Tammy Lin, MD
NPI 1184112971 · Family Medicine Physician · Harlingen, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Lin, MD is a Family Medicine Physician provider in Harlingen, TX (NPI 1184112971).
Provider details
- NPI number
- 1184112971
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- T3126 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 75 | 25 |
| Atorvastatin Calcium | 56 | 27 |
| Amlodipine Besylate | 42 | 17 |
| Metformin Hcl | 40 | — |
| Levothyroxine Sodium | 32 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 29 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$217 across 2 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
- 2018-04-26
- Last updated
- 2021-11-02
- Certified
- 2021-11-02
Frequently asked questions
- What is Tammy Lin's NPI number?
- Tammy Lin's National Provider Identifier (NPI) is 1184112971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Lin's specialty?
- Tammy Lin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tammy Lin located?
- Tammy Lin's practice location on file with NPPES is 2222 Benwood St, Harlingen, TX 78550-8532.
- What is Tammy Lin's phone number?
- The practice phone number listed in the NPPES registry for Tammy Lin is (956) 389-2448.
- Does Tammy Lin accept Medicare?
- Tammy Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Lin's NPI active?
- Yes — Tammy Lin's NPI (1184112971) is active in the NPPES registry as of the last update on 2021-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.