DIEGO S. ILLANES (M.D.) – Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician, NPI 1568529121

DIEGO S. ILLANES (M.D.) is a healthcare provider. based in Fall river, Massachusetts. specializing in OBSTETRICS/GYNECOLOGY. They hold the professional credentials M.D.. They hold a License No. 235406 (MA). The NPI Number for DIEGO S. ILLANES (M.D.) is 1568529121

Main info

Male
27 Years Of Experience
Accepts Medicare Assignment
Name
DIEGO S. ILLANES (M.D.)
NPI
1568529121
Phone
(508) 678-0004
Address
1601 S Main St
Enumeration Date
3 January 2007
Last Update Date
8 November 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5089730857
Graduation Year
1999 (27 years ago)
PAC ID
4082748371
Group Practice PAC ID
0749171957
Professional Enrollment ID
I20100823000944
Address ID
MA027195259FA200XXRDXX301
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,231 OBSTETRICS/GYNECOLOGY in MA

Provider Addresses for DIEGO S. ILLANES (M.D.)

  • 1601 S Main St

    Fall River, MA 027242107

    Phone: (508) 678-0004

    Fax: (508) 678-6970

    Type: Location

  • 9 INDUSTRIAL RD STE 5

    MILFORD, MA 017573736

    Phone: (508) 473-1480

    Type: Mailing

  • Lifetime Center For Family Health, 630, Plantation Street, Worcester, Worcester County, Massachusetts, 01605, United States

    WORCESTER, MA 016052038

    Phone: (508) 368-3110

    Fax: (508) 368-3113

    Type: Mailing

  • 150, Summer Street, Lincoln Square, Belmont Hill, Worcester, Worcester County, Massachusetts, 01608, United States

    WORCESTER, MA 016081216

    Phone: (508) 368-3110

    Fax: (508) 368-3113

    Type: Location

  • 115 WATER ST STE 105

    MILFORD, MA 017573015

    Phone: (774) 462-3380

    Fax: (508) 473-1027

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 252 Open Payments records for all available years, with a total value of $134,152.

Total Amount is formed as General ($134,152) + Research ($0) + Ownership ($0) = $134,152.

Last reported payment date: 2024-12-19 • Largest payer in this snapshot: COLOPLAST CORP ($58,077).

Total Amount

$134,152

General + Research + Ownership

Payments

252

Total payment records

General Amount

$134,152

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-19

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: 2025-06-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20100823000944IObstetrics/GynecologyMATBD
I20250610002443IObstetrics/GynecologyNYTBD

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
J0585Injection, onabotulinumtoxina, 1 unit3,20017$0
99204New patient office or other outpatient visit, 45-59 minutes102102$0
51798Ultrasound measurement of bladder capacity after voiding8682$0
99214Established patient office or other outpatient visit, 30-39 minutes8567$0
99213Established patient office or other outpatient visit, 20-29 minutes8462$0
View full utilization report →

Insurance plans in this area (ZIP 02724)

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Provider's Procedures

DIEGO S. ILLANES (M.D.) performs procedures in OBSTETRICS/GYNECOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OBSTETRICS/GYNECOLOGYMA51798Ultrasound measurement of bladder capacity after voiding1515

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: 0749171957View full group profile
NameSpecialtyState
Nurse PractitionerRI
Pain Management, AnesthesiologyMA
Certified Registered Nurse Anesthetist (Crna)MA
Clinical Social WorkerMA
Hospitalist, Internal MedicineMA
Physician AssistantMA
H O S P I T A L I S TMA
Certified Registered Nurse Anesthetist (Crna)RI
Clinical Social WorkerMA
A N E S T H E S I O L O G YMA

Reviews

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Frequently asked questions

Does DIEGO S. ILLANES (M.D.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DIEGO S. ILLANES (M.D.) uses 1568529121.
Does CMS list DIEGO S. ILLANES (M.D.) as active?
Yes — DIEGO S. ILLANES (M.D.) is active in the NPI listing used on this page.
What is DIEGO S. ILLANES (M.D.)'s primary classification?
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician is the headline specialty for DIEGO S. ILLANES (M.D.) here. Clinical services aligned with this taxonomy classification.
Where should I expect DIEGO S. ILLANES (M.D.) on a map?
Expect Fall River, Massachusetts as a primary anchor for DIEGO S. ILLANES (M.D.) unless the record lists multiple sites.
How many locations tie to this NPI?
5 practice locations appear in the available data.

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