Doctor profile · Federal record

Dr. Caleb Nannes, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Oak Bluffs, MA

  • NPI 1275832560
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Hospital RD
Oak Bluffs, MA 025571406
(508) 684-4500

Credentials & registration

NPPES · NUCC
NPI registered
March 2011 — 15 yrs on file
Profile last updated
February 9, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #262591

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275832560. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
190
Distinct HCPCS
6
Medicare allowed
$21,052
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 48 31 $120
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 43 30 $80
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 31 31 $175
99239 Hospital discharge day management, more than 30 minutes 30 29 $116
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 25 12 $50
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $131

In context: peer comparison

Among 3 peers in this city , average services per provider: 74. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
346
Patients
188
Total drug cost
$11,290
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 46 31 $1,031
Lisinopril Generic 37 21 $471
Doxycycline Monohydrate Generic 28 26 $289
Losartan Potassium Generic 27 13 $473
Amlodipine Besylate Generic 25 16 $173
Metformin Hcl Generic 24 0 $294
Metoprolol Succinate Generic 24 0 $655
Levothyroxine Sodium Generic 22 15 $404
Gabapentin Generic 21 12 $1,100
Arexvy (Rsvpref3 Antigen/As01e/Pf) Brand 16 16 $5,112

Frequently asked questions

Auto-generated from federal data
What is Dr. Caleb Nannes's medical specialty?
Dr. Caleb Nannes practices Internal Medicine Physician in Oak Bluffs, MA.
Where does Dr. Caleb Nannes practice?
Dr. Caleb Nannes practices at 1 Hospital RD, Oak Bluffs, MA 025571406. Office phone: 5086844500.
What is Dr. Caleb Nannes's NPI?
Dr. Caleb Nannes's National Provider Identifier (NPI) is 1275832560, issued by NPPES.
Does Dr. Caleb Nannes accept Medicare assignment?
Yes. Dr. Caleb Nannes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caleb Nannes commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.