Daniel Klein, PA-C
NPI 1003480005 · Physician Assistant · Vacaville, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Klein, PA-C is a Physician Assistant provider in Vacaville, CA (NPI 1003480005).
Provider details
- NPI number
- 1003480005
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 124 | 45 |
| Metformin Hcl | 74 | 25 |
| Gabapentin | 56 | 16 |
| Lisinopril | 56 | 19 |
| Amlodipine Besylate | 43 | 16 |
| Losartan Potassium | 40 | 16 |
| Empagliflozin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$506 across 18 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
- 2021-05-14
- Last updated
- 2024-05-02
- Certified
- 2024-05-02
Frequently asked questions
- What is Daniel Klein's NPI number?
- Daniel Klein's National Provider Identifier (NPI) is 1003480005, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Klein's specialty?
- Daniel Klein is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Daniel Klein located?
- Daniel Klein's practice location on file with NPPES is 1119 E Monte Vista Ave, Vacaville, CA 95688-3009.
- What is Daniel Klein's phone number?
- The practice phone number listed in the NPPES registry for Daniel Klein is (707) 469-4640.
- Does Daniel Klein accept Medicare?
- Daniel Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Klein's NPI active?
- Yes — Daniel Klein's NPI (1003480005) is active in the NPPES registry as of the last update on 2024-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.