Dr. Christine Ann Sigman, MD
- Medicare services, 2024
- 1,412
- Medicare patients, 2024
- 199
- Part D claims, 2024
- 6,397
- Hospital affiliations
- 6
- Industry payments
- $2,467
- Practice address
- 8211 Scicor Drive, Indianapolis, IN 46214
- Practice phone
- Call (317) 271-1200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Labcorp Central Laboratory Services
Clinical Lab - Full Service · Indianapolis, Indiana
Find Dr. Sigman's professional email, personal email and mobile number
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Dr. Christine Ann Sigman is an internist in Indianapolis, Indiana
Dr. Sigman practices at Labcorp Central Laboratory Services in Indianapolis, Indiana.
Dr. Sigman's NPI, 1174591374, was assigned on March 14, 2006. Dr. Sigman graduated from Saint Louis University School of Medicine in 1996. Dr. Sigman holds Missouri license 110901.
- NPI
- 1174591374NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981701828
- NPI enumeration date
- March 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (317) 271-1200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christine Ann Sigman practices at Labcorp Central Laboratory Services in Indianapolis, Indiana
Dr. Sigman's primary practice is Labcorp Central Laboratory Services, at 8211 Scicor Drive, Indianapolis, IN 46214. The practice phone is (317) 271-1200.
- Labcorp Central Laboratory Services8211 Scicor Drive, Indianapolis, IN 46214Phone(317) 271-1200
Source: Dmand AI Affiliation Data
Dr. Christine Ann Sigman is affiliated with 11 sites of care and 1 medical group
Dr. Sigman's primary practice is Labcorp Central Laboratory Services in Indianapolis, Indiana. Dr. Sigman is also affiliated with Mercy Hospital St. Louis. The medical group on file is CORA Physical Therapy - Ballwin. Dmand AI also links Dr. Sigman to 5 more hospitals, 2 home health agencies, 1 physician office and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christine Ann Sigman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sigman practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Labcorp Central Laboratory Services | Available with a free account |
| +10 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christine Ann Sigman is one of 1,987 internists in Indiana
Internal medicine is Dr. Sigman's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sigman is board certified in internal medicine by the American Board of Internal Medicine. Dr. Sigman is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Sigman
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. Christine Ann Sigman billed Medicare for 1,412 services in 2024
CMS data shows 1,412 Medicare services from Dr. Sigman across 10 procedure codes in 2024, for 199 Medicare patients. Medicare paid $95,603 for them. Every service was in an office.
Dr. Sigman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6242024: 5709%
- Surgery
- 2023: 3962024: 3785%
- Tests and treatments
- 2023: 1002024: 220120%
- Other services
- 2023: 582024: 209260%
- Lab and pathology
- 2023: 282024: 3525%
- Drugs given in the office
- 2023: 182024: 0100%
Dr. Sigman compared with the Indiana median for internists, 2024
- Dr. Sigman
- Indiana median
- Medicare services
- 1,412vs 5202.7 times
- Medicare patients
- 199vs 2126% below
- Part D claims
- 5,730vs 15936.0 times
Medians across 1,948 internists in Indiana with Dmand AI profiles that report each measure.
Dr. Sigman'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. Sigman and other internists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christine Ann Sigman treated 199 Medicare patients in 2024, average age 76
CMS counts 199 Medicare patients who saw Dr. Sigman in 2024. The largest group is 65 to 74, with 86 patients. 75% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sigman's median patient age at 71, with 65% women.
Dr. Sigman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Sigman's Medicare patients by sex, 2024
- Women11256%
- Men8744%
Chronic conditions among Dr. Sigman's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis41%
- Ischemic heart disease23%
- Mood disorders22%
- Anxiety21%
- Atrial fibrillation20%
- Chronic kidney disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sigman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christine Ann Sigman wrote 6,397 Medicare Part D claims in 2024
In 2024, Dr. Sigman wrote 6,397 Medicare Part D claims for 315 patients. 87% of them were for generic drugs. CMS names the drug for 5,730 of them, across 116 drugs with 11 or more claims each, at $515,749 in total drug cost. In 2023, CMS named 5,550 claims across 112 drugs.
