Sherryl Mitchell Hernandez, M.D.
NPI 1578972089 · Nephrology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sherryl Mitchell Hernandez, M.D. is a Nephrology Physician provider in San Antonio, TX (NPI 1578972089).
Provider details
- NPI number
- 1578972089
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- R6443 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,259 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 334 | $123 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 290 | $336 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 207 | $76 |
| Hemodialysis Procedure With Physician Evaluation90935 | 97 | $68 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 91 | $114 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dapagliflozin Propanediolbrand: Farxiga | 129 | 50 |
| Allopurinol | 119 | 48 |
| Furosemide | 110 | 45 |
| Amlodipine Besylate | 98 | 40 |
| Losartan Potassium | 77 | 27 |
| Lisinopril | 57 | 22 |
| Hydralazine Hcl | 55 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$911 across 40 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 504 N Macarthur AvePanama City, FL 32401-3636Phone: (850) 769-2158
- Ave. Hostos Carr#2, Suite 104Bo SabalosMayaguez, PR 00680Phone: (787) 652-9200
- 1222 Mccullough Ave Ste 101San Antonio, TX 78212-4812Phone: (210) 858-7604Fax: (210) 888-0383
Registry dates
- Enumerated
- 2014-08-08
- Last updated
- 2021-04-29
- Certified
- 2020-10-02
Frequently asked questions
- What is Sherryl Mitchell Hernandez's NPI number?
- Sherryl Mitchell Hernandez's National Provider Identifier (NPI) is 1578972089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sherryl Mitchell Hernandez's specialty?
- Sherryl Mitchell Hernandez is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Sherryl Mitchell Hernandez located?
- Sherryl Mitchell Hernandez's practice location on file with NPPES is 12446 West Ave, San Antonio, TX 78216-2517.
- What is Sherryl Mitchell Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Sherryl Mitchell Hernandez is (210) 729-2262.
- Does Sherryl Mitchell Hernandez accept Medicare?
- Sherryl Mitchell Hernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sherryl Mitchell Hernandez's NPI active?
- Yes — Sherryl Mitchell Hernandez's NPI (1578972089) is active in the NPPES registry as of the last update on 2021-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.