Srisawai Pattamakom, M.D.
NPI 1114031648 · Obstetrics & Gynecology Physician · Ventura, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Srisawai Pattamakom, M.D. is a Obstetrics & Gynecology Physician provider in Ventura, CA (NPI 1114031648).
Provider details
- NPI number
- 1114031648
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G080945 (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
192 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 | 52 | $67 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 45 | $28 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 42 | $19 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 35 | $100 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 18 | $136 |
Typical Medicare-allowed amounts for these services range $19–$136 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 111 | 47 |
| Progesterone, Micronizedbrand: Progesterone | 50 | 14 |
| Ibuprofen | 18 | 13 |
| Estradiolbrand: Dotti | 15 | — |
| Estradiolbrand: Yuvafem | 14 | — |
| Estradiol/Norethindrone Acetbrand: Estradiol-Norethindrone Acetat | 11 | — |
| Megestrol Acetate | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$749 across 30 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
- 2006-08-19
- Last updated
- 2017-01-17
Frequently asked questions
- What is Srisawai Pattamakom's NPI number?
- Srisawai Pattamakom's National Provider Identifier (NPI) is 1114031648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Srisawai Pattamakom's specialty?
- Srisawai Pattamakom is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Srisawai Pattamakom located?
- Srisawai Pattamakom's practice location on file with NPPES is 2945 Loma Vista Rd, Ventura, CA 93003-2915.
- What is Srisawai Pattamakom's phone number?
- The practice phone number listed in the NPPES registry for Srisawai Pattamakom is (805) 677-8003.
- Does Srisawai Pattamakom accept Medicare?
- Srisawai Pattamakom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Srisawai Pattamakom's NPI active?
- Yes — Srisawai Pattamakom's NPI (1114031648) is active in the NPPES registry as of the last update on 2017-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.