DR. DANIEL ARTHUR WATROUS (M.D.) – Specialist, NPI 1841246568

DR. DANIEL ARTHUR WATROUS (M.D.) is a healthcare provider. based in Nipomo, California. specializing in RHEUMATOLOGY. They hold the professional credentials M.D.. They hold a License No. G55060 (CA). The NPI Number for DR. DANIEL ARTHUR WATROUS (M.D.) is 1841246568

Main info

Male
Sole Proprietor
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. DANIEL ARTHUR WATROUS (M.D.)
NPI
1841246568
Phone
(805) 473-4001
Address
671 W Tefft St Ste 13
Enumeration Date
25 May 2006
Last Update Date
24 February 2025

Doctor Profile

Medical School Name
ORAL ROBERTS UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5597329900
Graduation Year
1984 (42 years ago)
PAC ID
3577632694
Group Practice PAC ID
8123316155
Professional Enrollment ID
I20080515000366
Address ID
CA937105236FR6327XSTXX401
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:20State licenses:1Digital endpointsOther names

759 RHEUMATOLOGY in CA

Provider Addresses for DR. DANIEL ARTHUR WATROUS (M.D.)

  • 671 W Tefft St Ste 13

    Nipomo, CA 934448988

    Phone: (805) 473-4001

    Type: Location

  • 6327 N Fresno St Ste 101

    Fresno, CA 937105236

    Phone: (559) 732-9900

    Fax: (559) 732-9909

    Type: Location

  • 5315, West Hillsdale Avenue, Visalia, Tulare County, California, 93291, United States

    VISALIA, CA 932915118

    Phone: (559) 732-9900

    Fax: (559) 732-9900

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 282 Open Payments records for all available years, with a total value of $5,622.

Total Amount is formed as General ($5,622) + Research ($0) + Ownership ($0) = $5,622.

Last reported payment date: 2024-12-20 • Largest payer in this snapshot: ABBVIE INC. ($1,085).

Total Amount

$5,622

General + Research + Ownership

Payments

282

Total payment records

General Amount

$5,622

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-20

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2008-05-15

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20080515000366IRheumatologyCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
J1602Injection, golimumab, 1 mg, for intravenous use73,90097$0
J3262Injection, tocilizumab, 1 mg60,64016$0
J0129Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)24,35045$0
J1745Injection, infliximab, excludes biosimilar, 10 mg22,97088$0
J3111Injection, romosozumab-aqqg, 1 mg15,54023$0
View full utilization report →

Insurance plans in this area (ZIP 93444)

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Provider's Procedures

DR. DANIEL ARTHUR WATROUS (M.D.) performs procedures in RHEUMATOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
RHEUMATOLOGYCA20610Aspiration and/or injection of large joint or joint capsule17585
RHEUMATOLOGYCA96375Injection of different drug or substance into a vein for therapy, diagnosis, or prevention14745
RHEUMATOLOGYCA96415Infusion of chemotherapy into a vein1617125

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8123316155View full group profile
NameSpecialtyState
Nurse PractitionerCA
R H E U M A T O L O G YCA
Nurse PractitionerCA
Physician AssistantCA
Nurse PractitionerCA
Rheumatology, Internal MedicineCA
Nurse PractitionerCA
R H E U M A T O L O G YCA
Nurse PractitionerCA
Nurse PractitionerCA

Reviews

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Frequently asked questions

How do I look up DR. DANIEL ARTHUR WATROUS (M.D.) by NPI?
Use NPI 1841246568 when you need to reference DR. DANIEL ARTHUR WATROUS (M.D.) in forms, claims, or directories.
Is DR. DANIEL ARTHUR WATROUS (M.D.) active in the national directory?
DR. DANIEL ARTHUR WATROUS (M.D.)'s public NPI profile is in an active state.
What field does DR. DANIEL ARTHUR WATROUS (M.D.) work in?
You can think of DR. DANIEL ARTHUR WATROUS (M.D.) as practicing within Other Service Providers. Clinical services aligned with this taxonomy classification.
Does DR. DANIEL ARTHUR WATROUS (M.D.) practice in California?
You will see Nipomo, California on file for DR. DANIEL ARTHUR WATROUS (M.D.) alongside any extra practice locations.
How can I contact DR. DANIEL ARTHUR WATROUS (M.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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