Profile last updated: March 2026How we source this data
SM
Provider Profile

Stephen Marer, MD

Internal Medicine Physician · Los Angeles, California

NPI: 1043281322

Internal Medicine PhysicianInternal MedicineUnitedHealthcare in-network

4.0

25 reviews

$271

First visit · CPT 99204

$178

Follow-up · CPT 99214

Los Angeles

California · 20 visit types priced

What You’d Pay

The negotiated rate is the whole bill for a visit with Dr. Marer; there is no separate list price on top. How much of it lands on you depends on which of three situations your plan puts you in.

First visit

New patient visit, 45–59 min · CPT: 99204

Deductible not met$271
Met, 20% coinsuranceabout $54
Copay planyour copay

Follow-up

Follow-up visit, 30–39 min · CPT: 99214

Deductible not met$178
Met, 20% coinsuranceabout $36
Copay planyour copay

Annual physical

Annual physical, age 40–64 · CPT: 99396

Usually $0: in-network preventive visits are covered in full. Add-ons or a problem discussed during the visit are billed separately.

Coinsurance is shown at 20%, the most common in-network share; yours may be 10–40%. Primary care copays typically run $20–$50. Out-of-network or non-UnitedHealthcare plans will differ.

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Negotiated Rates

A new patient visit (45–59 min, CPT 99204) with Dr. Marer has a UnitedHealthcare negotiated rate of $271, 21% below the Los Angeles median of $341. A routine follow-up (CPT 99214) is $178. These are the in-network prices UnitedHealthcare published for Dr. Marer’s own NPI in February 2026; what you owe depends on your plan.

Office visits

Problem-focused appointments, priced by length and complexity. Most routine follow-ups bill as 99213 or 99214.

New patient$124–$318

15–29 min99202

13% below Los Angeles median ($143)·#3 of 10 in Los Angeles (tied with 1)

$124

30–44 min99203

16% below Los Angeles median ($213)·#3 of 10 in Los Angeles (tied with 1)

$180

45–59 min99204

21% below Los Angeles median ($341)·#3 of 9 in Los Angeles (tied with 1)

$271

60–74 min99205

17% below Los Angeles median ($383)·#1 of 9 in Los Angeles (tied with 1)

$318

plans $295$340

Follow-up (established patient)$34–$178

Nurse visit99211

within 5% of Los Angeles median ($34)

$34

10–19 min99212

within 5% of Los Angeles median ($73)·#5 of 9 in Los Angeles (tied with 1)

$73

20–29 min99213

26% below Los Angeles median ($163)·#3 of 11 in Los Angeles (tied with 1)

$121

30–39 min99214

27% below Los Angeles median ($242)·#2 of 10 in Los Angeles (tied with 1)

$178

40–54 min99215

69% below Los Angeles median ($324)·#1 of 9 in Los Angeles (tied with 1)

$100

Compare across California:New patient visitsFollow-up visits

Annual physicals and preventive visits

Wellness visits by age band. Covered in full in-network on almost all plans; the rate matters when a problem raised during the physical is billed as a separate visit.

New patient$192–$252

Age 1–499382

within 5% of California median ($192)

$192

Age 5–1199383

within 5% of California median ($200)

$200

Age 12–1799384

within 5% of California median ($225)

$225

Age 18–3999385

within 5% of Los Angeles median ($219)·#2 of 5 in Los Angeles (tied with 1)

$219

Age 40–6499386

within 5% of Los Angeles median ($252)

$252

Established patient$176–$226

Age 1–499392

19% below Los Angeles median ($217)·#2 of 8 in Los Angeles (tied with 1)

$176

Age 5–1199393

within 5% of Los Angeles median ($176)·#2 of 5 in Los Angeles (tied with 1)

$176

Age 12–1799394

17% below Los Angeles median ($232)·#2 of 8 in Los Angeles (tied with 1)

$192

Age 18–3999395

15% below Los Angeles median ($232)·#2 of 9 in Los Angeles (tied with 1)

$197

Age 40–6499396

6% below Los Angeles median ($223)·#2 of 6 in Los Angeles (tied with 1)

$210

65+99397

within 5% of California median ($226)

$226

Compare across California:Annual physicals

In-office add-ons and telehealth

Billed on top of a visit, plus phone or portal visits.

