Provider Profile
Mary Lou L. David, FNP-BC is a nurse practitioner — primary care practicing in Aliso Viejo, CA. Mary Lou is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Mary Lou cared for 44 Medicare patients across 155 services. The services billed most often include blood test, clotting time and anticoagulant management of patient taking warfarin.
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.
22 BLUFF COVE DR
Aliso Viejo, CA 92656
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.
Most searched conditions
Allergies
Allergy and skin
Blood disorders
Bone health
Chronic pain
Digestive health
Ear and balance
Ear, Nose & Throat
Endocrine
Eye conditions
Eye health
Foot and joint pain
General health
Heart health
Hormones
Infections
Lungs & Breathing
Men's health
Mental health
Nerve and back pain
Nerve conditions
Neurology
Pain
Sexual health
Skin
Skin infections
Sleep disorders
Sleep health
Urinary conditions
Urinary health
Weight management
Women's health
Most searched procedures
Allergy tests
Cancer screening
Consultations
Diabetes care
Diagnostic tests
Ear, Nose & Throat
Heart health
Hormones
Infections
Injections
Lab tests
Lungs & Breathing
Mental health
Minor injury
Minor procedures
Minor skin procedures
Monitoring
Pain management
Physical exams
Prescriptions
Preventative care
Preventive health
Rapid testing
Screenings & Clearances
Sexual health
Sleep
Virtual care
Weight management
Women's health
Wound and injury care
155 services · 44 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
77 |
| Blood test, clotting time | Lab test | 85610 |
78 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Mary Lou L. David is a nurse practitioner in Aliso Viejo, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Primary Care”.
NPI registry
Mary Lou L. David is listed at 22 Bluff Cove Dr, Aliso Viejo, CA 92656. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (949) 360-0587. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Mary Lou L. David's National Provider Identifier is 1245467992. 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
Mary Lou L. David has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Mary Lou L. David provides treatments such as anticoagulant management of patient taking warfarin, 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 Mary Lou L. David. 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.