DR. TRICIA E MARKUSEN MD
NPI 1912908955
Obstetrics & Gynecology in Monterey, CA

Q: What is Tricia Markusen's NPI number?

The NPI number for Tricia Markusen is 1912908955. It was assigned to this individual provider in the NPPES registry on August 1, 2005.

Q: What is Tricia Markusen's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Q: When was this NPI record last updated?

The NPPES record for Tricia Markusen was last updated on August 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 01, 2005PECOS EnrolledAccepts Medicare Assignment

92.8/100

CMS Quality Rating

889 PACIFIC ST, MONTEREY, CA 93940(831) 649-0175(831) 646-0220 Get Directions Write a Review

NPPES record last updated: August 19, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Tricia E Markusen Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TRICIA E MARKUSEN MD (NPI 1912908955) is an individual obstetrics & gynecology provider in Monterey, California, licensed in California (A64635) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1996).

NPPES Registry Identity

NPI1912908955

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameDR. TRICIA E MARKUSENCredential: MD

Location Address889 PACIFIC STMonterey, CA 93940-4463

Mailing AddressPo Box 1430Monterey, CA 93942-1430 · (831) 649-0175 · Fax (831) 646-0220

Phone(831) 649-0175

Fax(831) 646-0220

Sole ProprietorNo

Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1996

Enumeration DateAugust 1, 2005

Last NPPES UpdateAugust 19, 2014

✔ NPI 1912908955 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in CA · A64635

Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

889 PACIFIC ST, Monterey, CA 93940

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Other Identifiers 2

Medicare ID-Type Unspecified00A646350CA

Medicare UPINH16406

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Tricia E Markusen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385720747

PECOS Enrollment IDI20080325000698

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Tricia Markusen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Monterey Womens Health Medical Group Inc

Same address

General Practice

889 PACIFIC STREET
Monterey, CA 93940

Reassigned Medicare billing, California enrollment

NPI 1144390956 (831) 649-0175

Emergency And Acute Care Medical Corporation

376 mi

Emergency Medicine

7901 FROST ST
San Diego, CA 92123

Reassigned Medicare billing, California enrollment
1,437 clinicians in this Medicare group

NPI 1437103942 (858) 939-3400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 18

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

3,180 services37 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

732 services484 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

299 services218 patients

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101

This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.

264 services264 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

227 services227 patients

Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091

A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.

157 services157 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

77 services57 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

59 services40 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

45 services45 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

41 services37 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

34 services13 patients

Insertion of temporary bladder tube 51701

This procedure involves placing a small tube into your lower abdomen to help drain urine from your bladder. It's a temporary measure, often used when normal urination is not possible. The tube remains in place until you can urinate on your own again.

30 services20 patients

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830

An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.

21 services19 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

19 services19 patients

Pessary, reusable, non rubber, any type A4562

A pessary is a device placed in the body to support areas that have dropped due to age or childbirth. It's made of non-rubber material. It's inserted and removed by a healthcare professional. Regular check-ups are needed to ensure comfort and proper function.

18 services12 patients

Biopsy of lining of uterus 58100

A biopsy of the uterus lining is a medical procedure where a small sample of tissue is taken from the inner layer of your uterus. This is done to check for any abnormal cells or conditions. It's a common, quick process that helps in diagnosing various health issues.

17 services17 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

15 services14 patients

Biopsy of lining of uterus and/or removal of polyp using an endoscope 58558

This procedure involves using a thin, flexible tool (endoscope) to examine and possibly remove a small tissue sample from the inner layer of your uterus. It may also involve removing a growth. It helps to identify any issues and plan the right treatment.

13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93940 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$139.84 typical visit price

range $61.69 – $184.30

Typical copayment $34.96 (range $15.42 – $46.07)

Most-billed visit code 99204

Established Patient

$76.53 typical visit price

range $20.34 – $151.02

Typical copayment $19.13 (range $5.08 – $37.75)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

92.8/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

91.98

Promoting Interoperability

100

Improvement Activities

Cost

84.02

Reported Quality Measures

Breast Cancer Screening

88%672 patients4/55-star benchmark: 93%

Cervical Cancer Screening

96%673 patients4/55-star benchmark: 98%

Chlamydia Screening for Women

26%86 patients

Closing the Referral Loop: Receipt of Specialist Report

35%231 patients2/55-star benchmark: 87%

Colorectal Cancer Screening

80%819 patients4/55-star benchmark: 88%

Controlling High Blood Pressure

44%68 patients2/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

95%2,548 patients4/55-star benchmark: 100%

e-Prescribing

95%758 patients3/55-star benchmark: 100%

HIV Screening

18%835 patients2/55-star benchmark: 60%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

46%1,343 patients2/55-star benchmark: 98%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

41%2,223 patients3/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 85% · 1,390 patients

Patients screened: 86% · 1,390 patients

20%20 patients1/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

87%572 patients4/55-star benchmark: 100%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 739 patients

Patients totalRate: 8% · 739 patients

7%739 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DONELLE A LAUGHLIN MD

Obstetrics & Gynecology

889 PACIFIC ST
MONTEREY, CA 93940

Monterey County (831) 649-0175

DONELLE LAUGHLIN, M.D., INC.

Specialist

889 PACIFIC ST
MONTEREY, CA 93940

Monterey County (831) 649-0175

DR. JESSICA BRIT HOLT DNP

Nurse Practitioner (Women's Health)

889 PACIFIC ST
MONTEREY, CA 93940

Monterey County (831) 649-0175

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tricia Markusen's NPI number?

The NPI number for Tricia Markusen is 1912908955. It was assigned to this individual provider in the NPPES registry on August 1, 2005.

Where is Tricia Markusen located?

Tricia Markusen practices at 889 Pacific St, Monterey, CA 93940. The listed phone number is (831) 649-0175.

What is Tricia Markusen's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Tricia Markusen enrolled in Medicare?

Yes. Tricia Markusen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Tricia Markusen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tricia Markusen reassigns Medicare benefits to 2 organizations: Monterey Womens Health Medical Group Inc (Monterey, CA) and Emergency And Acute Care Medical Corporation (San Diego, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tricia Markusen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tricia Markusen was last updated on August 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.