Physician Profile
Sandra C. Gracia-Lopez, M.D.
Unclaimed ProfileAbout Dr. Gracia-Lopez
Sandra C. Gracia-Lopez, M.D. is a healthcare provider in Aibonito, PR specializing in nuclear medicine. Sandra trained at Ponce School of Medicine, graduating in 1981. Sandra is also listed as specializing in internal medicine. According to Medicare claims data, Sandra cared for 69 Medicare patients across 925 services. The services billed most often include injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds), technetium tc-99m sestamibi, diagnostic, per study dose, and exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (787) 735-8001
- Email not available
Practice Locations
AVE. JOSE VAZQUEZ ESQ. DR. TROYER NUCLEAR MEDICINE, MENNONITE GENERAL HOSPITAL
Aibonito, PR 00705
Procedures Most Often Billed to Medicare
925 services · 69 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
18 | Less often than most peers in NUCLEAR MEDICINE |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
18 | Less often than most peers in NUCLEAR MEDICINE |
| Injection, adenosine, 1 mg (not to be used to report any adenosine phosphate compounds) | Drug given | J0153 |
853 | Too few peers to compare |
| Technetium tc-99m sestamibi, diagnostic, per study dose | A9500 |
36 | Less often than most peers in NUCLEAR MEDICINE |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Trained at Ponce School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Ponce School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 5
Providers in PR who bill this service to Medicare most often.
Common questions
What does Sandra C. Gracia-Lopez specialize in?
Sandra C. Gracia-Lopez is a nuclear medicine in Aibonito, PR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Sandra C. Gracia-Lopez located?
Sandra C. Gracia-Lopez is listed at Ave. Jose Vazquez Esq. Dr. Troyer Nuclear Medicine, Mennonite General Hospital, Aibonito, PR 00705. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Sandra C. Gracia-Lopez's phone number?
The number on file is (787) 735-8001. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Sandra C. Gracia-Lopez's NPI number?
Sandra C. Gracia-Lopez's National Provider Identifier is 1184680480. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Sandra C. Gracia-Lopez train?
Sandra C. Gracia-Lopez attended Ponce School of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How long has Sandra C. Gracia-Lopez been practicing?
Sandra C. Gracia-Lopez has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What does Sandra C. Gracia-Lopez do most often?
According to Medicare billing data, Sandra C. Gracia-Lopez performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as exercise or drug-induced heart stress test with electrocardiogram with supervision and review by physician. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sandra C. Gracia-Lopez confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sandra C. Gracia-Lopez. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.