Physician Profile
Sandra Leticia R. Crosara, MD
Unclaimed ProfileAbout Dr. Crosara
Based in Mason City, IA, Sandra Leticia R. Crosara, MD is listed in the NPI registry under infectious disease. Sandra Leticia is also listed as specializing in internal medicine. According to Medicare claims data, Sandra Leticia cared for 545 Medicare patients across 778 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1922319656 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (641) 428-6999
- Email not available
Practice Locations
1000 4TH ST SW
Mason City, IA 50401
Conditions Commonly Evaluated or Treated
Within Infectious Disease 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
- Hepatitis C
- HIV
- Long COVID
- Lyme disease
- Recurrent MRSA
- Travel medicine
Bacterial infections
- C. diff Infection
- Cat Scratch Fever
- Drug-Resistant Bacterial Infection
- Flesh-Eating Infection
- NTM lung infection
- Recurrent bacterial vaginosis
- Tick-Borne Infection
- Tuberculosis
Bones & joints
- Bone infection
- Joint infection
Cardiovascular
- Central Line Infection
- Infective endocarditis
- Pacemaker Infection
Digestive infections
- Salmonella food poisoning
Fungal infections
- Aspergillosis mold infection
- Chronic Yeast Infection
- Cryptococcal fungal infection
- Fungal lung infection
- Fungal sinus infection
- Valley fever
General symptoms
- Frequent Infections
- High fever
- Sepsis Recovery
Neurological infections
- Meningitis
Parasitic infections
- Malaria
- Parasite Infection
- Toxoplasmosis
Post-infection conditions
- Chronic fatigue
Respiratory infections
- Walking Pneumonia in Children
- Whooping Cough
Sexually transmitted infections
- Chlamydia
- Genital herpes
- Gonorrhea
- Syphilis
Skin & soft tissue
- Cellulitis
- Diabetic Foot Infection
- Dog or Animal Bite Infection
- Non-Healing Wound Infection
- Post-surgery fever or infection
- Skin and soft-tissue abscess
Travel-related infections
- Dengue fever
- Typhoid fever
- Zika virus
Urinary tract
- Recurrent urinary tract infections
Viral infections
- Chronic Epstein-Barr virus reactivation
- Cytomegalovirus
- Hepatitis B
- Mononucleosis
- Mpox
- Shingles
- West Nile virus
Procedures & services
Most searched procedures
- IV antibiotic management
- PrEP prescription
- Travel vaccines
Allergy & immunology
- Penicillin Allergy Testing
Allergy & Pharmacology
- Antibiotic allergy desensitization
Antiviral treatments
- Antiviral medication management
- Hepatitis C antiviral treatment
- Mpox antiviral treatment
Consultation & second opinions
- Diabetic Foot Ulcer Debridement Consultation
- Infection Screening Before Biologics
- Post-Travel Illness Workup
- Pre-Chemotherapy Infection Clearance
- Pre-Transplant Infection Screening
- Prosthetic Hardware Infection Evaluation
- Second Opinion on Antibiotic Treatment
Diagnostic evaluations
- Chronic viral fatigue evaluation
- Medical parasite clearance evaluation
- Post-sepsis syndrome evaluation
- Sinus infection culture evaluation
- Unexplained fever workup
Diagnostics & screening
- Blood Culture Workup
- Fungal Blood Testing
- Immune System Workup for Frequent Infections
- Joint injection or aspiration
- Spinal Tap Infection Analysis
- Stool Parasite Testing
- TB Skin Test
- Tuberculosis Blood Test
- Wound Culture and Sensitivity
Gastrointestinal treatments
- Stool Transplant
Infusions & Medications
- IV Antibiotic Home Monitoring
- Long-term suppressive antibiotic therapy
Lab testing & monitoring
- Comprehensive STI screening panel
- HIV viral load monitoring
- Infectious diarrhea stool pathogen PCR panel
- Mold and environmental fungal testing
- Specialized Lyme disease confirmation testing
- Tropical disease blood work
Medication management
- Atypical Mycobacteria Treatment Plan
- Chronic Hepatitis B Medication Management
- Infected Central Line Removal Coordination
- Malaria Treatment
- Oral Antibiotic Step-Down Therapy
- Recurrent Shingles Suppression
- Syphilis Injections
- Systemic Antifungal Therapy
Prevention & Prophylaxis
- Doxy-PEP prescription
Prevention & prophylaxis
- Emergency HIV Prevention (PEP)
- Needlestick Injury Evaluation
- Rabies Post-Exposure Shots
- Tick Bite Evaluation
Travel medicine
- International travel health consultation
- Yellow fever vaccine consultation
Procedures Most Often Billed to Medicare
778 services · 545 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of tissue from wound, 20.0 sq cm or less | Treatment | 97597 |
54 | As often as other peers in Infectious Disease |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
145 | More often than most peers in Infectious Disease |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
94 | More often than most peers in Infectious Disease |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
71 | More often than most peers in Infectious Disease |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
64 | More often than most peers in Infectious Disease |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
62 | More often than most peers in Infectious Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
59 | Less often than most peers in Infectious Disease |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
52 | More often than most peers in Infectious Disease |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
48 | As often as other peers in Infectious Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
45 | Less often than most peers in Infectious Disease |
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.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Removal of tissue from wound, 20.0 sq cm or less 8
Providers in IA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Crosara?
Dr. Crosara is an infectious disease specialist in Mason City, IA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Infectious Disease”.
NPI registry
What is Dr. Crosara's address?
Dr. Crosara is listed at 1000 4Th St Sw, Mason City, IA 50401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Crosara?
The number on file is (641) 428-6999. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Crosara's NPI number?
Dr. Crosara's National Provider Identifier is 1922319656. 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
Where did Dr. Crosara train?
Dr. Crosara attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Crosara been practicing?
Dr. Crosara has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Crosara perform?
According to Medicare billing data, Dr. Crosara provides treatments such as removal of tissue from wound, 20.0 sq cm or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Crosara confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Crosara. If this is you, claiming it is free.
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