Billed on top of a visit$9–$43

Vaccine administration, first vaccine90471

$43

Electrocardiogram (ECG) with interpretation93000

$36

Therapeutic injection (intramuscular or subcutaneous)96372

$37

Urinalysis, dipstick81002

$9

TB skin test86580

$23

Rapid flu test87804

$32

Rapid strep test87880

$32

Hospital and emergency rates

Contract codes that do not apply to an office visit, including hospital, emergency and consult work this doctor may never bill. Shown for completeness.

Hospital, emergency and consult codes$64–$328

Initial hospital care, high complexity99223

$328

Subsequent hospital care, low complexity99231

$64

Subsequent hospital care, high complexity99233

$170

Hospital discharge, more than 30 minutes99239

$176

Rates are the median across UnitedHealthcare’s plan files for this doctor and code; where plans pay different amounts the range is shown underneath. The comparison is against the median among doctors listed on this site in the same city (when at least three report the code), otherwise statewide. Position counts every listed doctor in the city, lowest rate first.

Patient Reviews

4.0

Mostly positive · 25 reviews

Reviews checked February 2026

Patients praise

  • Expertise in internal medicine
  • Clear explanations of conditions
  • Responsive follow-up care

Patients criticize

  • Limited appointment time
  • Room for improvement in bedside manner

Themes and ratings come from public listings on review sites; we do not collect or host reviews.

Local Market

Los Angeles primary care doctors with a published rate for new patient visit (45–59 min), cheapest first, with their public rating alongside. The cheapest and most expensive are always included, plus those priced closest to Dr. Marer.

$195

New patient visit, 45–59 min

$152

follow-up

$262

New patient visit, 45–59 min

$202

follow-up

Dr. Stephen Marer, MD this page

4.0 (25)

$271

New patient visit, 45–59 min

$178

follow-up

$341

New patient visit, 45–59 min

$251

follow-up

$341

New patient visit, 45–59 min

$251

follow-up

$341

New patient visit, 45–59 min

$251

follow-up

$370

New patient visit, 45–59 min

$242

follow-up

$370

New patient visit, 45–59 min

$242

follow-up

See all 10 listed doctors in Los Angeles

Same Contract

The same billing entity negotiates one UnitedHealthcare rate schedule for all of its doctors, so 1 other doctor listed in Los Angeles has the same prices as Dr. Marer. Pick among them on fit, availability and reviews; the bill will be the same.

About

Specialty

Internal Medicine Physician

Credentials

MD

NPI Number

1043281322

CA Medical License

#A55306

In Federal Registry Since

2006

Gender

Male

Practice Type

Group Practice

NPIs were first issued in 2005, so the registry date is a floor on years in practice, not a measure of it. License status is verifiable with the Medical Board of California.

Additional Specialties

Internal Medicine

Additional Practice Locations

3400 LOMITA BLVD, TORRANCE, CA 90505 · (310) 326-5648

Location

Address

1520 SAN PABLO ST STE 1000

Los Angeles, CA 90033

Questions

How much does a first visit with Dr. Marer cost?
Dr. Marer's negotiated rate with UnitedHealthcare for a new patient office visit, moderate-complexity decision-making, 45–59 minutes is $271, 21% below the Los Angeles median of $341. This is the total the insurer and patient pay together; if you have not met your deductible you may owe all of it, and with a copay plan you pay only the copay.
How much is a follow-up visit with Dr. Marer?
An established patient office visit, moderate-complexity decision-making, 30–39 minutes is $178, 27% below the Los Angeles median of $242. Most routine primary care follow-ups are billed as 99213 or 99214.
Does Dr. Marer accept UnitedHealthcare?
These rates were published in UnitedHealthcare's in-network price transparency file in February 2026, which indicates Dr. Marer was in at least one UnitedHealthcare network at that time. Networks change and vary by plan, so confirm with the office at (323) 442-5100 before booking.