DR. CLIFTON WATT M.D.
NPI 1104096551
Internal Medicine - Cardiovascular Disease in Berkeley, CA

Q: What is Clifton Watt's NPI number?

The NPI number for Clifton Watt is 1104096551. It was assigned to this individual provider in the NPPES registry on March 1, 2008.

Q: What is Clifton Watt's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Clifton Watt was last updated on August 4, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 March 01, 2008PECOS EnrolledAccepts Medicare Assignment

74.46/100

CMS Quality Rating

3100 SAN PABLO AVE., BERKELEY, CA 94702(510) 985-5200(510) 985-5282 Get Directions Write a Review

NPPES record last updated: August 4, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Clifton Watt M.d. NPPES

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

DR. CLIFTON WATT M.D. (NPI 1104096551) is an individual cardiovascular disease provider in Berkeley, California, licensed in California (A101950) and active in the NPI registry since March 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2006).

NPPES Registry Identity

NPI1104096551

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. CLIFTON WATTCredential: M.D.

Location Address3100 SAN PABLO AVE.Berkeley, CA 94702

Mailing Address3100 San Pablo Ave.Berkeley, CA 94702 · (510) 985-5200 · Fax (510) 985-5282

Phone(510) 985-5200

Fax(510) 985-5282

Sole ProprietorYes

Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2006

Enumeration DateMarch 1, 2008

Last NPPES UpdateAugust 4, 2023

NPPES CertifiedAugust 4, 2023

✔ NPI 1104096551 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in CA · A101950

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedInternal MedicineTaxonomy 207R00000X · License A101950 (CA)

3100 SAN PABLO AVE., Berkeley, CA 94702

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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. Clifton Watt M.d. 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 ID1254471741

PECOS Enrollment IDI20091214000526

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 Clifton Watt reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Regents Of The University Of California

9.5 mi

Endocrinology, Diabetes & Metabolism

1600 DIVISADERO ST
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
2,112 clinicians in this Medicare group

NPI 1235322348 (415) 353-9720

University Of California San Francisco

11 mi

Surgery

400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143

Reassigned Medicare billing, California enrollment
5,645 clinicians in this Medicare group

NPI 1346329380 (415) 353-2161

Ucsf Medical Group Business Services

11 mi

Internal Medicine

400 PARNASSUS AVE
San Francisco, CA 94122

Reassigned Medicare billing, California enrollment
5,544 clinicians in this Medicare group

NPI 1477624104 (415) 353-2808

County Of San Mateo

22 mi

Multi-Specialty

222 W 39TH AVE
San Mateo, CA 94403

Reassigned Medicare billing, California enrollment
430 clinicians in this Medicare group

NPI 1831268580 (650) 573-3702

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 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 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.

433 services305 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

376 services339 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.

195 services152 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

192 services191 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

174 services166 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.

105 services105 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

63 services43 patients

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

60 services29 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

54 services37 patients

Heart muscle strain imaging 93356

Heart muscle strain imaging is a non-invasive test that uses sound waves to create pictures of your heart. It helps doctors evaluate how well your heart muscle is working and detect any damage or disease. This can aid in diagnosing heart conditions and guiding treatment plans.

50 services50 patients

Heart muscle strain imaging 93356

45 services44 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

34 services34 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

31 services20 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

This procedure, an echocardiogram, uses sound waves to create images of your heart. It aids in assessing your heart's blood flow, chambers, and valves. It's a follow-up procedure, ensuring that your heart is functioning properly post-treatment.

24 services24 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.

21 services21 patients

Ultrasound of heart during rest, exercise and/or drug-induced stress with report 93350

This procedure involves using ultrasound imaging to view your heart at rest, during exercise, and/or under drug-induced stress. It helps assess how well your heart responds to exertion. A report of the findings is provided after the test.

20 services20 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

20 services20 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

18 services18 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

17 services17 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

16 services16 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.

12 services11 patients

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

12 services11 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94702 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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.

74.46/100

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

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Cost

46.68

Referred Medical Equipment & Supplies CMS DME claims

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

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

1 supplier13 claims13 services$18.43 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 2

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

GRETCHEN SANTOS FULGENCIO RN, NP

Nurse Practitioner (Family)

3100 SAN PABLO AVE., SUITE 430
BERKELEY, CA 94702

Alameda County (415) 476-3369

NATALIE MARSHALL M.D.

Internal Medicine (Medical Oncology)

3100 SAN PABLO AVE., SUITE 430
BERKELEY, CA 94702

Alameda County (510) 420-8000

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 Clifton Watt's NPI number?

The NPI number for Clifton Watt is 1104096551. It was assigned to this individual provider in the NPPES registry on March 1, 2008.

Where is Clifton Watt located?

Clifton Watt practices at 3100 San Pablo Ave., Berkeley, CA 94702. The listed phone number is (510) 985-5200.

What is Clifton Watt's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Clifton Watt enrolled in Medicare?

Yes. Clifton Watt 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 Clifton Watt's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Clifton Watt reassigns Medicare benefits to 4 organizations: Regents Of The University Of California (San Francisco, CA), University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and County Of San Mateo (San Mateo, 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 Clifton Watt'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 Clifton Watt was last updated on August 4, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.