Physician Profile
Rasam Hajiannasab, MD
Unclaimed ProfileAt a glance
- 20001 S Rancho Way, Rancho Dominguez, CA 90220
About Dr. Hajiannasab
Based in Rancho Dominguez, CA, Rasam Hajiannasab, MD is listed in the NPI registry under anatomic & clinical pathology. According to Medicare claims data, Rasam cared for 278 Medicare patients across 484 services. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, special stained specimen slides to examine tissue, each additional procedure, and pathology examination of tissue using a microscope, moderately high complexity. NPI 1710549878 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
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
- (310) 225-3221
- Email not available
Practice Locations
20001 S RANCHO WAY
Rancho Dominguez, CA 90220
Conditions Evaluated or Diagnosed
Within Anatomic & Clinical Pathology 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
Autoimmune & Joint
- Autoimmune Disease Markers
- Gout
Blood cancer
Blood chemistry
- High calcium
- Low sodium or electrolyte imbalance
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Hemochromatosis
- High White Blood Cell Count
- Iron-deficiency anemia
Blood disorders
- High Platelet Count
- Low Platelets
- Low White Blood Cell Count
Cancer & Tumors
- Breast Cancer Biopsy Findings
- Leukemia
- Lipoma
- Prostate Cancer Biopsy Results
- Suspicious Lung Spot
- Swollen Lymph Nodes
Cervical & Women's Health
Cervical Health
Digestive pathology
Digestive System
- Abnormal Liver Enzymes
- Celiac disease
- H. pylori infection
- Inflammatory bowel disease
- Precancerous Colon Polyps
Hormones
Hormones & Metabolism
- High cholesterol
- Hypothyroidism
- Prediabetes
- Thyroid nodules
- Vitamin D deficiency
Infections
- Sepsis or blood infection
- Sexually transmitted infections
- UTI
Infectious disease
- HPV infection risk
- Lyme disease
Kidney & Urinary
- Bladder cancer
- High creatinine levels
Liver pathology
- Fatty liver disease
Prostate
- High PSA levels
Skin
- Precancerous sun spot
- Skin cancer
Skin pathology
Urine & kidney
- Blood in the urine
- Kidney Disease
Procedures & services
Biopsy & Tissue Testing
- Bone Marrow Biopsy Testing
- Colon Polyp Biopsy Examination
- Fine Needle Aspiration Biopsy
- Frozen Section During Surgery
- Skin Biopsy Lab Review
- Special Tissue Staining
- Thyroid Biopsy Examination
Blood chemistry
Cancer & Genetic Testing
- Chromosome And Genetic Testing
- Flow Cytometry Test
- Liquid Biopsy
- Tumor Biomarker Testing
- Tumor Marker Testing
Cancer screening
- Prostate cancer blood test
Cardiac testing
- Troponin blood test
Cervical & Women's Health
Fertility testing
Hormone testing
- Cortisol blood test
- Testosterone blood test
Immunology
- Immune System Blood Test
Infection & Microbiology Tests
- Blood Culture Test
- Colon cancer screening consult
- H. Pylori Breath Test
- STI and STD Screening
- Urine sediment test
Infectious disease
Inflammation testing
- Inflammation Blood Tests
- Sed rate inflammation test
Pathology Consultations
- Biopsy Second Opinion
- Second Opinion For Cancer
Post-Mortem & Forensic
Routine blood testing
- Basic metabolic panel
- Complete Blood Count
- Comprehensive Metabolic Panel
Routine Blood Tests
- Blood Clotting Test
- Cholesterol screening
- Hemoglobin A1c Test
- Kidney Function Blood Test
- Liver Function Blood Test
- Routine blood work
- Thyroid Blood Test
Specialty Lab Panels
- Allergy Blood Testing
- Autoimmune Blood Panel
- Celiac Disease Blood Test
- Urine Drug Screen
Tissue biopsy
- Breast tissue biopsy test
- Cervical biopsy test
- Lymph node biopsy review
Toxicology
- Heavy metals blood test
Transfusion testing
Urine testing
Procedures Most Often Billed to Medicare
484 services · 278 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
137 | Less often than most peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
114 | Less often than most peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
59 | As often as other peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
57 | As often as other peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
42 | Less often than most peers in Anatomic & Clinical Pathology |
| Preparation of tissue for examination by removing any calcium present | Lab test | 88311 |
39 | As often as other peers in Anatomic & Clinical Pathology |
| Cell examination of specimen, selective cellular enhancement technique | Lab test | 88112 |
36 | Less often than most peers in Anatomic & Clinical Pathology |
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.
Common questions
What kind of doctor is Dr. Hajiannasab?
Dr. Hajiannasab is an anatomic & clinical pathology in Rancho Dominguez, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Hajiannasab's address?
Dr. Hajiannasab is listed at 20001 S Rancho Way, Rancho Dominguez, CA 90220. 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. Hajiannasab?
The number on file is (310) 225-3221. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Hajiannasab's NPI number?
Dr. Hajiannasab's National Provider Identifier is 1710549878. 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 long has Dr. Hajiannasab been practicing?
Dr. Hajiannasab has 7+ years experience. Registered with an NPI since 2019. 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 Dr. Hajiannasab perform?
According to Medicare billing data, Dr. Hajiannasab the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Hajiannasab confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hajiannasab. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.