Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RAVI NANDAN SINHA MD
NPI 1134184328
Internal Medicine - Endocrinology, Diabetes & Metabolism in Williamsville, NY

Active since April 19, 2006PECOS Enrolled
87.14/100
CMS Quality Rating
325 ESSJAY RD, WILLIAMSVILLE, NY 14221(716) 857-8770(716) 250-5976 Get Directions Write a Review

NPPES record last updated: September 17, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 17, 2026, Apr 29, 2022, Dec 13, 2021 and 3 more (6 updates tracked since 2016).

About Dr. Ravi Nandan Sinha Md NPPES

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

DR. RAVI NANDAN SINHA MD (NPI 1134184328) is an individual endocrinology, diabetes & metabolism provider in Williamsville, New York, licensed in New York (199136) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and is a graduate of Other (1987).

NPPES Registry Identity

NPI1134184328
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameDR. RAVI NANDAN SINHACredential: MD
Location Address325 ESSJAY RDWilliamsville, NY 14221-8243
Mailing Address425 Essjay Rd Ste 170Williamsville, NY 14221-8235 · (716) 630-1219 · Fax (716) 817-1726
Fax(716) 250-5976
Sole ProprietorNo
Medical School CMSOtherGraduated 1987
Enumeration DateApril 19, 2006
Last NPPES UpdateSeptember 17, 20266 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2026
✔ NPI 1134184328 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in NY · 199136
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
325 ESSJAY RD, Williamsville, NY 14221

Other Identifiers 9

Other161000580NY · Empire
Other000526081005NY · Health Now
Medicaid02067816NY
Other00025087505NY · Univera
Other2589275NY · Ghi
Other0491510NY · Iha
Other199136-3WNY · Workers Compensation
Other161000580NY · North American Preferred
Other2591224NY · Nova

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. Ravi Nandan Sinha 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 ID3779514559
PECOS Enrollment IDI20050823000034
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 12

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.
310 services168 patients
Blood test, comprehensive group of blood chemicals 80053
A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
58 services42 patients
Blood test, thyroid stimulating hormone (tsh) 84443
A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
57 services39 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.
40 services27 patients
Thyroxine (thyroid chemical), free 84439
The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
37 services24 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
35 services35 patients

Hospital Affiliations CMS Care Compare 3

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

Kaleida Health

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330005
Location100 High StreetBuffalo, NY 14210 · Erie County
Emergency services Birthing friendly

Niagara Falls Memorial Medical Center

Acute Care Hospitals · Niagara Falls, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330065
Location621 Tenth StreetNiagara Falls, NY 14302 · Niagara County
Emergency services Birthing friendly

Sisters Of Charity Hospital

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330078
Location2157 Main StreetBuffalo, NY 14214 · Erie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14221 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
$126.40 typical visit price
range $54.87 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.08 typical visit price
range $17.54 – $136.14
Typical copayment $24.27 (range $4.38 – $34.03)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.14/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality82.29
Promoting Interoperability100
Improvement Activities40
Cost74.86

Referred Medical Equipment & Supplies CMS DME claims 5

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

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
3 suppliers14 claims169 services$18.12 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
3 suppliers18 claims540 services$2.38 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
26 suppliers84 claims264 services$6.39 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
17 suppliers40 claims65 services$1.15 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
9 suppliers127 claims129 services$187.60 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 20

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

Internal Medicine
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physical Therapist
325 ESSJAY RD, SUITE 305
WILLIAMSVILLE, NY 14221
Dermatology
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Family Medicine (Adult Medicine)
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant (Medical)
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Internal Medicine (Nephrology)
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Physician Assistant
325 ESSJAY RD
WILLIAMSVILLE, NY 14221
Nurse Practitioner (Family)
325 ESSJAY RD
WILLIAMSVILLE, NY 14221

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 Ravi Sinha's NPI number?

The NPI number for Ravi Sinha is 1134184328. It was assigned to this individual provider in the NPPES registry on April 19, 2006.

Where is Ravi Sinha located?

Ravi Sinha practices at 325 Essjay Rd, Williamsville, NY 14221. The listed phone number is (716) 857-8770.

What is Ravi Sinha's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Ravi Sinha enrolled in Medicare?

Yes. Ravi Sinha 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.

Is Ravi Sinha affiliated with any hospitals?

According to CMS data, Ravi Sinha is affiliated with Kaleida Health, Niagara Falls Memorial Medical Center and Sisters Of Charity Hospital.

When was this NPI record last updated?

The NPPES record for Ravi Sinha was last updated on September 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 days 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.