KARIN L UNDERKOFFLER (OD) – Optometrist, NPI 1699757666

KARIN L UNDERKOFFLER (OD) is a healthcare provider. based in Worcester, Massachusetts. specializing in OPTOMETRY. They hold the professional credentials OD. They hold a License No. 3378 (MA). The NPI Number for KARIN L UNDERKOFFLER (OD) is 1699757666

Main info

Female
39 Years Of Experience
Accepts Medicare Assignment
Name
KARIN L UNDERKOFFLER (OD)
NPI
1699757666
Phone
(508) 856-9599
Address
135 Goldstar Blvd
Enumeration Date
16 November 2005
Last Update Date
23 June 2020

Doctor Profile

Medical School Name
PENNSYLVANIA COLLEGE OF OPTOMETRY
Secondary Phone
5083668836
Graduation Year
1987 (39 years ago)
PAC ID
6507875317
Group Practice PAC ID
5597755322
Professional Enrollment ID
I20060406000044
Address ID
MA015815408WE900XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

1,116 OPTOMETRY in MA

Provider Addresses for KARIN L UNDERKOFFLER (OD)

  • 135 Goldstar Blvd

    Worcester, MA 01606

    Phone: (508) 856-9599

    Fax: (508) 854-4997

    Type: Location

  • 700;900, Union Street, Baystate Commons, Westborough, Worcester County, Massachusetts, 01581, United States

    WESTBOROUGH, MA 015815408

    Phone: (508) 856-9599

    Fax: (508) 871-0779

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2006-04-06

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
I20060406000044IOptometryMATBD

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
92014Established patient complete exam of visual system185185$0
99213Established patient office or other outpatient visit, 20-29 minutes144135$0
92133Imaging of optic nerve6561$0
99212Established patient office or other outpatient visit, 10-19 minutes4129$0
92083Exam of visual field with extended testing4037$0
View full utilization report →

Insurance plans in this area (ZIP 01606)

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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: 5597755322View full group profile
NameSpecialtyState
D E R M A T O L O G YMA
Internal MedicineMA
-MA
-MA
Emergency MedicineMA
Physical Therapist In Private PracticeMA
Physician AssistantMA
Family PracticeMA
Clinical PsychologistMA
-MA

Reviews

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Frequently asked questions

What is KARIN L UNDERKOFFLER (OD)'s NPI number?
KARIN L UNDERKOFFLER (OD)'s NPI is 1699757666 — the number used across U.S. healthcare to identify this provider.
Would KARIN L UNDERKOFFLER (OD) appear as active to a payer?
You can treat KARIN L UNDERKOFFLER (OD) as active for directory purposes; confirm clinical privileges separately.
What clinical focus is listed for KARIN L UNDERKOFFLER (OD)?
At a glance, KARIN L UNDERKOFFLER (OD) is tied to Optometrist. Clinical services aligned with this taxonomy classification.
What practice footprint exists for KARIN L UNDERKOFFLER (OD)?
Travel planning: use Worcester, Massachusetts as the reference point for KARIN L UNDERKOFFLER (OD), then confirm.
What does 3 location(s) imply?
3 practice locations appear in the available data.

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