Andrew Dunatchik, M.D., PHARM.D.
NPI 1982976429 · Internal Medicine Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Dunatchik, M.D., PHARM.D. is a Internal Medicine Physician provider in Stanford, CA (NPI 1982976429).
Provider details
- NPI number
- 1982976429
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PHARM.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A161009 (CA)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
197 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 | 62 | $202 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 30 | $75 |
| Exam of Lung Airways and Sampling of Lymph Nodes Using an Endoscope and Ultrasound Guidance, 1-2 Lymph Nodes31652 | 28 | $174 |
| Biopsy of Lobe of Lung Using an Endoscope, 1 Lobe31628 | 14 | $66 |
| Needle Biopsy of Windpipe Cartilage, Airway, And/Or Lung Using an Endoscope31629 | 14 | $118 |
| Irrigation and Suction of Lung Airways to Obtain Cells Using an Endoscope31624 | 13 | $39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,986 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
Registry dates
- Enumerated
- 2012-01-30
- Last updated
- 2020-10-28
- Certified
- 2020-10-28
Frequently asked questions
- What is Andrew Dunatchik's NPI number?
- Andrew Dunatchik's National Provider Identifier (NPI) is 1982976429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Dunatchik's specialty?
- Andrew Dunatchik is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Dunatchik located?
- Andrew Dunatchik's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Andrew Dunatchik's phone number?
- The practice phone number listed in the NPPES registry for Andrew Dunatchik is (650) 723-4000.
- Does Andrew Dunatchik accept Medicare?
- Andrew Dunatchik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Dunatchik's NPI active?
- Yes — Andrew Dunatchik's NPI (1982976429) is active in the NPPES registry as of the last update on 2020-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.