Brianna Gruenwald, PA-C
NPI 1497239636 · Physician Assistant · Oro Valley, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brianna Gruenwald, PA-C is a Physician Assistant provider in Oro Valley, AZ (NPI 1497239636).
Provider details
- NPI number
- 1497239636
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 7180 (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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
170 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 105 | $142 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 28 | $7 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 25 | $98 |
| Critical Care, First 30-74 Minutes99291 | 12 | $172 |
Typical Medicare-allowed amounts for these services range $7–$172 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 32 | 32 |
| Cephalexin | 28 | 28 |
| Methocarbamol | 26 | 24 |
| Ondansetron Hcl | 26 | 26 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 25 | 25 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 21 | 21 |
| Oxycodone Hcl | 21 |
Practice location
Mailing address
Additional practice locations (1)
- 6200 N La Cholla BlvdTucson, AZ 85741-3529Phone: (520) 742-9000
Registry dates
- Enumerated
- 2018-09-24
- Last updated
- 2021-01-26
- Certified
- 2021-01-26
Frequently asked questions
- What is Brianna Gruenwald's NPI number?
- Brianna Gruenwald's National Provider Identifier (NPI) is 1497239636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brianna Gruenwald's specialty?
- Brianna Gruenwald is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brianna Gruenwald located?
- Brianna Gruenwald's practice location on file with NPPES is 10370 N La Canada Dr Ste 150, Oro Valley, AZ 85737-7270.
- What is Brianna Gruenwald's phone number?
- The practice phone number listed in the NPPES registry for Brianna Gruenwald is (520) 544-4100.
- Does Brianna Gruenwald accept Medicare?
- Brianna Gruenwald is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brianna Gruenwald's NPI active?
- Yes — Brianna Gruenwald's NPI (1497239636) is active in the NPPES registry as of the last update on 2021-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.