Doctor profile · Federal record
Dr. Hariharan Subramanian, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Internal Medicine Physician · Holyoke, MA
- NPI 1801080080
- Accepts Medicare
- MIPS 89.0 / 100 · 2023
- 26 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
575 Beech St, 1St Floor
Holyoke, MA 010402223
(413) 534-2870
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- February 19, 2016
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State licenses (2)
- Massachusetts #260980 · Pennsylvania #MD432082
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801080080. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,475
Distinct HCPCS
10
Medicare allowed
$183,919
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,358 | 1,087 | $8 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 580 | 568 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 534 | 377 | $99 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 148 | 48 | $30 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 134 | 126 | $177 | |
93244 |
Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | 106 | 104 | $24 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 93 | 93 | $78 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 86 | 84 | $67 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 76 | 55 | $121 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 73 | 73 | $134 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 143. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$62
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PFIZER INC. | 2 | $39.05 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $23.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,357
Patients
959
Total drug cost
$834,391
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 557 | 126 | $635,917 |
| Metoprolol Succinate | Generic | 488 | 149 | $10,788 |
| Atorvastatin Calcium | Generic | 351 | 99 | $9,027 |
| Amlodipine Besylate | Generic | 345 | 103 | $3,371 |
| Metoprolol Tartrate | Generic | 255 | 82 | $3,390 |
| Rosuvastatin Calcium | Generic | 216 | 62 | $8,526 |
| Diltiazem 24hr Er (Cd) (Diltiazem Hcl) | Brand | 201 | 56 | $12,365 |
| Carvedilol | Generic | 188 | 61 | $2,876 |
| Furosemide | Generic | 171 | 47 | $1,457 |
| Xarelto (Rivaroxaban) | Brand | 122 | 27 | $132,467 |
Hospital affiliations
Frequently asked questions
What is Dr. Hariharan Subramanian's medical specialty?
Dr. Hariharan Subramanian practices Cardiovascular Disease Physician in Holyoke, MA.
Where does Dr. Hariharan Subramanian practice?
Dr. Hariharan Subramanian practices at 575 Beech St, Holyoke, MA 010402223. Office phone: 4135342870.
What is Dr. Hariharan Subramanian's NPI?
Dr. Hariharan Subramanian's National Provider Identifier (NPI) is 1801080080, issued by NPPES.
Does Dr. Hariharan Subramanian accept Medicare assignment?
Yes. Dr. Hariharan Subramanian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hariharan Subramanian commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.