THOMAS JOSEPH DIAMANT MD
NPI 1952310872
Internal Medicine - Pulmonary Disease in Costa Mesa, CA

Active since August 07, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
136 BROADWAY, COSTA MESA, CA 92627(949) 873-5537 Get Directions Write a Review

NPPES record last updated: August 6, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 6, 2024, Mar 7, 2023 (2 updates tracked since 2023).

About Thomas Joseph Diamant Md NPPES

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

THOMAS JOSEPH DIAMANT MD (NPI 1952310872) is an individual pulmonary disease provider in Costa Mesa, California, licensed in California (G43620) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1979).

NPPES Registry Identity

NPI1952310872
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameTHOMAS JOSEPH DIAMANTCredential: MD
Location Address136 BROADWAYCosta Mesa, CA 92627-2818
Mailing Address136 BroadwayCosta Mesa, CA 92627-2818 · (949) 873-5537
Sole ProprietorNo
Medical School CMSOtherGraduated 1979
Enumeration DateAugust 7, 2006
Last NPPES UpdateAugust 6, 20242 updates tracked since enumeration
NPPES CertifiedAugust 6, 2024
NPI 1952310872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License Licensed in CA · G43620
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
136 BROADWAY, Costa Mesa, CA 92627

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Thomas Joseph Diamant 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 ID9133314446
PECOS Enrollment IDI20120410000195
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.

Areas of Expertise CMS Part B claims 23

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.

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.
1,115 services406 patients
Test to measure rate of airflow 94375
This test, known as spirometry, measures how much air you can breathe in and out, and how quickly you can do so. It helps assess your lung function and can be used to diagnose or monitor conditions like asthma or COPD.
1,029 services401 patients
Test to determine lung volumes using sensors 94726
This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.
232 services206 patients
Test to examine how well the lungs exchange gases 94729
This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.
232 services207 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
164 services164 patients
Telephone medical discussion with physician, 21-30 minutes 99443
This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
147 services104 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92627 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Reported Quality Measures

e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
100%84 patients5/55-star benchmark: 100%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
99%308 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
97%221 patients4/55-star benchmark: 99%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
95%221 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.

Referred Medical Equipment & Supplies CMS DME claims 17

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003
DME-Other DME · category DE000N
2 suppliers45 claims89 services$1.29 avg. paid by Medicare
Administration set, with small volume nonfiltered pneumatic nebulizer, non-disposable A7005
DME-Other DME · category DE000N
4 suppliers23 claims23 services$7.61 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers45 claims45 services$13.88 avg. paid by Medicare
Portable oxygen contents, gaseous, 1 month's supply = 1 unit E0443
DME-Oxygen and Supplies · category DC000N
2 suppliers17 claims20 services$36.21 avg. paid by Medicare
High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each E0483
DME-Other DME · category DE000N
2 suppliers23 claims23 services$811.18 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
4 suppliers46 claims48 services$2.79 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

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

Internal Medicine (Pulmonary Disease)
136 BROADWAY
COSTA MESA, CA 92627
Clinic/Center (Primary Care)
136 BROADWAY
COSTA MESA, CA 92627
Internal Medicine (Pulmonary Disease)
136 BROADWAY
COSTA MESA, CA 92627
Clinic/Center (Primary Care)
136 BROADWAY
COSTA MESA, CA 92627
Internal Medicine (Pulmonary Disease)
136 BROADWAY
COSTA MESA, CA 92627
Internal Medicine (Pulmonary Disease)
136 BROADWAY
COSTA MESA, CA 92627
Internal Medicine (Pulmonary Disease)
136 BROADWAY
COSTA MESA, CA 92627

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 Thomas Diamant's NPI number?

The NPI number for Thomas Diamant is 1952310872. It was assigned to this individual provider in the NPPES registry on August 7, 2006.

Where is Thomas Diamant located?

Thomas Diamant practices at 136 Broadway, Costa Mesa, CA 92627. The listed phone number is (949) 873-5537.

What is Thomas Diamant's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Thomas Diamant enrolled in Medicare?

Yes. Thomas Diamant 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.

When was this NPI record last updated?

The NPPES record for Thomas Diamant was last updated on August 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.