Dr. Christopher F. Hannum, MD
- Medicare services, 2024
- 162
- Medicare patients, 2024
- 67
- Part D claims, 2024
- 6,581
- Industry payments
- $8,042
- Affiliated sites
- 1
- Practice address
- 300 Evergreen Dr, Glen Mills, PA 19342
- Practice phone
- Call (484) 846-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Surgery Center at Brinton Lake, LLC
Glen Mills, Pennsylvania
Find Dr. Hannum's professional email, personal email and mobile number
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Dr. Christopher F. Hannum is an internist in Glen Mills, Pennsylvania
Dr. Hannum practices at The Surgery Center at Brinton Lake, LLC in Glen Mills, Pennsylvania.
Dr. Hannum's NPI, 1952465239, was assigned on December 20, 2006. Dr. Hannum graduated from JS Weill Medical College, Cornell University in 1983. Dr. Hannum holds Pennsylvania license MD032438E.
- NPI
- 1952465239NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052589082
- NPI enumeration date
- December 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (484) 846-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher F. Hannum practices at The Surgery Center at Brinton Lake, LLC in Glen Mills, Pennsylvania
Dr. Hannum's primary practice is The Surgery Center at Brinton Lake, LLC, at 300 Evergreen Dr, Glen Mills, PA 19342 in Delaware County. The practice phone is (484) 846-5100.
- The Surgery Center at Brinton Lake, LLC300 Evergreen Dr, Glen Mills, PA 19342 · Delaware CountyPhone(484) 846-5100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Christopher F. Hannum is affiliated with 2 sites of care and 1 medical group
Dr. Hannum's primary practice is The Surgery Center at Brinton Lake, LLC in Glen Mills, Pennsylvania. The medical group on file is Crozer Health Medical Group (CHMG). Dmand AI also links Dr. Hannum to 1 more group practice or clinic, 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 F. Hannum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hannum practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Surgery Center at Brinton Lake, LLC | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher F. Hannum is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Hannum's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hannum is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Hannum
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. Christopher F. Hannum billed Medicare for 162 services in 2024
CMS data shows 162 Medicare services from Dr. Hannum across 2 procedure codes in 2024, all of them office visits, for 67 Medicare patients. Medicare paid $12,238 for them. Every service was in an office.
Dr. Hannum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2262024: 16228%
Dr. Hannum compared with the Pennsylvania median for internists, 2024
- Dr. Hannum
- Pennsylvania median
- Medicare services
- 162vs 41761% below
- Medicare patients
- 67vs 18564% below
- Part D claims
- 6,076vs 22427.1 times
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Hannum'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. Hannum and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher F. Hannum treated 67 Medicare patients in 2024, average age 71
CMS counts 67 Medicare patients who saw Dr. Hannum in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high blood pressure, and 57% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hannum's median patient age at 67, with 58% women.
Dr. Hannum's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hannum's Medicare patients by sex, 2024
- Women4161%
- Men2639%
Chronic conditions among Dr. Hannum's Medicare patients, 2024
- High blood pressure75%
- High cholesterol57%
- Arthritis46%
- Diabetes24%
- Chronic kidney disease21%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hannum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher F. Hannum wrote 6,581 Medicare Part D claims in 2024
In 2024, Dr. Hannum wrote 6,581 Medicare Part D claims for 319 patients. 84% of them were for generic drugs. CMS names the drug for 6,076 of them, across 122 drugs with 11 or more claims each, at $535,354 in total drug cost. In 2023, CMS named 7,649 claims across 141 drugs.
Dr. Hannum's Part D claims by kind of drug, 2024
- Generic5,547 claims84%
- Brand-name915 claims14%
- Other119 claims2%
Dr. Hannum'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. Hannum's Part D claims, 2024
- Antibiotics5%334 of 6,581 claims
- Antipsychotics, patients 65 and over0%32 of 6,581 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: 7,6492024: 6,07621%
Drugs named by CMS: 122 in 2024, 141 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 Dr. Christopher F. Hannum takes part in Medicare
Dr. Hannum 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)
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Dr. Christopher F. Hannum received $8,042 in industry payments from 2016 to 2025
CMS Open Payments shows 408 general payments to Dr. Hannum from 46 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $2,249.
General payments to Dr. Hannum by program year, 2016 to 2025
General payments to Dr. Hannum by kind, 2016 to 2025
- Food and beverage$8,032100%
- Education$100%
Companies that paid Dr. Hannum 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. Christopher F. Hannum graduated from JS Weill Medical College, Cornell University
Dr. Hannum graduated from JS Weill Medical College, Cornell University in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher F. Hannum'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) |
| 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. Christopher F. Hannum
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 F. Hannum's NPI number?
Dr. Christopher F. Hannum's NPI number is 1952465239. It was assigned on December 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher F. Hannum?
Dr. Christopher F. Hannum is an internist in Glen Mills, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christopher F. Hannum practice?
Dr. Hannum practices at 300 Evergreen Dr, Glen Mills, PA 19342. Dr. Hannum's primary practice is The Surgery Center at Brinton Lake, LLC in Glen Mills, Pennsylvania. Dmand AI also links Dr. Hannum to 1 group practice or clinic.
What is Dr. Christopher F. Hannum's office phone number?
The practice phone on file for Dr. Hannum is (484) 846-5100.
What is Dr. Christopher F. Hannum's medical license number?
Dr. Hannum holds Pennsylvania license MD032438E.
What medical group is Dr. Christopher F. Hannum part of?
Dr. Hannum is linked to Crozer Health Medical Group (CHMG).
Does Dr. Christopher F. Hannum accept Medicare?
Yes. CMS data shows Dr. Hannum billed Medicare for 162 services in 2024, and Dr. Hannum accepts Medicare assignment.
How many Medicare patients does Dr. Christopher F. Hannum see?
CMS counts 67 Medicare patients who saw Dr. Hannum in 2024, with an average age of 71.
What services does Dr. Christopher F. Hannum bill to Medicare?
In 2024, Dr. Hannum's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Christopher F. Hannum go to medical school?
Dr. Hannum graduated from JS Weill Medical College, Cornell University in 1983.
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What drugs does Dr. Christopher F. Hannum prescribe most?
In 2024 Medicare Part D data, Dr. Hannum's most prescribed drugs by claims were Amlodipine Besylate, Albuterol Sulfate Hfa and Gabapentin.
Has Dr. Christopher F. Hannum received payments from drug or device companies?
CMS Open Payments shows $8,042 in general payments to Dr. Hannum from 46 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Christopher F. Hannum been practicing?
Dr. Hannum graduated from medical school in 1983, 43 years ago.
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