Dr. Mary S. Missak, MD
- Medicare services, 2024
- 4,670
- Medicare patients, 2024
- 2,475
- Part D claims, 2024
- 7,426
- Hospital affiliations
- 5
- Industry payments
- $6,461
- Practice address
- 7601 Southcrest Parkway, Southaven, MS 38671
- Practice phone
- Call (662) 772-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Missak'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. Mary S. Missak is an internist in Southaven, Mississippi
Dr. Missak practices at Baptist Memorial Hospital-DeSoto in Southaven, Mississippi, part of Baptist Memorial Health Care.
Dr. Missak's NPI, 1962507061, was assigned on September 13, 2006. Dr. Missak holds Mississippi license 16715.
- NPI
- 1962507061NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416015904
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (662) 772-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary S. Missak practices at Baptist Memorial Hospital-DeSoto in Southaven, Mississippi
Dr. Missak's primary practice is Baptist Memorial Hospital-DeSoto, at 7601 Southcrest Parkway, Southaven, MS 38671 in De Soto County. The practice phone is (662) 772-4000.
- Baptist Memorial Hospital-DeSoto7601 Southcrest Parkway, Southaven, MS 38671 · De Soto CountyPhone(662) 772-4000
Source: Dmand AI Affiliation Data
Dr. Mary S. Missak is affiliated with 9 sites of care and 2 medical groups
Dr. Missak's primary practice is Baptist Memorial Hospital-DeSoto in Southaven, Mississippi, part of Baptist Memorial Health Care. Dr. Missak is also affiliated with Methodist University Hospital. The medical group on file is Baptist Memorial Hospital-DeSoto. Dmand AI also links Dr. Missak to 3 more hospitals, 2 group practices and clinics, 1 home health agency, 1 hospice and 1 medical group, each named with a free account. Dr. Missak's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary S. Missak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Missak practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Memorial Hospital-DeSoto | Available with a free account |
| +8 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Baptist Memorial Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mary S. Missak is one of 785 internists in Mississippi
Internal medicine is Dr. Missak's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Missak is licensed in Mississippi.
Specialties and state licenses
- Internal medicine, MississippiPrimary
Internists near Dr. Missak
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. Mary S. Missak billed Medicare for 4,670 services in 2024
CMS data shows 4,670 Medicare services from Dr. Missak across 14 procedure codes in 2024, for 2,475 Medicare patients. Medicare paid $105,525 for them.
Dr. Missak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,2102024: 3,4106%
- Office and hospital visits
- 2023: 8952024: 1,01113%
- Other services
- 2023: 2382024: 2351%
- Lab and pathology
- 2023: 162024: 1413%
Where Dr. Missak's Medicare services took place, 2024
- In an office1,26027%
- In a facility3,41073%
Dr. Missak compared with the Mississippi median for internists, 2024
- Dr. Missak
- Mississippi median
- Medicare services
- 4,670vs 9874.7 times
- Medicare patients
- 2,475vs 3147.9 times
- Part D claims
- 6,587vs 28123.4 times
Medians across 747 internists in Mississippi with Dmand AI profiles that report each measure.
Dr. Missak'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. Missak?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Missak and other internists in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary S. Missak treated 2,475 Medicare patients in 2024, average age 74
CMS counts 2,475 Medicare patients who saw Dr. Missak in 2024. The largest group is 65 to 74, with 975 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% 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. Missak's median patient age at 71, with 60% women.
Dr. Missak's Medicare patients by age, 2024
Dr. Missak's Medicare patients by sex, 2024
- Women1,43358%
- Men1,04242%
Chronic conditions among Dr. Missak's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Ischemic heart disease56%
- Diabetes44%
- Chronic kidney disease42%
- Heart failure40%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Missak'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
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary S. Missak wrote 7,426 Medicare Part D claims in 2024
In 2024, Dr. Missak wrote 7,426 Medicare Part D claims for 560 patients. 89% of them were for generic drugs. CMS names the drug for 6,587 of them, across 121 drugs with 11 or more claims each, at $400,848 in total drug cost. In 2023, CMS named 6,147 claims across 122 drugs.
Dr. Missak's Part D claims by kind of drug, 2024
- Generic6,600 claims89%
- Brand-name767 claims10%
- Other59 claims1%
Dr. Missak'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. Missak's Part D claims, 2024
- Opioids3%225 of 7,426 claims
- Antibiotics4%275 of 7,426 claims
- Antipsychotics, patients 65 and over1%56 of 7,426 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: 6,1472024: 6,5877%
Drugs named by CMS: 121 in 2024, 122 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. Mary S. Missak offers telehealth to Medicare patients
Dr. Missak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Missak as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mary S. Missak received $6,461 in industry payments from 2016 to 2025
CMS Open Payments shows 403 general payments to Dr. Missak from 33 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, $1,332.
General payments to Dr. Missak by program year, 2016 to 2025
Companies that paid Dr. Missak 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. Mary S. Missak'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) |
| 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. Mary S. Missak
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. Mary S. Missak's NPI number?
Dr. Mary S. Missak's NPI number is 1962507061. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary S. Missak?
Dr. Mary S. Missak is an internist in Southaven, Mississippi. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mary S. Missak practice?
Dr. Missak practices at 7601 Southcrest Parkway, Southaven, MS 38671. Dr. Missak's primary practice is Baptist Memorial Hospital-DeSoto in Southaven, Mississippi, part of Baptist Memorial Health Care. Dmand AI also links Dr. Missak to 3 hospitals, 2 group practices and clinics, 1 home health agency, 1 hospice and 1 medical group.
What is Dr. Mary S. Missak's office phone number?
The practice phone on file for Dr. Missak is (662) 772-4000.
What is Dr. Mary S. Missak's medical license number?
Dr. Missak holds Mississippi license 16715.
Which hospitals is Dr. Mary S. Missak affiliated with?
Dr. Missak practices at Baptist Memorial Hospital-DeSoto in Southaven, Mississippi. Dr. Missak is also affiliated with Methodist University Hospital. Dmand AI links Dr. Missak to 3 more hospitals.
What medical group is Dr. Mary S. Missak part of?
Dr. Missak is linked to Baptist Memorial Hospital-DeSoto. Dmand AI links Dr. Missak to 1 more medical group.
Does Dr. Mary S. Missak accept Medicare?
Yes. CMS data shows Dr. Missak billed Medicare for 4,670 services in 2024, and Dr. Missak accepts Medicare assignment.
Does Dr. Mary S. Missak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Missak as offering telehealth services.
How many Medicare patients does Dr. Mary S. Missak see?
CMS counts 2,475 Medicare patients who saw Dr. Missak in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Mary S. Missak bill to Medicare?
In 2024, Dr. Missak's most billed Medicare services were heart test or procedure (93010), office visit, established patient (99213) and office visit, established patient (99214).
What drugs does Dr. Mary S. Missak prescribe most?
In 2024 Medicare Part D data, Dr. Missak's most prescribed drugs by claims were Amlodipine Besylate, Levothyroxine Sodium and Pantoprazole Sodium.
Has Dr. Mary S. Missak received payments from drug or device companies?
CMS Open Payments shows $6,461 in general payments to Dr. Missak from 33 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Mary S. Missak been practicing?
Dr. Missak graduated from medical school in 1979, 47 years ago.
Selling to internal medicine practices?
See internists in Mississippi by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card