Darren J. Hammergren, NP
Psychiatric/Mental Health Nurse Practitioner · Tucson, AZ
Darren J. Hammergren, NP is a psychiatric/mental health nurse practitioner with a practice address in Tucson, Arizona, and NPI 1386669885, issued on Jul 13, 2006. Check the license (Arizona AP 2617, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Darren J. Hammergren
- Credential
- NP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License numbers
- AP 2617 AZ
RN108557 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5920 E Pima St Ste 140, Tucson, AZ 85712
- Phone
- (520) 747-2861
- Enumerated
- Jul 13, 2006
- Record last updated
- Oct 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (520) 733-3444
- Medicare enrollment
- Enrolled (PECOS I20070924000192); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 1,887 in Arizona → Look up another NPI →
Also registered at 5920 E Pima St Ste 140
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wayne Satten, PSY.D.Psychologist1447251384
Verify Darren J. Hammergren in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license AP 2617Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
1,183 Medicare Part D claims for 107 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Trazodone Hcl101 claims
- Lamotrigine94 claims
- Lorazepam86 claims
- Desvenlafaxine Succinate Er73 claims
- Venlafaxine Hcl Er69 claims
- Clonazepam68 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.
Industry payments in 2024: $796.60
42 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Darren J. Hammergren among 1,887 psychiatric/mental health nurse practitioner records in Arizona
Darren J. Hammergren, NP is one of 1,887 psychiatric/mental health nurse practitioner records with a practice address in Arizona. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 92% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2006 · median 2020 among the 1,079 with a school on file
- Record last updated2021 · 23% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
242 psychiatric/mental health nurse practitioner records list a practice address in Tucson
They are 242 of the 18,788 NPPES records with a practice address in Tucson, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.
All 1,887 in Arizona → Every provider in Tucson → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Lisa Curtain, PMHNP-BCTucson, AZ 857121245795491
- Antonia Doubrava, DNP, PMHNPTucson, AZ 857121386256808
- Sein Gwon, APNPTucson, AZ 857121568992519
- Helen Hess, N.PTucson, AZ 857121326070822
- Collins Iyamah, NURSE PRACTITIONERTucson, AZ 857121366118671
- Kailey MillerTucson, AZ 857121427780824
- Sara MossTucson, AZ 857121376321901
- Angel Rivers, FNP-CTucson, AZ 857121730605890
Common questions
What is Darren J. Hammergren, NP's NPI number?
Darren J. Hammergren, NP's National Provider Identifier (NPI) is 1386669885, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Darren J. Hammergren, NP located?
The NPPES record lists a practice address at 5920 E Pima St Ste 140, Tucson, AZ, 85712. Phone: (520) 747-2861. Providers update this record themselves, so call before visiting.
How can I verify Darren J. Hammergren, NP's license?
NPPES lists Arizona license number AP 2617, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Darren J. Hammergren, NP prescribe under Medicare Part D?
In 2024, Darren J. Hammergren, NP had 1,183 Medicare Part D claims for 107 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.