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DR. DEBORAH S. DERDERIAN D.O.
NPI 1619123205
Internal Medicine in Mendon, MA

Active since August 14, 2008PECOS EnrolledAccepts Medicare Assignment
12 UXBRIDGE ROAD, MENDON, MA 01756(508) 634-6620(508) 634-6813 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 21, 2025, Sep 3, 2025, Jun 15, 2023 and 3 more (6 updates tracked since 2017).

About Dr. Deborah S. Derderian D.o. NPPES

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

DR. DEBORAH S. DERDERIAN D.O. (NPI 1619123205) is an individual internal medicine provider in Mendon, Massachusetts, licensed in Massachusetts (243757) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS, is affiliated with Milford Regional Medical Center, and is a graduate of University Of New England, College Of Osteo Medicine (2007).

NPPES Registry Identity

NPI1619123205
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. DEBORAH S. DERDERIANCredential: D.O.
Location Address12 UXBRIDGE ROADMendon, MA 01756-1311
Mailing Address9 Industrial Rd Ste 5Milford, MA 01757-3736 · (508) 473-1480 · Fax (508) 473-1210
Phone(508) 634-6620
Fax(508) 634-6813
Sole ProprietorYes
Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 2007
Enumeration DateAugust 14, 2008
Last NPPES UpdateNovember 21, 20256 updates tracked since enumeration
NPPES CertifiedNovember 21, 2025
✔ NPI 1619123205 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in MA · 243757✔ Licensed in MA · 233213
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
12 UXBRIDGE ROAD, Mendon, MA 01756
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Dr. Deborah S. Derderian D.o. 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 ID547457269
PECOS Enrollment IDI20101207001212
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 9

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.
172 services107 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
122 services122 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.
88 services64 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.
53 services41 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.
36 services31 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
34 services32 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Milford Regional Medical Center

Acute Care Hospitals · Milford, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220090
Location14 Prospect StreetMilford, MA 01757 · Worcester County
Emergency services Birthing friendly

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

Metrowest Medical Center

Acute Care Hospitals · Framingham, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220175
Location115 Lincoln StreetFramingham, MA 01701 · Middlesex County
Emergency services Birthing friendly

St Vincent Hospital

Acute Care Hospitals · Worcester, MA
2/5 CMS rating
OwnershipProprietary
CMS Certification Number220176
Location123 Summer StreetWorcester, MA 01608 · Worcester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01756 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
11 suppliers37 claims68 services$5.96 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers21 claims23 services$1.10 avg. paid by Medicare
Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims372 services$4.36 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

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

KATHRYN L COHAN M.D.
Internal Medicine
12 UXBRIDGE ROAD
MENDON, MA 01756
Worcester County (508) 634-6620

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 Deborah Derderian's NPI number?

The NPI number for Deborah Derderian is 1619123205. It was assigned to this individual provider in the NPPES registry on August 14, 2008.

Where is Deborah Derderian located?

Deborah Derderian practices at 12 Uxbridge Road, Mendon, MA 01756. The listed phone number is (508) 634-6620.

What is Deborah Derderian's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Deborah Derderian enrolled in Medicare?

Yes. Deborah Derderian 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.

What insurance does Deborah Derderian accept?

Health plans from Anthem Blue Cross and Blue Shield list Deborah Derderian as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Deborah Derderian affiliated with any hospitals?

According to CMS data, Deborah Derderian is affiliated with Milford Regional Medical Center, Umass Memorial Medical Center/University Campus, Metrowest Medical Center and St Vincent Hospital.

When was this NPI record last updated?

The NPPES record for Deborah Derderian was last updated on November 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.