Dr. Mark Jeffery McNabb, DO
- Medicare services, 2024
- 6,780
- Medicare patients, 2024
- 439
- Part D claims, 2024
- 14,119
- MIPS score, 2024
- 26
- Hospital affiliations
- 5
- Practice address
- 3260 Lexington Ave, Cape Girardeau, MO 63701
- Practice phone
- Call (573) 335-5057
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern Missouri Internal Medicine
Cape Girardeau, Missouri
Find Dr. McNabb'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. Mark Jeffery McNabb is an internist in Cape Girardeau, Missouri
Dr. McNabb practices at Southern Missouri Internal Medicine in Cape Girardeau, Missouri.
Dr. McNabb's NPI, 1942337522, was assigned on February 28, 2007. Dr. McNabb graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990. Dr. McNabb holds Missouri license DO100129.
- NPI
- 1942337522NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012829724
- NPI enumeration date
- February 28, 2007
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (573) 335-5057
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Jeffery McNabb practices at Southern Missouri Internal Medicine in Cape Girardeau, Missouri
Dr. McNabb's primary practice is Southern Missouri Internal Medicine, at 3260 Lexington Ave, Cape Girardeau, MO 63701 in Cape Girardeau County. The practice phone is (573) 335-5057.
- Southern Missouri Internal Medicine3260 Lexington Ave, Cape Girardeau, MO 63701 · Cape Girardeau CountyPhone(573) 335-5057
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Jeffery McNabb is affiliated with 10 sites of care
Dr. McNabb's primary practice is Southern Missouri Internal Medicine in Cape Girardeau, Missouri. Dr. McNabb is also affiliated with Saint Francis Medical Center. Dmand AI also links Dr. McNabb to 4 more hospitals, 2 home health agencies, 1 physician office and 1 skilled nursing facility, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Jeffery McNabb's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McNabb practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern Missouri Internal Medicine | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Jeffery McNabb is one of 2,114 internists in Missouri
Internal medicine is Dr. McNabb's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McNabb is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. McNabb
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. Mark Jeffery McNabb billed Medicare for 6,780 services in 2024
CMS data shows 6,780 Medicare services from Dr. McNabb across 24 procedure codes in 2024, for 439 Medicare patients. Medicare paid $227,256 for them. Every service was in an office.
Dr. McNabb's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 2,6212024: 2,628No change
- Office and hospital visits
- 2023: 1,9292024: 1,8305%
- Other services
- 2023: 1,4632024: 1,5707%
- Tests and treatments
- 2023: 5852024: 585No change
- Imaging
- 2023: 762024: 9221%
- Drugs given in the office
- 2023: 782024: 754%
Dr. McNabb compared with the Missouri median for internists, 2024
- Dr. McNabb
- Missouri median
- Medicare services
- 6,780vs 53012.8 times
- Medicare patients
- 439vs 2112.1 times
- Part D claims
- 13,621vs 32541.9 times
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. McNabb'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.
Need commercial claims for Dr. McNabb?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McNabb and other internists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Jeffery McNabb treated 439 Medicare patients in 2024, average age 76
CMS counts 439 Medicare patients who saw Dr. McNabb in 2024. The largest group is 65 to 74, with 190 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. McNabb's median patient age at 65, with 55% women.
Dr. McNabb's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. McNabb's Medicare patients by sex, 2024
- Women24556%
- Men19444%
Chronic conditions among Dr. McNabb's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Anxiety26%
- Chronic kidney disease25%
- Diabetes25%
- Ischemic heart disease22%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. McNabb's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Jeffery McNabb wrote 14,119 Medicare Part D claims in 2024
In 2024, Dr. McNabb wrote 14,119 Medicare Part D claims for 471 patients. 86% of them were for generic drugs. CMS names the drug for 13,621 of them, across 160 drugs with 11 or more claims each, at $1,048,898 in total drug cost. In 2023, CMS named 13,607 claims across 161 drugs.
Dr. McNabb's Part D claims by kind of drug, 2024
- Generic12,123 claims86%
- Brand-name1,902 claims13%
- Other94 claims1%
Dr. McNabb'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. McNabb's Part D claims, 2024
- Opioids3%404 of 14,119 claims
- Antibiotics2%239 of 14,119 claims
- Antipsychotics, patients 65 and over0%61 of 14,119 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: 13,6072024: 13,621No change
Drugs named by CMS: 160 in 2024, 161 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. Mark Jeffery McNabb scored 26 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 26 out of 100 for Dr. McNabb for performance year 2024, reported individually. CMS lists Dr. McNabb as offering telehealth.
- Offers telehealth
- Yes
Dr. McNabb's MIPS scores, performance year 2024
- 26of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 87of 100Cost
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. Mark Jeffery McNabb received $4,137 in industry payments from 2016 to 2025
CMS Open Payments shows 215 general payments to Dr. McNabb from 35 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. Abbvie Inc. paid the most, $1,728.
General payments to Dr. McNabb by program year, 2016 to 2025
General payments to Dr. McNabb by kind, 2016 to 2025
- Food and beverage$3,77491%
- Education$3649%
Companies that paid Dr. McNabb 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. Mark Jeffery McNabb graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. McNabb graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Jeffery McNabb'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 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) |
| 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. Mark Jeffery McNabb
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. Mark Jeffery McNabb's NPI number?
Dr. Mark Jeffery McNabb's NPI number is 1942337522. It was assigned on February 28, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Jeffery McNabb?
Dr. Mark Jeffery McNabb is an internist in Cape Girardeau, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Jeffery McNabb practice?
Dr. McNabb practices at 3260 Lexington Ave, Cape Girardeau, MO 63701. Dr. McNabb's primary practice is Southern Missouri Internal Medicine in Cape Girardeau, Missouri. Dmand AI also links Dr. McNabb to 4 hospitals, 2 home health agencies, 1 physician office and 1 skilled nursing facility.
What is Dr. Mark Jeffery McNabb's office phone number?
The practice phone on file for Dr. McNabb is (573) 335-5057.
What is Dr. Mark Jeffery McNabb's medical license number?
Dr. McNabb holds Missouri license DO100129.
Which hospitals is Dr. Mark Jeffery McNabb affiliated with?
Dr. McNabb is affiliated with Saint Francis Medical Center. Dmand AI links Dr. McNabb to 4 more hospitals.
Does Dr. Mark Jeffery McNabb accept Medicare?
Yes. CMS data shows Dr. McNabb billed Medicare for 6,780 services in 2024.
Does Dr. Mark Jeffery McNabb offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. McNabb as offering telehealth services.
What is Dr. Mark Jeffery McNabb's MIPS score?
Dr. McNabb's MIPS final score for performance year 2024 is 26 out of 100, reported individually.
How many Medicare patients does Dr. Mark Jeffery McNabb see?
CMS counts 439 Medicare patients who saw Dr. McNabb in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Mark Jeffery McNabb bill to Medicare?
In 2024, Dr. McNabb's most billed Medicare services were lab and pathology test (81002), lab and pathology test (80061) and office visit, established patient (99215).
Where did Dr. Mark Jeffery McNabb go to medical school?
Dr. McNabb graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1990.
What drugs does Dr. Mark Jeffery McNabb prescribe most?
In 2024 Medicare Part D data, Dr. McNabb's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Valsartan.
Has Dr. Mark Jeffery McNabb received payments from drug or device companies?
CMS Open Payments shows $4,137 in general payments to Dr. McNabb from 35 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Mark Jeffery McNabb been practicing?
Dr. McNabb graduated from medical school in 1990, 36 years ago.
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