NPPES file of Aug 9, 2026

Rachel C. Blitzblau, MD, PHD

Radiation Oncology Physician · Durham, NC

Rachel C. Blitzblau, MD, PHD is a radiation oncology physician with a practice address in Durham, North Carolina, and NPI 1659554897, issued on Dec 11, 2007. Check the license (North Carolina 2010-00597, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659554897
Name
Rachel C. Blitzblau
Credential
MD, PHD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
2010-00597 NC
Self-reported in NPPES; status is on the state search
Practice location
2100 Erwin RD, Durham, NC 27705
Phone
(919) 684-8111
Enumerated
Dec 11, 2007
Record last updated
Apr 21, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100608000217); accepts Medicare assignment
Medical or professional school
Tufts University School Of Medicine, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2100 Erwin RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Robert Abbott, M.D.Diagnostic Radiology Physician1487818696
  2. Obinna Adibe, M.D.Pediatric Surgery Physician1942476692
  3. Adnan Ali, M.D.Diagnostic Radiology Physician1922264373
  4. Allison Allen, LCSWClinical Social Worker1225377740
  5. Karen Allen, NPRadiation Oncology Physician1861724627
  6. Timothy Amrhein, M.D.Diagnostic Radiology Physician1295900249

Verify Rachel C. Blitzblau in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2010-00597
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the North Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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81% fewer Medicare Part D claims than the average radiation oncology physician in 2024

26 Medicare Part D claims for 19 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Rachel Blitzblau26
  2. Specialty average134

Most prescribed

  1. Mometasone Furoate12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Duke Health Integrated Practice IncDurham, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rachel C. Blitzblau among 230 radiation oncology physician records in North Carolina

Rachel C. Blitzblau, MD, PHD is one of 230 radiation oncology physician records with a practice address in North Carolina. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 54% of them.

  • NPI issued2007 · 54% of these records are older, 36% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2005 · median 2003 among the 166 with a school on file
  • Record last updated2010 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in North Carolina

There are 230 radiation oncology physician records in North Carolina.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Karen Allen, NPDurham, NC 277051861724627
  2. Matthew Boyer, M.D., PH.D.Durham, NC 277051043586142
  3. Catherine Chang, MDDurham, NC 277051487731949
  4. Michael Kastan, MDDurham, NC 277051255334371
  5. Grace Kim, MDDurham, NC 277051093917981
  6. Manisha Palta, M.D.Durham, NC 277051487855664
  7. Joseph Salama, M.D.Durham, NC 277051891723391
  8. Kulbir Sidhu, M.D.Durham, NC 277051912946070

Common questions

What is Rachel C. Blitzblau, MD, PHD's NPI number?

Rachel C. Blitzblau, MD, PHD's National Provider Identifier (NPI) is 1659554897, issued on Dec 11, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rachel C. Blitzblau, MD, PHD located?

The NPPES record lists a practice address at 2100 Erwin RD, Durham, NC, 27705. Phone: (919) 684-8111. Providers update this record themselves, so call before visiting.

How can I verify Rachel C. Blitzblau, MD, PHD's license?

NPPES lists North Carolina license number 2010-00597, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Rachel C. Blitzblau, MD, PHD prescribe under Medicare Part D?

In 2024, Rachel C. Blitzblau, MD, PHD had 26 Medicare Part D claims for 19 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.