Carla Allen, N.P.
NPI 1063689990 · Adult Health Nurse Practitioner · Upland, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carla Allen, N.P. is a Adult Health Nurse Practitioner provider in Upland, CA (NPI 1063689990).
Provider details
- NPI number
- 1063689990
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 13456 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
638 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 270 | $85 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 171 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 138 | $59 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 33 | $75 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 26 | $37 |
Typical Medicare-allowed amounts for these services range $15–$85 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 121 | 42 |
| Palbociclibbrand: Ibrance | 62 | — |
| Apixabanbrand: Eliquis | 59 | 14 |
| Letrozole | 35 | 14 |
| Tamoxifen Citrate | 31 | — |
| Rivaroxabanbrand: Xarelto | 29 | — |
| Exemestane | 29 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-09
- Last updated
- 2023-11-27
- Certified
- 2020-10-29
Frequently asked questions
- What is Carla Allen's NPI number?
- Carla Allen's National Provider Identifier (NPI) is 1063689990, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carla Allen's specialty?
- Carla Allen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carla Allen located?
- Carla Allen's practice location on file with NPPES is 1100 San Bernardino Road, Upland, CA 91786-4952.
- What is Carla Allen's phone number?
- The practice phone number listed in the NPPES registry for Carla Allen is (909) 949-2242.
- Does Carla Allen accept Medicare?
- Carla Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carla Allen's NPI active?
- Yes — Carla Allen's NPI (1063689990) is active in the NPPES registry as of the last update on 2023-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.