Katherine Otto, CRNP
NPI 1831438902 · Family Nurse Practitioner · Huntsville, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Otto, CRNP is a Family Nurse Practitioner provider in Huntsville, AL (NPI 1831438902).
Provider details
- NPI number
- 1831438902
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- 1-121557 (AL)
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
13 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
640 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 | 331 | $72 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 309 | $50 |
Typical Medicare-allowed amounts for these services range $50–$72 (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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tizanidine Hcl | 168 | 42 |
| Diclofenac Sodium | 94 | 21 |
| Methocarbamol | 78 | 32 |
| Cyclobenzaprine Hcl | 76 | 24 |
| Baclofen | 60 | 13 |
| Meloxicam | 55 | 11 |
| Duloxetine Hcl | 43 | 12 |
| Celecoxib | 35 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$517 across 11 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
- 2013-02-08
- Last updated
- 2018-04-10
Frequently asked questions
- What is Katherine Otto's NPI number?
- Katherine Otto's National Provider Identifier (NPI) is 1831438902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Otto's specialty?
- Katherine Otto is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Otto located?
- Katherine Otto's practice location on file with NPPES is 201 Governors Dr Sw Ste 400, Huntsville, AL 35801-5183.
- What is Katherine Otto's phone number?
- The practice phone number listed in the NPPES registry for Katherine Otto is (256) 265-7064.
- Does Katherine Otto accept Medicare?
- Katherine Otto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Otto's NPI active?
- Yes — Katherine Otto's NPI (1831438902) is active in the NPPES registry as of the last update on 2018-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.