Physician Profile
Mary F. Ahlers, DO is a healthcare provider in Brookings, SD specializing in family medicine. Mary trained at Des Moines University of Osteopathic Medicine and Health Sciences, graduating in 2017. Medicare claims data shows Mary provided 884 services to 661 patients. The services billed most often include complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, blood test, comprehensive group of blood chemicals, and blood test, lipids (cholesterol and triglycerides).
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
400 22ND AVE
Brookings, SD 57006
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Most searched procedures
Preventive interventions
Screening and testing
Diagnostic Tests
Exams & Screenings
Foot and Leg Pain
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
Occupational Health
Office procedures
Pain Management
Preventive Care
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
Sleep Health
Urgent Care Procedures
Wellness & Weight
Women's Health
884 services · 661 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
54 | Less often than most peers in Family Medicine |
| Screening mammography | Imaging | 77067 |
30 | As often as other peers in Family Medicine |
| Screening 3d breast mammography | Imaging | 77063 |
30 | As often as other peers in Family Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
17 | As often as other peers in Family Medicine |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
138 | More often than most peers in Family Medicine |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
135 | As often as other peers in Family Medicine |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
100 | As often as other peers in Family Medicine |
| Hemoglobin a1c level | Lab test | 83036 |
83 | More often than most peers in Family Medicine |
| Blood test, thyroid stimulating hormone (tsh) | Lab test | 84443 |
66 | As often as other peers in Family Medicine |
| Blood test, basic group of blood chemicals (calcium, total) | Lab test | 80048 |
53 | As often as other peers in Family Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Ahlers is a family doctor in Brookings, SD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Dr. Ahlers is listed at 400 22Nd Ave, Brookings, SD 57006. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (605) 697-9500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Ahlers's National Provider Identifier is 1609301365. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Ahlers attended Des Moines University of Osteopathic Medicine and Health Sciences, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
Dr. Ahlers has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Ahlers performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as screening mammography and screening 3d breast mammography; provides treatments such as routine electrocardiogram using at least 12 leads with tracing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ahlers. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.