Are you Dr. Adamson? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 8929 University Center Ln, Suite 201, San Diego, CA 92122
About Dr. Adamson
John W. Adamson, MD practices hematology in San Diego, CA. John is a 1962 graduate of University of California, Geffen School of Medicine. Medicare claims data shows John provided 119 services to 113 patients. 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, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1477504801.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (858) 405-2272
- Email not available
Practice Locations
8929 UNIVERSITY CENTER LN SUITE 201
San Diego, CA 92122
Conditions Commonly Evaluated or Treated
Within Hematology 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
- Anemia
- Blood clots
- Breast cancer
- Colon cancer
- Iron-deficiency anemia
- Leukemia
- Lung cancer
- Lymphoma
- Prostate cancer
Anemia
Bleeding disorders
- Bleeding Disorders
- Frequent Unexplained Nosebleeds
- Heavy Period Bleeding From Bleeding Disorder
- Unexplained Bruising
Blood and immune disorders
Blood cancer
Blood clots
Bone marrow disorders
Clotting disorders
Inherited blood disorders
Iron disorders
Lymph conditions
Lymph disorders
Metabolic blood disorders
Nutritional blood disorders
Organ conditions
Platelet disorders
Protein disorders
Red blood cell disorders
- Cold-Triggered Blood Breakdown
- Hemolytic Anemia in Children
- Nighttime Red Blood Cell Breakdown
- Sickle cell disease
- Thalassemia
- Thick Blood
White blood cell disorders
Procedures & services
Most searched procedures
Biopsy
Blood treatments
- Blood Exchange Transfusion
- Plasmapheresis
- Platelet Removal Procedure
- Therapeutic Blood Draw
- White Blood Cell Removal Procedure
Catheter care
Cell therapy
Cellular therapy
Consultation
Consultations
Diagnostic tests
- Clotting Inhibitor Mixing Study
- Complete Blood Count
- Factor Level Blood Test
- Folic Acid Blood Test
- G6PD Enzyme Test
- Iron Level Blood Test
Infusions
Injections
Lab tests
- Blood Cancer Cell Marker Test
- Blood Clotting Tests
- Blood Smear Examination
- Coomb's Test
- Genetic Blood Clotting Test
- Hemoglobin Electrophoresis
- Myeloma Blood Protein Test
Medication management
Monitoring
Patient education
Procedures
Transfusion therapy
Transplants
Treatments
Procedures Most Often Billed to Medicare
119 services · 113 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
49 | Less often than most peers in Hematology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
22 | As often as other peers in Hematology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
20 | Less often than most peers in Hematology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | As often as other peers in Hematology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
11 | Less often than most peers in Hematology |
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.
Other hematology specialists in San Diego 7
Same specialty, same city.
Trained at University of California, Geffen School of Medicine 4
Other providers in the same specialty who trained at the same institution.
Common questions
What does Dr. Adamson specialize in?
Dr. Adamson is a hematology in San Diego, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Adamson located?
Dr. Adamson is listed at 8929 University Center Ln Suite 201, San Diego, CA 92122. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Adamson's phone number?
The number on file is (858) 405-2272. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Adamson?
Dr. Adamson's National Provider Identifier is 1477504801. 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. Adamson go to medical school?
Dr. Adamson attended University of California, Geffen School of Medicine, graduating in 1962. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Adamson have?
Dr. Adamson has 64 years experience. Calculated from a graduation year of 1962, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Adamson do most often?
According to Medicare billing data, Dr. Adamson 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
Is Dr. Adamson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Adamson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.