Alli Chemmachel
NPI 1629695333 · Physician Assistant · Downers Grove, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alli Chemmachel is a Physician Assistant provider in Downers Grove, IL (NPI 1629695333).
Provider details
- NPI number
- 1629695333
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 085-007796 (IL)
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
5 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
33 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) |
|---|---|---|
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 33 | $68 |
Typical Medicare-allowed amounts for these services range $68–$68 (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 |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 63 | 57 |
| Meloxicam | 54 | 45 |
| Cephalexin | 45 | 45 |
| Gabapentin | 29 | 29 |
| Naproxen | 27 | 17 |
| Diclofenac Sodium | 23 | 12 |
| Baclofen | 15 | — |
| Tramadol Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$327 across 6 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
- 2020-06-29
- Last updated
- 2024-09-09
- Certified
- 2024-09-09
Frequently asked questions
- What is Alli Chemmachel's NPI number?
- Alli Chemmachel's National Provider Identifier (NPI) is 1629695333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alli Chemmachel's specialty?
- Alli Chemmachel is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alli Chemmachel located?
- Alli Chemmachel's practice location on file with NPPES is 3551 Highland Ave Ste 200b, Downers Grove, IL 60515-2100.
- What is Alli Chemmachel's phone number?
- The practice phone number listed in the NPPES registry for Alli Chemmachel is (630) 264-8720.
- Does Alli Chemmachel accept Medicare?
- Alli Chemmachel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alli Chemmachel's NPI active?
- Yes — Alli Chemmachel's NPI (1629695333) is active in the NPPES registry as of the last update on 2024-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.