Mary T. Granholm, RN MSN APN
Oncology Registered Nurse · Hackensack, NJ
Mary T. Granholm, RN MSN APN is an oncology registered nurse with a practice address in Hackensack, New Jersey, and NPI 1861620155, issued on Jun 25, 2009. Check the license (New Jersey 26NJ00189400, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary T. Granholm
- Credential
- RN MSN APN
- Primary taxonomy
- Oncology Registered Nurse 163WX0200X
- License number
- 26NJ00189400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 20 Prospect Ave, Hackensack, NJ 07601
- Phone
- (201) 336-8297
- Enumerated
- Jun 25, 2009
- Record last updated
- Jun 25, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (201) 336-8296
- Entity
- Type 1 · individual
8 nearest oncology registered nurse records → All 24 in New Jersey → Look up another NPI →
Also registered at 20 Prospect Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Manuel AlvarezObstetrics & Gynecology Physician1194759282
- Erica Amianda, PAPhysician Assistant1689974289
- Jessica Androsiglio, APNWomen's Health Nurse Practitioner1831642024
- Shoaib Ashraf, MDInternal Medicine Physician1508424466
- Shadeen Bailey, RNRegistered Nurse1710799143
- Bindu Balani, M.D.Infectious Disease Physician1063489243
Verify Mary T. Granholm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 26NJ00189400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average oncology registered nurse in 2024
370 Medicare Part D claims for 67 beneficiaries, against an average of 542 among the 22 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Atorvastatin Calcium36 claims
- Simvastatin18 claims
- Clopidogrel17 claims
- Levothyroxine Sodium16 claims
- Lisinopril16 claims
- Metoprolol Succinate15 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.
Mary T. Granholm among 24 oncology registered nurse records in New Jersey
Mary T. Granholm, RN MSN APN is one of 24 oncology registered nurse records with a practice address in New Jersey. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 17% of them.
- NPI issued2009 · 17% of these records are older, 71% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileNo · 25% of these records are
- Record last updated2009 · 33% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WX0200X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Oncology Registered Nurse providers in New Jersey
There are 24 oncology registered nurse records in New Jersey.
All 24 in New Jersey → Every provider in Hackensack → Oncology Registered Nurse nationwide →
The 8 oncology registered nurse records with the nearest ZIP codes
- Dianne Harrison, RN, MSCN, AOCN, APNCHackensack, NJ 076011578522348
- Ann McNeill, RN MSN APNHackensack, NJ 076011396973897
- Michelyne Gavin, AGNP-CEnglewood, NJ 076311386352797
- Jennifer Abillar-Wright, FNP-BCMontvale, NJ 076451841897824
- Evelyn SarmientoRidgefield Park, NJ 076601891634275
- Daniel Rector, RNTeaneck, NJ 076661134957806
- Natasia Rodriguez, RNTeaneck, NJ 076661295666410
- Claudia OrtizRingwood, NJ 074561922929058
Common questions
What is Mary T. Granholm, RN MSN APN's NPI number?
Mary T. Granholm, RN MSN APN's National Provider Identifier (NPI) is 1861620155, issued on Jun 25, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Mary T. Granholm, RN MSN APN located?
The NPPES record lists a practice address at 20 Prospect Ave, Hackensack, NJ, 07601. Phone: (201) 336-8297. Providers update this record themselves, so call before visiting.
How can I verify Mary T. Granholm, RN MSN APN's license?
NPPES lists New Jersey license number 26NJ00189400, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Mary T. Granholm, RN MSN APN prescribe under Medicare Part D?
In 2024, Mary T. Granholm, RN MSN APN had 370 Medicare Part D claims for 67 beneficiaries; the average among oncology registered nurse prescribers was 542. 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.