Doctor profile · Federal record
Dr. Dennis Grusenmeyer, MD
Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Hospitalist Physician · Keene, NH
- NPI 1871568113
- Accepts Medicare
- 29 yrs in practice
- Licensed in 5 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 7 locations .
- Primary practice
-
580 Court St
Keene, NH 03431
(603) 354-5400 - Additional location
-
2801 N Gantenbein Ave
Portland, OR 972271623
(503) 413-8407
fax (503) 413-6951 - Additional location
-
3043 Ne 28Th St
Lincoln City, OR 973674518
(541) 994-3661 - Additional location
-
3241 Western Branch Blvd
Chesapeake, VA 233215260
(757) 686-3508
fax (757) 686-0541 - Additional location
-
888 Swift Blvd
Richland, WA 993523514
(509) 942-2648
fax (509) 942-2812 - Additional location
-
509 Biltmore Ave
Asheville, NC 288014601
(828) 213-4411
fax (828) 213-0275 - Additional location
-
590 Court St
Keene, NH 034311719 - Mailing address
-
Po Box 810
Hanover, NH 037550810
Show 4 more locations
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- September 20, 2023
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (5)
- New Hampshire #20152 · North Carolina #2017-0031 · Washington #MD60983758 · Virginia #0101235353 · Oregon #MD191698
- Medicaid
- VA #010014727
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871568113. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
410
Distinct HCPCS
3
Medicare allowed
$35,109
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 322 | 118 | $77 | |
99239 |
Hospital discharge day management, more than 30 minutes | 77 | 76 | $111 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 11 | 11 | $165 |
In context: peer comparison
Among 6 peers in Keene Hospitalist Physician, average services per provider: 171. This provider delivers 2.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
41
Patients
0
Total drug cost
$2,560
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Humulin R (Insulin Regular, Human) | Brand | 16 | 0 | $2,321 |
| Metoprolol Succinate | Generic | 14 | 0 | $140 |
| Atorvastatin Calcium | Generic | 11 | 0 | $99 |
Hospital affiliations
Frequently asked questions
What is Dr. Dennis Grusenmeyer's medical specialty?
Dr. Dennis Grusenmeyer practices Hospitalist Physician in Keene, NH.
Where does Dr. Dennis Grusenmeyer practice?
Dr. Dennis Grusenmeyer practices at 580 Court St, Keene, NH 03431. Office phone: 6033545400.
What is Dr. Dennis Grusenmeyer's NPI?
Dr. Dennis Grusenmeyer's National Provider Identifier (NPI) is 1871568113, issued by NPPES.
Does Dr. Dennis Grusenmeyer accept Medicare assignment?
Yes. Dr. Dennis Grusenmeyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Grusenmeyer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.