Doctor profile · Federal record
Dr. Marissa Baltus, MD
Internal Medicine Physician (CMS: Internal Medicine) · Burlington, MA
- NPI 1942308796
- Accepts Medicare
- MIPS 88.4 / 100 · 2023
- 38 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
67 S Bedford St Ste 202E
Burlington, MA 018035141
(781) 744-7000
fax (781) 744-5351 - Mailing address
-
41 Mall RD
Burlington, MA 018050001
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 15, 2021
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #74778
- Medicaid
- MA #3081613
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942308796. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
494
Distinct HCPCS
4
Medicare allowed
$44,229
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 272 | 235 | $106 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 180 | 160 | $71 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 31 | 21 | $59 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 11 | 11 | $72 |
In context: peer comparison
Among 33 peers in Burlington Internal Medicine Physician, average services per provider: 114. This provider delivers 4.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,409
Patients
808
Total drug cost
$47,250
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 611 | 200 | $15,748 |
| Amlodipine Besylate | Generic | 311 | 112 | $3,261 |
| Lisinopril | Generic | 252 | 83 | $3,067 |
| Levothyroxine Sodium | Generic | 179 | 52 | $2,791 |
| Losartan Potassium | Generic | 145 | 53 | $2,744 |
| Omeprazole | Generic | 133 | 43 | $3,673 |
| Sertraline Hcl | Generic | 122 | 47 | $2,207 |
| Rosuvastatin Calcium | Generic | 116 | 41 | $5,138 |
| Hydrochlorothiazide | Generic | 105 | 40 | $716 |
| Metoprolol Succinate | Generic | 95 | 28 | $2,017 |
Hospital affiliations
Frequently asked questions
What is Dr. Marissa Baltus's medical specialty?
Dr. Marissa Baltus practices Internal Medicine Physician in Burlington, MA.
Where does Dr. Marissa Baltus practice?
Dr. Marissa Baltus practices at 67 S Bedford St Ste 202E, Burlington, MA 018035141. Office phone: 7817447000.
What is Dr. Marissa Baltus's NPI?
Dr. Marissa Baltus's National Provider Identifier (NPI) is 1942308796, issued by NPPES.
Does Dr. Marissa Baltus accept Medicare assignment?
Yes. Dr. Marissa Baltus accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Baltus commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (HCPCS G0180). Source: CMS Medicare Physician & Other Practitioners file.