Natalie Slowik, MD
NPI 1659667715 · Pulmonary Disease Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Slowik, MD is a Pulmonary Disease Physician provider in Modesto, CA (NPI 1659667715).
Provider details
- NPI number
- 1659667715
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A110146 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,351 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 585 | $203 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 396 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 154 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 129 | $168 |
| Emergent Insertion of Breathing Tube Into Windpipe Using an Endoscope31500 | 18 | $132 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$80 across 4 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
Additional practice locations (2)
- 1520 San Pablo StSuite 1000Los Angeles, CA 90033-5310Phone: (323) 442-5100
- 1541 Florida Ave Ste 305Modesto, CA 95350-4439Phone: (209) 575-5833Fax: (209) 593-0122
Registry dates
- Enumerated
- 2011-06-27
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Natalie Slowik's NPI number?
- Natalie Slowik's National Provider Identifier (NPI) is 1659667715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Slowik's specialty?
- Natalie Slowik is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Slowik located?
- Natalie Slowik's practice location on file with NPPES is 1441 Florida Ave, Modesto, CA 95350-4404.
- What is Natalie Slowik's phone number?
- The practice phone number listed in the NPPES registry for Natalie Slowik is (209) 576-3525.
- Does Natalie Slowik accept Medicare?
- Natalie Slowik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Slowik's NPI active?
- Yes — Natalie Slowik's NPI (1659667715) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.