Doris Ling, M.D.
NPI 1851338420 · Family Medicine Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Doris Ling, M.D. is a Family Medicine Physician provider in San Antonio, TX (NPI 1851338420).
Provider details
- NPI number
- 1851338420
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- K2741 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
907 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 | 363 | $120 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 316 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 159 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $87 |
| Hemoglobin A1c Level83036 | 23 | $10 |
| Urine Microalbumin (protein) Level82043 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 247 | 68 |
| Rosuvastatin Calcium | 204 | 60 |
| Atorvastatin Calcium | 188 | 57 |
| Amlodipine Besylate | 143 | 40 |
| Levothyroxine Sodium | 121 | 32 |
| Alendronate Sodium | 96 | 27 |
| Trazodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$668 across 34 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
Registry dates
- Enumerated
- 2006-06-01
- Last updated
- 2011-10-04
Frequently asked questions
- What is Doris Ling's NPI number?
- Doris Ling's National Provider Identifier (NPI) is 1851338420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Doris Ling's specialty?
- Doris Ling is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Doris Ling located?
- Doris Ling's practice location on file with NPPES is 8715 Village Dr, San Antonio, TX 78217-5405.
- What is Doris Ling's phone number?
- The practice phone number listed in the NPPES registry for Doris Ling is (210) 637-0000.
- Does Doris Ling accept Medicare?
- Doris Ling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Doris Ling's NPI active?
- Yes — Doris Ling's NPI (1851338420) is active in the NPPES registry as of the last update on 2011-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.