Tiffany Kupfer
NPI 1023614922 · Physician Assistant · Glendora, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Kupfer is a Physician Assistant provider in Glendora, CA (NPI 1023614922).
Provider details
- NPI number
- 1023614922
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
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
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
129 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 88 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 23 | $118 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 18 | $52 |
Typical Medicare-allowed amounts for these services range $6–$118 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 96 | 47 |
| Triamcinolone Acetonide | 51 | 39 |
| Mupirocin | 28 | 26 |
| Calcipotriene | 25 | 11 |
| Doxycycline Hyclate | 20 | — |
| Ciclopirox | 19 | — |
| Fluocinonide | 19 | 11 |
| Tacrolimus | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$804 across 32 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
- 2020-12-07
- Last updated
- 2024-02-01
- Certified
- 2024-02-01
Frequently asked questions
- What is Tiffany Kupfer's NPI number?
- Tiffany Kupfer's National Provider Identifier (NPI) is 1023614922, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Kupfer's specialty?
- Tiffany Kupfer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tiffany Kupfer located?
- Tiffany Kupfer's practice location on file with NPPES is 1228 Glenview Ln, Glendora, CA 91740-6172.
- What is Tiffany Kupfer's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Kupfer is (626) 419-8336.
- Does Tiffany Kupfer accept Medicare?
- Tiffany Kupfer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Kupfer's NPI active?
- Yes — Tiffany Kupfer's NPI (1023614922) is active in the NPPES registry as of the last update on 2024-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.