Nathan Dennison, DO
Internal Medicine Physician · Phoenix, AZ
Nathan Dennison, DO is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1871098756, issued on Mar 24, 2018. Check the license (Arizona 009133, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nathan Dennison
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 009133 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 500 W Thomas RD Ste 900A, Phoenix, AZ 85013
- Phone
- (602) 406-3540
- Enumerated
- Mar 24, 2018
- Entity
- Type 1 · individual
Also registered at 500 W Thomas RD Ste 900A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sonal Haerter, M.D.Internal Medicine Physician1619980737
- Tiffany Hosten Blackmond, M.D., M.P.H.Internal Medicine Physician1811377906
Verify Nathan Dennison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 009133Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
68% more Medicare Part D claims than the average internal medicine physician in 2024
4,668 Medicare Part D claims for 352 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 62 claims were for opioids.
Most prescribed
- Atorvastatin Calcium339 claims
- Amlodipine Besylate211 claims
- Levothyroxine Sodium209 claims
- Lisinopril176 claims
- Metformin Hcl175 claims
- Albuterol Sulfate Hfa145 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.
One hospital or facility affiliation
- Sjhmc Physician ServicesPhoenix, AZ
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
822 internal medicine physician records list a Phoenix practice address
They are 822 of the 31,399 NPPES records with a Phoenix practice address, and 3,429 internal medicine physician records in Arizona.
All 822 in Phoenix → All 3,429 in Arizona → Every provider in Phoenix →
Other internal medicine physician records in Arizona
- Daniel Aaronson, MDTucson, AZ1134865355
- Jaber Abawi, MDPayson, AZ1629038542
- Demsas Abay, MDPeoria, AZ1720312390
- Firas Abbas, M.D. M.P.H.Mesa, AZ1336481407
- Hassan Abbas, D.O.Mesa, AZ1477294775
- Jalal Abbas, M.D.Sun City West, AZ1205895034
- Mohemmedd Khalid AbbasPhoenix, AZ1316366651
- Tayeb Abbas, MDSun City West, AZ1093406795
- Anam Abbasi, MDPhoenix, AZ1568990695
- Hamed Abbaszadegan, MDPhoenix, AZ1407083579
Common questions
What is Nathan Dennison, DO's NPI number?
Nathan Dennison, DO's National Provider Identifier (NPI) is 1871098756, issued on Mar 24, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Dennison, DO located?
The NPPES record lists a practice address at 500 W Thomas RD Ste 900A, Phoenix, AZ, 85013. Phone: (602) 406-3540. Providers update this record themselves, so call before visiting.
How can I verify Nathan Dennison, DO's license?
NPPES lists Arizona license number 009133, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nathan Dennison, DO prescribe under Medicare Part D?
In 2024, Nathan Dennison, DO had 4,668 Medicare Part D claims for 352 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.