NPPES file of Aug 9, 2026

Nicolas Enrique Grisoni, MD

Orthopaedic Surgery of the Spine Physician · Phoenix, AZ

Nicolas Enrique Grisoni, MD is an orthopaedic surgery of the spine physician with a practice address in Phoenix, Arizona, and NPI 1104959220, issued on Mar 14, 2007. Check the license (Arizona 72936, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104959220
Name
Nicolas Enrique Grisoni
Credential
MD
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License numbers
72936 AZ
35-092688 OH
Self-reported in NPPES; status is on the state search
Practice location
9327 N 3RD St Ste 300, Phoenix, AZ 85020
Phone
(602) 648-5444
Enumerated
Mar 14, 2007
Record last updated
May 7, 2024
Fax
(602) 772-3801
Medicaid ID
3030900 OH
Medicare enrollment
Enrolled (PECOS I20240515003395); accepts Medicare assignment
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 9327 N 3RD St Ste 300

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

  1. Gaury Alfaro, PT, DPTPhysical Therapist1215367503
  2. Summer Ankrum, PT, DPTPhysical Therapist1942982384
  3. Erin Becker, PTPhysical Therapist1770288045
  4. Kaitlin Crisman, PT, DPTPhysical Therapist1336822329
  5. Greg Hritzo, MPTPhysical Therapist1548274020
  6. Hans Lettner, MSPTPhysical Therapist1104116706

Verify Nicolas Enrique Grisoni in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 72936
    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 Arizona 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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16% more Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024

442 Medicare Part D claims for 220 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 106 claims were for opioids.

  1. Nicolas Grisoni442
  2. Specialty average381

Most prescribed

  1. Methylprednisolone128 claims
  2. Gabapentin86 claims
  3. Methocarbamol64 claims
  4. Hydrocodone-Acetaminophen62 claims
  5. Oxycodone-Acetaminophen23 claims
  6. Tramadol Hcl18 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 93.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%92.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,516.74

21 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nicolas Grisoni$1,517
  2. Specialty average$34,072

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Orthopedic Specialists OF North America PLLCPhoenix, AZ

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

Nicolas Enrique Grisoni among 70 orthopaedic surgery of the spine physician records in Arizona

Nicolas Enrique Grisoni, MD is one of 70 orthopaedic surgery of the spine physician records with a practice address in Arizona. 84% 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 47% of them.

  • NPI issued2007 · 47% of these records are older, 39% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2001 · median 2004 among the 56 with a school on file
  • Record last updated2024 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery of the Spine Physician providers in Arizona

There are 70 orthopaedic surgery of the spine physician records in Arizona.

The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes

  1. Joshua Abrams, DOPhoenix, AZ 850201649482084
  2. Justin Field, MDPhoenix, AZ 850201770524324
  3. Katherine Looby, PA-CMesa, AZ 850201093903023
  4. Louis Rappoport, M.D.Phoenix, AZ 850201497778740
  5. Nima Salari, M.D.Phoenix, AZ 850201598967911
  6. Mark Wang, M.D.Phoenix, AZ 850201881806834
  7. William Stevens, M.D.Phoenix, AZ 850181356344824
  8. Norman Chutkan, M.D.Phoenix, AZ 850231689682890

Common questions

What is Nicolas Enrique Grisoni, MD's NPI number?

Nicolas Enrique Grisoni, MD's National Provider Identifier (NPI) is 1104959220, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nicolas Enrique Grisoni, MD located?

The NPPES record lists a practice address at 9327 N 3RD St Ste 300, Phoenix, AZ, 85020. Phone: (602) 648-5444. Providers update this record themselves, so call before visiting.

How can I verify Nicolas Enrique Grisoni, MD's license?

NPPES lists Arizona license number 72936, 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 Enrique Grisoni, MD prescribe under Medicare Part D?

In 2024, Nicolas Enrique Grisoni, MD had 442 Medicare Part D claims for 220 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is Nicolas Enrique Grisoni, MD's MIPS final score?

The 2023 MIPS final score is 93.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.