Pacita Aducayen, M.D.
NPI 1851307219 · Internal Medicine Physician · Pittsburg, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pacita Aducayen, M.D. is a Internal Medicine Physician provider in Pittsburg, CA (NPI 1851307219).
Provider details
- NPI number
- 1851307219
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A049795 (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
19 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
1,001 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 351 | $108 |
| Advance Care Planning, First 30 Minutes99497 | 198 | $94 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 173 | $152 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 105 | $151 |
| Transitional Care Management Services for Problem of High Complexity99496 | 75 | $334 |
| Face-To-Face Behavioral Counseling for Obesity, 15 MinutesG0447 | 73 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 138 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 733 | 219 |
| Amlodipine Besylate | 712 | 216 |
| Losartan Potassium | 581 | 173 |
| Levothyroxine Sodium | 384 | 95 |
| Metformin Hcl | 331 | 98 |
| Gabapentin | 250 | 70 |
| Furosemide | 220 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,211 across 56 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
- 2006-07-31
- Last updated
- 2023-10-13
- Certified
- 2023-10-13
Frequently asked questions
- What is Pacita Aducayen's NPI number?
- Pacita Aducayen's National Provider Identifier (NPI) is 1851307219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pacita Aducayen's specialty?
- Pacita Aducayen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Pacita Aducayen located?
- Pacita Aducayen's practice location on file with NPPES is 2250 Gladstone Dr Ste 2, Pittsburg, CA 94565-5124.
- What is Pacita Aducayen's phone number?
- The practice phone number listed in the NPPES registry for Pacita Aducayen is (925) 432-6208.
- Does Pacita Aducayen accept Medicare?
- Pacita Aducayen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pacita Aducayen's NPI active?
- Yes — Pacita Aducayen's NPI (1851307219) is active in the NPPES registry as of the last update on 2023-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.