Nicolas G. Giuliano, DO
Internal Medicine Physician · Prescott, AZ
Nicolas G. Giuliano, DO is an internal medicine physician with a practice address in Prescott, Arizona, and NPI 1437686524, issued on May 19, 2017. Check the license (Arizona 007673, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nicolas G. Giuliano
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 007673 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 300 N Lee Blvd, Prescott, AZ 86301
- Phone
- (928) 708-4300
- Enumerated
- May 19, 2017
- Record last updated
- Feb 17, 2025
- Fax
- (928) 458-2122
- Medicaid ID
- 201320 AZ
- Medicare enrollment
- Enrolled (PECOS I20240722003147); may accept Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 300 N Lee Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicolas G. Giuliano in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 007673Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average internal medicine physician in 2024
300 Medicare Part D claims for 129 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Levothyroxine Sodium24 claims
- Atorvastatin Calcium14 claims
- Lisinopril13 claims
- Amlodipine Besylate12 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.
Nicolas G. Giuliano among 2,853 internal medicine physician records in Arizona
Nicolas G. Giuliano, DO is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 75% of them.
- NPI issued2017 · 75% of these records are older, 23% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · median 2003 among the 1,643 with a school on file
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
48 internal medicine physician records list a practice address in Prescott
They are 48 of the 1,818 NPPES records with a practice address in Prescott, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Prescott → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Suzanne Allen, M.D.Prescott, AZ 863011649287574
- Hojat Askari, MDPrescott, AZ 863011326251695
- Robert Barker, MDPrescott, AZ 863011710924196
- Kristen Bendinger, M.D.Prescott, AZ 863011386935344
- Kamala Boast, D.O.Prescott, AZ 863011639219520
- Erik Contreras, MDPrescott, AZ 863011265708416
- Syamala Darira, M.D.Prescott, AZ 863011780784710
- Joseph Goldberger, MDPrescott, AZ 863011699784546
Common questions
What is Nicolas G. Giuliano, DO's NPI number?
Nicolas G. Giuliano, DO's National Provider Identifier (NPI) is 1437686524, issued on May 19, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Nicolas G. Giuliano, DO located?
The NPPES record lists a practice address at 300 N Lee Blvd, Prescott, AZ, 86301. Phone: (928) 708-4300. Providers update this record themselves, so call before visiting.
How can I verify Nicolas G. Giuliano, DO's license?
NPPES lists Arizona license number 007673, 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 Nicolas G. Giuliano, DO prescribe under Medicare Part D?
In 2024, Nicolas G. Giuliano, DO had 300 Medicare Part D claims for 129 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.