Shobha Ratnam, M.D.
NPI 1902891591 · Nephrology Physician · Toledo, OH
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shobha Ratnam, M.D. is a Nephrology Physician provider in Toledo, OH (NPI 1902891591).
Provider details
- NPI number
- 1902891591
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 35083691 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
772 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 304 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 183 | $97 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 117 | $108 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 88 | $131 |
| Hemodialysis Procedure With Physician Evaluation90935 | 67 | $69 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 189 | 53 |
| Famotidine | 183 | 47 |
| Carvedilol | 156 | 45 |
| Amlodipine Besylate | 142 | 39 |
| Bumetanide | 116 | 34 |
| Furosemide | 115 | 31 |
| Tamsulosin Hcl | 109 | 26 |
| Allopurinol | 80 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-20
- Last updated
- 2018-01-16
Frequently asked questions
- What is Shobha Ratnam's NPI number?
- Shobha Ratnam's National Provider Identifier (NPI) is 1902891591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shobha Ratnam's specialty?
- Shobha Ratnam is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Shobha Ratnam located?
- Shobha Ratnam's practice location on file with NPPES is 1125 Hospital Dr, Toledo, OH 43614-8001.
- What is Shobha Ratnam's phone number?
- The practice phone number listed in the NPPES registry for Shobha Ratnam is (419) 383-5288.
- Does Shobha Ratnam accept Medicare?
- Shobha Ratnam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shobha Ratnam's NPI active?
- Yes — Shobha Ratnam's NPI (1902891591) is active in the NPPES registry as of the last update on 2018-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.