Provider Profile
Theresa E. Hammerquist, MSN, APRN, NP-C, CNP
Unclaimed ProfileAbout Theresa Hammerquist
Listed in the NPI registry as a nurse practitioner — primary care, Theresa E. Hammerquist, MSN, APRN, NP-C, CNP practices in Martin, SD. Medicare claims data shows Theresa provided 37 services to 37 patients. The services billed most often include emergency department visit with high level of medical decision making and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Specialty
Credentials & Licensing
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.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (605) 685-6868
- Email not available
Practice Locations
109 PUGH ST
Martin, SD 57551
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Primary Care generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Common cold
- Diabetes
- Flu
- High blood pressure
- Sinus infection
- UTI
Allergies
- Seasonal allergies
Allergy and skin
- Hives
Blood disorders
- Iron-deficiency anemia
Bone health
- Osteoporosis
Chronic pain
- Fibromyalgia
Digestive health
- Acid reflux
- Constipation
- Fatty liver disease
- Food Intolerances And Sensitivities
- IBS
- Viral gastroenteritis
Ear and balance
- Vertigo
Ear, Nose & Throat
- Ear infection
Endocrine
- Prediabetes
Eye conditions
- Stye
Eye health
- Pink eye
Foot and joint pain
- Heel pain
General health
- Chronic fatigue
Heart health
- High cholesterol
Hormones
- Hypothyroidism
Infections
- Mononucleosis
- Shingles
- Strep throat
Lungs & Breathing
- Acute bronchitis
- Asthma
Men's health
- Erectile dysfunction
- Testosterone deficiency
Mental health
- Adult ADHD
- Anxiety
- Depression
Nerve and back pain
- Sciatica
Nerve conditions
- Carpal tunnel
Neurology
- Migraines
Pain
- Gout
- Lower back pain
- Neck pain
- Osteoarthritis
Sexual health
- Sexually transmitted infections
Skin
- Acne
- Contact dermatitis
- Eczema
- Foot fungus
- Hair loss
- Psoriasis
- Rosacea
Skin infections
- Ringworm
Sleep disorders
- Restless legs syndrome
- Sleep apnea
Sleep health
- Insomnia
Urinary conditions
- Kidney stones
Urinary health
- Painful urination
Weight management
- Obesity
Women's health
- Bacterial vaginosis
- Perimenopause
- Yeast infection
Procedures & services
Most searched procedures
- Annual physical exam
- Routine blood work
- Sick visit
- Sports physical
- Suture removal
- Vaccination
Allergy tests
- Allergy Testing and Shots
Cancer screening
- Colon cancer screening consult
- Mammogram Referral
Consultations
- Medical Marijuana Evaluation
Diabetes care
- Diabetic Foot Care
Diagnostic tests
- Rapid flu test
Ear, Nose & Throat
- Earwax removal
Heart health
- Cholesterol Monitoring Visit
- EKG
Hormones
- Thyroid Check Visit
Infections
- Tick Bite Evaluation
Injections
- Vitamin B12 Injections
Lab tests
- Urine Drug Screen
Lungs & Breathing
- Nebulizer Breathing Treatment
- Spirometry
Mental health
- Depression screening
Minor injury
- Splinting of minor injuries
Minor procedures
- Ingrown Toenail Trimming
- Minor laceration repair
- Minor Wound Dressing
- Stitch Follow-Up And Wound Check
- Superficial foreign-body removal
Minor skin procedures
- Incision and drainage of an abscess
- Mole Check
- Skin biopsy
- Skin Tag Removal
- Wart Removal
Monitoring
- Blood Pressure Check and Monitoring
Pain management
- Joint injection or aspiration
- Trigger Point Injections
Physical exams
- DOT Physical Exam
Prescriptions
- Prescription Refill Visit
Preventative care
- Medicare wellness visit
- Smoking cessation counseling
Preventive health
- Travel Vaccines for Kids
Rapid testing
- Hemoglobin A1c Test
- Rapid COVID-19 test
- Rapid strep testing
Screenings & Clearances
- Camp Or School Physical
- Doctor's Excuse Note
- Pre-Op Clearance Exam
- TB Skin Test
Sexual health
- PrEP consultation
- STI and STD Screening
Sleep
- At-Home Sleep Study Order
Virtual care
- Virtual doctor visit
Weight management
- Weight Loss Medication Consultation
Women's health
- Birth control counseling
- Contraceptive implant insertion and removal
- Hormone Replacement Therapy Consultation
- IUD insertion
- IUD Removal
- Pap smear
- Pregnancy Confirmation Test
Wound and injury care
- Burn Treatment
Procedures Most Often Billed to Medicare
37 services · 37 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
12 | Less often than most peers in Nurse Practitioner — Primary Care |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
25 | Less often than most peers in Nurse Practitioner — Primary Care |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 8 related providers in 1 group
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in SD who bill this service to Medicare most often.
Common questions
What kind of doctor is Theresa E. Hammerquist, MSN, APRN, NP-C?
Theresa E. Hammerquist, MSN, APRN, NP-C is a nurse practitioner in Martin, SD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Primary Care”.
NPI registry
What is Theresa E. Hammerquist, MSN, APRN, NP-C's address?
Theresa E. Hammerquist, MSN, APRN, NP-C is listed at 109 Pugh St, Martin, SD 57551. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Theresa E. Hammerquist, MSN, APRN, NP-C?
The number on file is (605) 685-6868. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Theresa E. Hammerquist, MSN, APRN, NP-C?
Theresa E. Hammerquist, MSN, APRN, NP-C's National Provider Identifier is 1982194049. 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
How much experience does Theresa E. Hammerquist, MSN, APRN, NP-C have?
Theresa E. Hammerquist, MSN, APRN, NP-C has 8+ years experience. Registered with an NPI since 2018. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What procedures does Theresa E. Hammerquist, MSN, APRN, NP-C perform?
According to Medicare billing data, Theresa E. Hammerquist, MSN, APRN, NP-C provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Theresa E. Hammerquist, MSN, APRN, NP-C's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Theresa E. Hammerquist, MSN, APRN, NP-C. 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.