiologist in Bangor, Maine. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Christopher D. Lang practice?
Dr. Lang practices at 489 State Street, Bangor, ME 04401. Dr. Lang's primary practice is Northern Light Eastern Maine Medical Center in Bangor, Maine, part of Northern Light Health. Dmand AI also links Dr. Lang to 3 hospitals, 7 medical groups, 2 group practices and clinics and 1 breast imaging center.
What is Dr. Christopher D. Lang's office phone number?
The practice phone on file for Dr. Lang is (207) 973-7000.
What is Dr. Christopher D. Lang's medical license number?
Dr. Lang holds Maine license MD20621.
Which hospitals is Dr. Christopher D. Lang affiliated with?
Dr. Lang practices at Northern Light Eastern Maine Medical Center in Bangor, Maine. Dr. Lang is also affiliated with St. Joseph Healthcare. Dmand AI links Dr. Lang to 3 more hospitals.
What medical group is Dr. Christopher D. Lang part of?
Dr. Lang is linked to Northern Light Eastern Maine Medical Center. Dmand AI links Dr. Lang to 7 more medical groups.
Does Dr. Christopher D. Lang accept Medicare?
Yes. CMS data shows Dr. Lang billed Medicare for 1,387 services in 2024, and Dr. Lang accepts Medicare assignment.
What is Dr. Christopher D. Lang's MIPS score?
Dr. Lang's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christopher D. Lang see?
CMS counts 866 Medicare patients who saw Dr. Lang in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Christopher D. Lang bill to Medicare?
In 2024, Dr. Lang's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and heart test or procedure (93312).
What drugs does Dr. Christopher D. Lang prescribe most?
In 2024 Medicare Part D data, Dr. Lang's most prescribed drugs by claims were Amiodarone HCl, Sotalol and Dofetilide.
Has Dr. Christopher D. Lang received payments from drug or device companies?
CMS Open Payments shows $3,498 in general payments to Dr. Lang from 6 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Christopher D. Lang been practicing?
Dr. Lang graduated from medical school in 2009, 17 years ago.
Does Dr. Christopher D. Lang do research?
Dmand AI links 4 publications to Dr. Lang, published from 2014 to 2015.
Who does Dr. Christopher D. Lang publish with?
Dr. Lang's most frequent co-authors are John A. Bittl, MD (2 shared papers), George D. Dangas, MD (1 shared paper) and Adam Driesman, MD (1 shared paper).
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