Dr. Sigman's Part D claims by kind of drug, 2024
- Generic5,546 claims87%
- Brand-name835 claims13%
- Other16 claims0%
Dr. Sigman'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 Dr. Sigman's Part D claims, 2024
- Opioids3%180 of 6,397 claims
- Antibiotics3%202 of 6,397 claims
- Antipsychotics, patients 65 and over0%23 of 6,397 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: 5,5502024: 5,7303%
Drugs named by CMS: 116 in 2024, 112 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. Christine Ann Sigman offers telehealth to Medicare patients
Dr. Sigman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sigman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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. Christine Ann Sigman received $2,467 in industry payments from 2016 to 2025
CMS Open Payments shows 107 general payments to Dr. Sigman from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Novo Nordisk Inc paid the most, $528.
General payments to Dr. Sigman by program year, 2016 to 2025
General payments to Dr. Sigman by kind, 2016 to 2025
- Food and beverage$2,38497%
- Education$612%
- Speaker and faculty fees$221%
Companies that paid Dr. Sigman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Christine Ann Sigman graduated from Saint Louis University School of Medicine
Dr. Sigman graduated from Saint Louis University School of Medicine in 1996.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Christine Ann Sigman'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Christine Ann Sigman
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. Christine Ann Sigman's NPI number?
Dr. Christine Ann Sigman's NPI number is 1174591374. It was assigned on March 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christine Ann Sigman?
Dr. Christine Ann Sigman is an internist in Indianapolis, Indiana. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christine Ann Sigman practice?
Dr. Sigman practices at 8211 Scicor Drive, Indianapolis, IN 46214. Dr. Sigman's primary practice is Labcorp Central Laboratory Services in Indianapolis, Indiana. Dmand AI also links Dr. Sigman to 5 hospitals, 2 home health agencies, 1 physician office and 1 group practice or clinic.
What is Dr. Christine Ann Sigman's office phone number?
The practice phone on file for Dr. Sigman is (317) 271-1200.
What is Dr. Christine Ann Sigman's medical license number?
Dr. Sigman holds Missouri license 110901.
Which hospitals is Dr. Christine Ann Sigman affiliated with?
Dr. Sigman is affiliated with Mercy Hospital St. Louis. Dmand AI links Dr. Sigman to 5 more hospitals.
What medical group is Dr. Christine Ann Sigman part of?
Dr. Sigman is linked to CORA Physical Therapy - Ballwin.
Does Dr. Christine Ann Sigman accept Medicare?
Yes. CMS data shows Dr. Sigman billed Medicare for 1,412 services in 2024, and Dr. Sigman accepts Medicare assignment.
Does Dr. Christine Ann Sigman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sigman as offering telehealth services.
How many Medicare patients does Dr. Christine Ann Sigman see?
CMS counts 199 Medicare patients who saw Dr. Sigman in 2024, with an average age of 76.
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Is Dr. Christine Ann Sigman board certified?
Yes. Dr. Sigman is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Christine Ann Sigman bill to Medicare?
In 2024, Dr. Sigman's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and vaccine or vaccine administration (90677).
Where did Dr. Christine Ann Sigman go to medical school?
Dr. Sigman graduated from Saint Louis University School of Medicine in 1996.
What drugs does Dr. Christine Ann Sigman prescribe most?
In 2024 Medicare Part D data, Dr. Sigman's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Ezetimibe.
Has Dr. Christine Ann Sigman received payments from drug or device companies?
CMS Open Payments shows $2,467 in general payments to Dr. Sigman from 34 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Christine Ann Sigman been practicing?
Dr. Sigman graduated from medical school in 1996, 30 years ago.
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