VIDYA SUNDARAM, MD
Endocrinology, Diabetes & Metabolism Physician in INDIANAPOLIS, Indiana. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.
What the federal data shows
VIDYA SUNDARAM, MD filed 4,720 Medicare Part D claims in 2023 as a Endocrinology, Diabetes & Metabolism Physician in INDIANAPOLIS, Indiana, prescribing 52% generic.
- 5K
- Part D claims, 2023
- 52%
- generic prescribing
Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.
VIDYA SUNDARAM, MD's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023 — across all CMS prescribers nationally
4,720 Top 7% higher than 93% of 1,370,886 prescribers
Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Part D Prescriber Public Use File · 2023
VIDYA SUNDARAM, MD practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).
What does the federal data show about VIDYA SUNDARAM, MD?
Quality data not reportedPrimary specialty
Medicare Part D claims
Specialty distribution in Indiana
How Endocrinology, Diabetes & Metabolism Physician compares to other specialties among Indiana providers
Endocrinology, Diabetes & Metabolism Physician share within Indiana
Endocrinology, Diabetes & Metabolism Physician is one of the more visible NUCC categories in Indiana
Each bar reflects the share of in-state providers whose primary NUCC taxonomy matches the specialty. Long tail of ~690 NUCC codes folded into "Other" to keep the comparison legible.
Specialty board-certification context
Estimated specialty board-certified rate — Endocrinology, Diabetes & Metabolism Physician (ABMS / AOA reference)
- Est. board-certified rate
- 78%
- Endocrinology, Diabetes & Metabolism Physician ABMS/AOA estimate
Est. board-certified rate (Endocrinology, Diabetes & Metabolism Physician) — ABMS / AOA estimate
Verify credentials
- Verify via ABMS free public lookup
- Verify via AOA osteopathic boards
- Specialty volume Endocrinology, Diabetes & Metabolism Physician US NPIs
Specialty board-certified rate — Endocrinology, Diabetes & Metabolism Physician estimate
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus Maintenance of Certification cycles. CMS does not publish a per-provider board-certification field; the figure shown is the specialty-level estimated rate from ABMS / AOA reference data.
The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).
VIDYA SUNDARAM, MD appears in the CMS NPPES registry as a Endocrinology, Diabetes & Metabolism Physician provider holding MD credentials at 5230 E STOP 11 RD STE 150, INDIANAPOLIS, IN, 46237, with a listed phone of (317) 865-5904. NPI 1326020900 was issued on 11/18/2005. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what SUNDARAM most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.
Medicare Part D records for calendar year 2023 show 4,720 prescription claims written by this provider, covering 586 Medicare beneficiaries and totaling roughly $2.4 million in drug spend, split 48% brand-name and 52% generic by claim count. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.
Endocrinology, Diabetes & Metabolism Physician is a mid-sized specialty nationwide, with 7,852 enrolled providers across 54 states and an average of 2,639 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.
Practice Address
Provider Details
| NPI | 1326020900 |
|---|---|
| Specialty | Endocrinology, Diabetes & Metabolism Physician |
| Credentials | MD |
| Gender | Female |
| NPI Issued | 11/18/2005 |
Verify this provider's license
PlainDoctor pulls this profile from the CMS NPPES public registry. Confirm VIDYA SUNDARAM, MD's current license status, disciplinary history, and board certifications with the Indiana Medical Licensing Board in Indiana before relying on this page for a clinical or care decision.
How we sourced this profile
Brand vs generic prescribing mix · Above average
48% brand-name claims vs 52% generic, on 4,720 2023 Medicare Part D claims.
The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.
Medicare Part D Prescribing Data
CMS Medicare Part D prescriber-level data for calendar year 2023.
Prescribing Breakdown
- 30-Day Fills
- 11,187
- Total Day Supply
- 332,460
- Brand vs Generic
- 48% brand / 52% generic
- Brand Drug Cost
- $2.3M
- Generic Drug Cost
- $35K
Patient Demographics
- Average Patient Age
- 70.7 years
- Avg HCC Risk Score
- 1.98
- Gender Split
- 63% female / 37% male
- Age Distribution
- <65: 109, 65-74: 267, 75-84: 164, 85+: 46
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What VIDYA SUNDARAM, MD prescribes most
Top Medicare Part D drugs by claim count, 2023
- Levothyroxine Sodium
Levothyroxine Sodium
527 claims
- Glimepiride
Glimepiride
328 claims
- Jardiance
Jardiance
291 claims
- Ozempic
Ozempic
279 claims
- Metformin Hcl Er
Metformin Hcl Er
224 claims
- Metformin Hcl 180
Metformin Hcl
180 claims
- Synthroid 177
Synthroid
177 claims
- Atorvastatin Calcium 125
Atorvastatin Calcium
125 claims
| Drug | Claims |
|---|---|
| Levothyroxine Sodium | 527 |
| Glimepiride | 328 |
| Jardiance Empagliflozin | 291 |
| Ozempic Semaglutide | 279 |
| Metformin Hcl Er Metformin Hcl | 224 |
| Metformin Hcl | 180 |
| Synthroid Levothyroxine Sodium | 177 |
| Atorvastatin Calcium | 125 |
| Humalog Kwikpen U-100 Insulin Lispro | 112 |
| Methimazole | 94 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Endocrinology, Diabetes & Metabolism Physician Overview
How VIDYA SUNDARAM, MD fits within the Endocrinology, Diabetes & Metabolism Physician landscape nationally.
VIDYA SUNDARAM, MD's 4,720 claims are above the specialty average of 2,639.
Nearby Endocrinology, Diabetes & Metabolism Physician Providers in Indiana
Other clinicians with the same primary specialty enrolled in Indiana, drawn from the same CMS NPPES roster as SUNDARAM.
Compare Endocrinology, Diabetes & Metabolism Physician nationally: see state-by-state distribution →
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Frequently Asked Questions
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Data Sources
- Provider Directory
- CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
- Specialty Classification
- NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
- Prescribing Data
- CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
- Limitations
- Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.
See our complete data methodology for details on how we collect and process government data.
Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).
Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology