Tricia Markusen, MD
NPI 1912908955 · Obstetrics & Gynecology Physician · Monterey, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tricia Markusen, MD is a Obstetrics & Gynecology Physician provider in Monterey, CA (NPI 1912908955).
Provider details
- NPI number
- 1912908955
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A64635 (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
20 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
2,094 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 732 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 299 | $97 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 264 | $43 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 227 | $21 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 157 | $50 |
| Urinalysis, Manual Test81002 | 77 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 243 | 128 |
| Progesterone, Micronizedbrand: Progesterone | 95 | 32 |
| Estradiolbrand: Estradiol (once Weekly) | 78 | 24 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 73 | 52 |
| Valacyclovir Hclbrand: Valacyclovir | 66 | 35 |
| Estradiolbrand: Estradiol (twice Weekly) | 65 | 24 |
| Estradiolbrand: Estring |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$365 across 21 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
- 2005-08-01
- Last updated
- 2014-08-19
Frequently asked questions
- What is Tricia Markusen's NPI number?
- Tricia Markusen's National Provider Identifier (NPI) is 1912908955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tricia Markusen's specialty?
- Tricia Markusen is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Tricia Markusen located?
- Tricia Markusen's practice location on file with NPPES is 889 Pacific St, Monterey, CA 93940-4463.
- What is Tricia Markusen's phone number?
- The practice phone number listed in the NPPES registry for Tricia Markusen is (831) 649-0175.
- Does Tricia Markusen accept Medicare?
- Tricia Markusen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tricia Markusen's NPI active?
- Yes — Tricia Markusen's NPI (1912908955) is active in the NPPES registry as of the last update on 2014-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.