Physician Profile
Based in Milwaukee, WI, Rowena C. Punzalan, MD is listed in the NPI registry under pediatric hematology-oncology. Rowena is also listed as specializing in anatomic & clinical pathology. Medicare claims data shows Rowena provided 31 services to 27 patients. The services billed most often include blood bank physician services for cross match and/or evaluation and written report.
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.
638 N 18TH ST
Milwaukee, WI 53233
Within Pediatric Hematology-Oncology 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
Bleeding & blood symptoms
Bleeding & clotting
Blood clots & circulation
Blood disorders
Bone & soft tissue cancer
Brain & nerve tumors
General symptoms
Genetic blood disorders
Immune & blood disorders
Red blood cell disorders
Spleen & lymph disorders
Tumors
Vascular anomalies
Biopsies & tests
Cancer treatment
Catheters & ports
Consultations
Diagnostic lab tests
Diagnostic procedures
Hematology procedures
Infusions & transfusions
Interventional procedures
Medication therapies
Monitoring & screening
Radiation oncology
Support & follow-up
Supportive care
Surgical evaluations
Transplants & cellular therapy
Urgent oncology care
Vascular access
31 services · 27 patients · 1 distinct code
| Procedure | Type | Code | Services |
|---|---|---|---|
| Blood bank physician services for cross match and/or evaluation and written report | Lab test | 86077 |
31 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Punzalan is a pediatric hematology in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatric Hematology-Oncology”.
NPI registry
Dr. Punzalan is listed at 638 N 18Th St, Milwaukee, WI 53233. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (414) 937-6573. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Punzalan's National Provider Identifier is 1376646695. 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
Dr. Punzalan attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
Dr. Punzalan has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Punzalan 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Punzalan. 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.