Katherine Grimes, FNP
NPI 1023620457 · Family Nurse Practitioner · Tucson, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Grimes, FNP is a Family Nurse Practitioner provider in Tucson, AZ (NPI 1023620457).
Provider details
- NPI number
- 1023620457
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 243273 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,378 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 932 | $101 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 253 | $61 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 132 | $72 |
| Ultrasonic Guidance for Needle Placement76942 | 16 | $47 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 16 | $19 |
| Injection of Trigger Points, 3 Or More Muscles20553 | 15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 455 | 92 |
| Oxycodone Hcl | 357 | 65 |
| Gabapentin | 301 | 68 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 272 | 45 |
| Duloxetine Hcl | 169 | 36 |
| Tramadol Hcl | 158 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,024 across 30 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-18
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is Katherine Grimes's NPI number?
- Katherine Grimes's National Provider Identifier (NPI) is 1023620457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Grimes's specialty?
- Katherine Grimes is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Grimes located?
- Katherine Grimes's practice location on file with NPPES is 7760 E Speedway Blvd, Tucson, AZ 85710-1606.
- What is Katherine Grimes's phone number?
- The practice phone number listed in the NPPES registry for Katherine Grimes is (480) 677-8282.
- Does Katherine Grimes accept Medicare?
- Katherine Grimes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Grimes's NPI active?
- Yes — Katherine Grimes's NPI (1023620457) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.