VANDANA SAHAY MD
NPI 1881683068
Internal Medicine in Groton, MA

Q: What is Vandana Sahay's NPI number?

The NPI number for Vandana Sahay is 1881683068. It was assigned to this individual provider in the NPPES registry on October 19, 2005.

Q: What is Vandana Sahay's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Vandana Sahay was last updated on March 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 October 19, 2005PECOS EnrolledAccepts Medicare Assignment

497 MAIN ST, SUITE 4B, GROTON, MA 01450(978) 784-9975(978) 784-9982 Get Directions Write a Review

NPPES record last updated: March 4, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Vandana Sahay Md NPPES

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

VANDANA SAHAY MD (NPI 1881683068) is an individual internal medicine provider in Groton, Massachusetts, licensed in Massachusetts (209130) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1881683068

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameVANDANA SAHAYCredential: MD

Location Address497 MAIN ST, SUITE 4BGroton, MA 01450-1298

Mailing Address497 Main St Ste 4bGroton, MA 01450-1298 · (978) 784-9975 · Fax (978) 784-9982

Phone(978) 784-9975

Fax(978) 784-9982

Sole ProprietorNo

Medical School CMSOtherGraduated 1990

Enumeration DateOctober 19, 2005

Last NPPES UpdateMarch 4, 2008

✔ NPI 1881683068 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in MA · 209130

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.

497 MAIN ST, Groton, MA 01450

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Other Identifiers 5

Medicare ID-Type UnspecifiedA32840MA

OtherMX7049MA · Ptan

OtherMX7055MA · Ptan 41

Medicaid0142999MA

Medicare UPING65871

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

Vandana Sahay Md 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 ID5597708370

PECOS Enrollment IDI20050602000647

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 Vandana Sahay reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Steward Medical Group, Inc

27 mi

Specialist

9 GALEN ST
Watertown, MA 02472

Reassigned Medicare billing, Massachusetts enrollment
1,103 clinicians in this Medicare group

NPI 1629398219 (615) 467-4474

Revere Medical Of Massachusetts, PC

47 mi

Internal Medicine

1 PEARL ST STE 2100
Brockton, MA 02301

Reassigned Medicare billing, Massachusetts enrollment
264 clinicians in this Medicare group

NPI 1336976539 (508) 897-6040

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 13

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.

352 services180 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.

163 services163 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.

88 services65 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

54 services14 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

53 services12 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

52 services51 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

47 services32 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

44 services44 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

23 services21 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

22 services19 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

17 services17 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.

14 services14 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

Umass Memorial Healthalliance Hospitals

Acute Care Hospitals · Leominster, MA

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number220001

Location60 Hospital RoadLeominster, MA 01453 · Worcester County

Emergency services

Emerson Hospital -

Acute Care Hospitals · W Concord, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220084

Location133 Old Road To 9 Acre CornerW Concord, MA 01742 · Middlesex County

Emergency services Birthing friendly

St Joseph Hospital

Acute Care Hospitals · Nashua, NH

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number300011

Location172 Kinsley StNashua, NH 03060 · Hillsborough County

Emergency services Birthing friendly

Southern Nh Medical Center

Acute Care Hospitals · Nashua, NH

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300020

Location8 Prospect StreetNashua, NH 03060 · Hillsborough County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01450 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

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 9

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 suppliers25 claims54 services$6.43 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

6 suppliers12 claims14 services$1.10 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

2 suppliers11 claims33 services$30.58 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

1 supplier12 claims12 services$17.07 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

2 suppliers16 claims96 services$1.89 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier12 claims12 services$12.38 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 8

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

MRS. MARISA DAWN KING OTR/L

Occupational Therapist

497 MAIN ST
GROTON, MA 01450

Middlesex County (978) 448-4001

GROTON INTEGRATED THERAPIES

Occupational Therapist

497 MAIN ST, SUITE E
GROTON, MA 01450

Middlesex County (978) 448-4001

MS. LISA ANNE HAMILTONGOSCOMBE PT

Specialist

497 MAIN ST, SUITE E
GROTON, MA 01450

Middlesex County (978) 448-4001

ALLYSON MELANSON OTR

Occupational Therapist

497 MAIN ST, SUIT E
GROTON, MA 01450

Middlesex County (978) 448-4001

MRS. CATHERINE IVY SCHULTZ

Occupational Therapist (Pediatrics)

497 MAIN ST, SUITE E
GROTON, MA 01450

Middlesex County (978) 448-4001

THERESA PITINO

Physical Therapist (Pediatrics)

497 MAIN ST
GROTON, MA 01450

Middlesex County (978) 448-4001

GROTON INTEGRATED THERAPIES

Occupational Therapist

497 MAIN ST, SUITE E
GROTON, MA 01450

Middlesex County (978) 448-4001

MRS. APRIL ANN COLSON MS, OTR/L

Occupational Therapist

497 MAIN ST, SUITE E
GROTON, MA 01450

Middlesex County (978) 448-4001

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 Vandana Sahay's NPI number?

The NPI number for Vandana Sahay is 1881683068. It was assigned to this individual provider in the NPPES registry on October 19, 2005.

Where is Vandana Sahay located?

Vandana Sahay practices at 497 Main St Suite 4B, Groton, MA 01450. The listed phone number is (978) 784-9975.

What is Vandana Sahay's specialty?

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

Is Vandana Sahay enrolled in Medicare?

Yes. Vandana Sahay 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 Vandana Sahay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vandana Sahay reassigns Medicare benefits to 2 organizations: Steward Medical Group, Inc (Watertown, MA) and Revere Medical Of Massachusetts, PC (Brockton, MA). 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 Vandana Sahay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Vandana Sahay affiliated with any hospitals?

According to CMS data, Vandana Sahay is affiliated with Umass Memorial Healthalliance Hospitals, Emerson Hospital -, St Joseph Hospital and Southern Nh Medical Center.

When was this NPI record last updated?

The NPPES record for Vandana Sahay was last updated on March 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.